CN101363820A

CN101363820A - Catalyst testing process and apparatus

Info

Publication number: CN101363820A
Application number: CNA2008102151867A
Authority: CN
Inventors: R·C·威里森三世
Original assignee: University of Houston
Current assignee: University of Houston
Priority date: 1996-02-28
Filing date: 1997-02-25
Publication date: 2009-02-11
Also published as: CN101363821A

Abstract

A method of simultaneously testing or selecting catalyst formulations capable of catalyzing conversion of a given reactant or mixture of reactants, from among a collection of at least two candidate formulations, comprising supporting the formulations separately on one or more supports, contacting the supported formulations with the reactant or reactants under reaction conditions, and dyeing a detection agent for reactants or reacting with a detection agent for forming detectable products or light, and detecting the detectable products or light followed by analysis to determine the relative efficacy of the candidate catalyst formulations. The invention also discloses an apparatus for evaluating the catalysis efficacy of the candidate catalyst formulations.

Description

The assay method of catalyzer and device

Invention field

The present invention relates to the mensuration field of general catalyzer, the present invention is sorted in the US patent class numbers 502 or 252 usually.The present invention relates to the mensuration field of general catalyzer, the present invention is sorted in the US patent class numbers 502 or 252 usually.

Prior art is introduced

Prior art comprises: the C﹠amp on January 8th, 96; The content that E News is the 30th page, this content have been instructed reactive plastics and many for known catalyst test equipment in petroleum refining field and method; Nineteen ninety-five the 60th volume F.M.Menger, the A.V.Eliseev of J.Org.Chem 6666-6667 page or leaf and " the phosphatase catalytic agent of the organic chemistry exploitation by combination " (" the Phosphatase catalysts developed viacombinatoriol organic chemistry ") of V.A.Migulin; Xiang, 268 Science 1738 and Briceno, 270 Science 273, both are the combinatorial libraries about solid compounds; The Sullivan of combination technique, Today ' s Chem.At Work 14; Combinatorial libraries is labeled as 4723 Nessler 59 J.Org.Chem.; The Baldwin of combinatorial libraries 5588,117 J.Amer.Chem.Soc..

The problem that prior art exists

Conventional catalyst test is to finish in laboratory scale or bigger pilot-plant; charging contacts in these devices with catalyzer under reaction conditions; general convection current goes out the product sampling, often this sampling is analyzed, and its result is carried out the data parsing technical finesse.Such program is moved the time that can need more than one day or one day to a kind of once experiment of catalyzer.Though above-mentioned technology has vital role at the accurate aspects such as optimum array, piller (pellet) shape of adjusting, but the present invention can lack than assess the needed time of a kind of catalyzer with classic method usually once in the competition tens of kinds of catalyzer being scanned.And when putting into practice in the embodiment of its preferred control (robotic) automatically, the present invention has reduced the job costs of every kind of catalyst screening significantly.

The invention brief introduction

GENERAL DESCRIPTION OF INVENTION

According to the present invention, to various product support (carrier), for example honeycomb ceramics or flat board, perhaps the set of each carrier granular is handled with the solution/suspension of catalyst component, with the pit on the infill panel (well), or generation grid (cell), spot (spot) or piller carry each in the various catalyst component combinations, carrier is carried out drying, roasting or carry out other necessary processing so that grid, stable components in spot or the piller, (for example make carrier and possible reaction feed stream or batch of material then, gas oil, hydrogen and oxygen, ethene or other polymerisable monomer, propylene oxygen, or CCl ₂F ₂And hydrogen) contact, with the catalysis biological chemical reaction, this reacts by protein, cell, enzymatic.The reaction that takes place in each grid is for example detected product or residual reactant by infrared temperature mensuration, spectroscopic methodology, electrochemical process, photometry, radiant heat method or other method, or by for example multichannel (multistreaming) small size sample pipe method, near every kind of composition, take a sample, analyze then, for example spectral analysis, stratographic analysis etc., or measure by near the temperature variation that temperature-sensitive technology is for example observed the catalyzer, to determine the relative efficiency of the catalyzer in every kind of composition.In forming grid, spot, piller etc., can adopt automatic control technology.

These parameters are discussed below:

Catalyzer: the biotechnology catalyzer comprises protein, cell, enzyme etc.The chemical conversion catalyzer is included in and is the most elements in the solid state elements periodic table under the reaction conditions.Hydrocarban coversion catalysts comprises Bi, Sn, Sb, Ti, Zr, Pt, rare earth and other many possible candidate's catalyzer, and these candidate's catalyzer also are not realized for the potential of specific reaction.Many synergistic combinations are useful.By the metal of load and metal complex is preferred.Chemical catalyst can be used as element or conduct makes element or its oxidate be added on the matrix (carrier) at the organic or inorganic compound on the matrix or as stable compound in decomposition under the temperature of stabilizing step.

Carrier: carrier can be inertia clay, zeolite, pottery, carbon, as the plastics of reactive plastics class, stable non-reactive metal or above-mentioned composition.The flat board of porous honeycomb body, particle (piller) that their shape can be passed by passage or the fritter (spot) that deposits many catalyzer material standed fors in the above or the pit in the flat board.Common catalyst matrix material especially preferably adopts zeolite, smalite, aluminium oxide of zeolite USY class for example etc., because they can the simulate commercial catalyzer.

Preparation: the precursor of candidate's catalyzer can be by any deposition techniques easily on carrier, preferably by suction pipe or suction pad (absorbing stamp) (similar rubber gasket (rubber stamp)) or silk screen.In preferred embodiments, deposition process can automatically carried out under the control, as in biochemical test on many waffle slabs loading catalyst.Many spots of catalyzer can obtain by dividing other deposition several times, as the passage that passes honeycomb ceramics can be blocked at 1/3rd places of its length and clogs, upper end 1/3rd at passage is full of catalyst solution, tamper moves on to 2/3rds places of passage then, and suction pipe sucks second kind of catalyzer, removes tamper then, add the third catalyst solution, obtain a kind of like this passage, when reactant flow during through passage, they contact with three kinds of catalyzer successively.Catalyzer also can add by the combination of ion-exchange, deposition of solid, dipping or these methods.The preferred candidate's catalyzer that utilizes the chemical or biological technology of preparing of combination with preparation array of the present invention.The coprecipitate of two or more catalyzer can be applied on the carrier reactivation when needing again by slurryization.Catalyzer can load on the carrier board or the inside of carrier passage with silk screen, and available covering one by one is added to different carbon monoxide-olefin polymerics on the different spots.

Stabilizing step: in case make catalyst cupport on carrier, any suitable technique well known in the art can be used for specific catalyst stable and/or that activation is selected, so that make them remain on original position in reactions steps.Especially preferably carry out roasting, decatize processing, fusing, drying, deposition and reaction in position.

Reactant: the present invention has the value of utilization to any reaction that can be promoted in the presence of catalyzer, comprise biological respinse and inorganic and organic chemical reactions.Chemical reaction comprises polyreaction, halogenation, oxidation reaction, hydrolysis reaction, esterification, reduction and any popular response that other can benefit from catalyzer.As the hydrocarbon conversion reactions that is used for petroleum refining is an important use of the present invention, comprises that reformation, fluid catalytic cracking, hydrogenation, hydrocracking, hydrotreating, hydrodesulphurization, alkylation and gasoline desulfur handle.

Sensor: be used for detecting the not strict restriction of a plurality of sensors of catalytic activity at candidate's catalyzer, but preferably simple and practical.Preferred especially a plurality of chromatographs, a plurality of temperature sensor and a plurality of spectrometer of adopting, especially those for example are suitable for measuring those of the temperature of close every kind of specific catalyst spot and/or product by frequency multiplexing technique, multitasking technology (multitasking), sampling technique, optical fiber or laser technology.The preferred especially thermometry that writes down temperature by infrared camera simultaneously in a plurality of catalyst site that adopts.Other suitable a plurality of sensors comprise electrochemical sensor, fluorescence detector, NMR detecting device, NIR detecting device, FTNIR detecting device, Raman detecting device, flame ionization detector, thermal conductivity detector, mass detector, viscosity detector and excited electron or X-ray emission detecting device.Product on a plurality of sensor detectable gas or flow of liquid or the carrier surface.Showing as temperature in best catalyzer place thermonegative reaction reduces.Some sensors use additional detectable such as ozone to produce chemiluminescence (chemiluminesce).

Label: label (tracer) can randomly add so that discern specific catalyst, and particularly particle is as the situation of catalyst support.These labels can be the conventional labels as having discussed in the document.Label can be a chemicals stable under reaction conditions, maybe can be the radiomaterial that has the feature emission.The technology of combinatorial chemistry can make the catalyzer of label and selection be applicable to the specific reaction that is strengthened by catalyzer.

Intermittence or continuous: though the present invention preferably is based upon on the mobile basis, reactant flows by catalyst spots under reaction conditions, also can use for example test at the intermittence in the container of autoclave that stirs or stirring, particularly in biological respinse.

Temperature, pressure, air speed and other reaction conditions: these conditions are determined by reactant and reaction.By carrier being put into a kind of reaction chamber, this reaction chamber has the sapphire that is used for sensing device observation or similar form or along reactor wall airtight lead sealing (pressure-tightlead) is arranged, thereby the reaction conditions of high pressure can be provided.

The utilization of invention

The present invention can be used for promoting the test of the catalyzer of gas phase or liquid reactive biotechnology; Be applicable to the catalyzer of test under intermittence or preferred moving material stream condition; Be applicable under high pressure, low pressure or condition of normal pressure and test; The present invention has saved to be used to screen and has improved catalyzer to promote the time that reaction was consumed and the work of needs.

Brief description

Fig. 1 is the synoptic diagram of preferred honeycomb support, and the liquid shifting equipment of control is deposited on the composition of different catalysts composition in each passage that passes honeycomb support automatically, calcines this carrier then and makes the catalyzer in each passage stable.

Fig. 2 is the honeycomb support that schematically shows the Fig. 1 that contacts with the reactant of the passage of flowing through.

Fig. 3 a and 3b are the selectable synoptic diagram of a passage of Fig. 2 honeycomb support, and detecting device detects the product that leaves passage by the absorption of the laser beam of measurement process product or passage.

Fig. 4 a schematically shows the passage that midpoint is blocked and clogs before receiving catalyst solution, and Fig. 4 b shows the end that tamper moves on to passage, have a kind of catalyzer so formed, in its second half length, have the passage of another kind of catalyzer in its half length.

Fig. 5 illustrates a slice carrier, spot deposition that 15 different catalysts compositions are wherein arranged thereon, these are as discussing in embodiment 1.

Fig. 6 a shows the array of the particle (piller) of the carrier of correct position in reactor, and this array is the state after different pillers (using not in the drawings on the piller, isolabeling illustrates) have carried out ion-exchange with the different catalysts composition.Fig. 6 b shows the reactor of a filling, and this reactor is not preferred, because the fresh charging of the piller of upstream contact, and the downstream piller partly contacts the charging of having reacted.

The preferred embodiment explanation

Embodiment 1

Referring to Fig. 5, the sheet of alpha-type aluminum oxide 10 is gone up the particle of the γ type aluminium oxide of porous by the method washcoated (wash coat) of standard.The oxalate solution of 12 kinds of different transition metals of preparation in the hole of the 24 hole microtiter plates that polystyrene is made.The automated fluid disposal system of using the automatic control of Beckman Biomek2000 is once more at the Kong Zhongcong of microtiter plates feedstock production dilution and potpourri.Aut.eq. is used for locating to deposit at the assigned position 12 (spot) on the surface of alumina support 10 20 mul aliquots samples of every kind of solution of gained, and this carrier 10 is dry then, calcine and be inserted into and can carry out between 100 to 350 degrees centigrade among the temperature controlled reactor.After reduction, the reaction mixture of possible oxygen and hydrogen is sent in the reactor.Agema infrared sensor camera 14 is used for observing alumina support by the speculum of polishing by saturating ultrared sapphire form.Set camera, the lower limit of its dynamic range is related to than the high about 200 degrees centigrade temperature of feeding temperature with and peak signal more corresponding than the temperature of feeding temperature low about 40.The rising (then reducing for thermonegative reaction) of local temperature has disclosed this reaction of said composition catalysis around the spot 12 of carbon monoxide-olefin polymeric, shown in photograph 18.

Embodiment 1a

Alternately differentiate catalyzer by reacting under intensive ultraviolet and/or visible light radiation, wherein infrared temperature is measured and is carried out immediately after irradiation stops, perhaps by using the short circuit optical filter to eliminate the pollution to infrared-ray on irradiation source.

Embodiment 2

Referring to Fig. 2, whole thing (monolith) 20 (Corning) of Woelm Alumina have the square or round section passage with the regular array extension that passes its whole thickness, this integral body thing 20 is handled with the catalyst precursor solution of different components in each passage, and wherein every kind of composition is spaced in himself passage.In drying, after the calcining etc., at high temperature, the whole thing of activation contacts with the possible reaction mixture that flows, and observes in infrared region with Agema type camera.The enthalpy of reaction produces the local temperature difference near showing the composition of catalytic activity, these are as being observed near the temperature variation of channel outlet.

Embodiment 3

Referring to Fig. 3, the whole thing 20 of the porous ceramics of describing among the embodiment 2 is equipped with different carbon monoxide-olefin polymerics in its passage, should be installed in by this way in the reactor (not shown) by the integral body thing, the whole length of each passage can be observed by the sapphire form at the end of reactor.Wide range thermal infrared line source is installed on an end of reactor, produces regional infrared energy flux density.Settle Agema IR sensitization camera so that can directly observe infrared light sources like this by most of hole.Interference filter or other optical filter are installed in reactor one side between camera and the infrared light supply, so that the light that arrives camera from light source is limited to the wavelength 4 to 4.5 microns basically.Observation in the absorptivity of this wavelength coverage is used at CO ₂The carbon monoxide-olefin polymeric that compares the candidate on the basis of (accessory substance that a kind of goal response is non-required) growing amount.The carbon monoxide-olefin polymeric (combine with high total activity of conversion, measure) of finding selected low carbon dioxide growing amount by the infrared absorption or the infrared thermography method of required product to required product than CO ₂Accessory substance has high selectivity.

Embodiment 4

The set of catalyst precursor composition is prepared by the automated fluid treating apparatus, and catalyst carrier particle contacts with every kind of composition.further handle so that catalyst precarsor is stable and activation after, the catalyzer piller is arranged from the teeth outwards, be exposed in the possible reactive environments, their activity is determined by the infrared thermography method.

Embodiment 5

The solution of catalyst precursor composition prepares in the container separately at many.Every kind of composition also comprises a spot of tracer material (as the elemental carbon of different proportion or the stable isotope of sulphur).Catalyst carrier particle contacts and is activated with the prescription of catalyst precarsor.Piller at a time contacts (for example, by elutriation in the volume of sealing) and then to its activity measurement (by thermometry, by the spectral measurement of product, the perhaps sampling around gas phase or the liquid phase) with possible reaction mixture.Collect to show active particle and the content of tracer material is carried out separate analysis, so that determine to provide the composition of required catalytic activity.

Embodiment 6

Repeat the operation of embodiment 2, different is that only some pore length scribbles candidate's catalyzer, so that make the reference standard of the observed reading of unmodified whole thing hole wall as optical homogeneity.

Embodiment 7

Do not having in the presence of the reactant,, drawing the heat emission (emissivity) in the whole thing of the carrier hole of embodiment 2 carriers in useful wavelength coverage by under required experimental temperature, keeping whole thing.Heat emission figure with digital store is used to make the infrared energy flux normalization of measuring under experiment condition, to improve the precision of estimable local temperature.

Embodiment 8

High, the heat emission surface of homogeneous is positioned at the end of the whole thing of embodiment 2 basically, away from camera, near carrying out radiant heat transfer/contact position with whole thing channel material.The temperature of the part surface of the most close each the access portal end of observation.In this case, be necessary to make gas, can realize by means of hole or by means of the little skew (offset) between radiating surface and the whole thing through in the homogeneous radiating surface admission passage.

Embodiment 9

As selectable scheme, the spot of catalyzer can be deposited on the inside surface of reactor such as the formed pipe of carrier material, and the temperature of the corresponding spot outside reactor can measure, thereby determines that by heat conduction each catalyzer temperature in reaction is to improve or reduce.

Embodiment 10

Repeat the process of embodiment 1, different is that reactant is in liquid phase, and liquid phase analysis is used to measure the activity of each catalyzer material standed for.

Embodiment 11

Repeat the experiment of embodiment 4, different is that metal load is also directly analyzed this metal load by the dissolving piller and directly measured.

Embodiment 12

The sheet of alpha-type aluminum oxide is washcoated with the particle of porous gamma type aluminium oxide by the method for standard.In the hole of the 24 hole microtiter plates that polystyrene is made, prepare 12 kinds of not oxalate solution of transition metal of the same race.Use Beckman Biomek 2000 automated fluid disposal systems once more at the Kong Zhongcong of microtiter plates feedstock production dilution and potpourri.The Biomek aut.eq. is used for 40 mul aliquots samples at every kind of solution of the assigned position place of alumina carrier surface deposition gained,, and is inserted among the reactor that is controlled at 200 degrees centigrade then with this alumina support drying, calcining.At 200 degrees centigrade of gaseous mixtures that add hydrogen (97.5%) and oxygen (2.5%) down.Infrared sensor camera is used for by seeing through ultrared sapphire form observation alumina support.Set camera and make its lower limit corresponding, and peak signal is corresponding with the temperature that exceeds feeding temperature 20 degree with feeding temperature.Rising by near the local temperature the composition spot demonstrates this reaction of composition catalysis.

Embodiment 13

The whole thing of Woelm Alumina has the square opening that extends with regular array along its whole thickness, and the density of this pore size distribution is 25 per square inch, to the washcoated alumina particle of the whole thing of this aluminium oxide.Fill up the solution of different components, every kind of composition comprises one or more metal oxalates or nitrate with making channel part then, every kind of composition himself passage or channel group in be spaced.After dry in the presence of the hydrogen and activation, the whole thing of activation is put into the reactor that the sapphire form is housed, and can use infrared sensor camera to observe it therein in infrared ray.The location camera is so that can observe carrier walls.The relatively hot emissivity of carrier under each pixel determined by the video picture of whole thing in infrared ray, at this moment reactor and whole thing is fixed on each temperature of several steady temperatures, makes nitrogen pass through reactor simultaneously.

Feed the gaseous mixture that in hydrogen, contains 2.5% (mole) oxygen to reactor then.Reactor and feeding temperature begin to be set in 40 degrees centigrade, increase the whole thing video picture in infrared ray repeatedly that be equipped with catalyzer this moment then gradually.Temperature in each grid can be by the grid of observation near the end of the catalyst precarsor applying area of passage, perhaps makes observe infrared can launch normalization by the thermal emissivity that is calculated by the image of being taken the photograph under non-reaction conditions and judge.Show that the composition that surpasses in the grid of temperature of reactor that heats up the earliest can be used as hydro-oxidation catalyst.

Embodiment 14

With the whole thing of the washcoated Woelm Alumina of alumina particle, the whole thing of this Woelm Alumina has the square duct that extends with regular array along its whole 10 centimetres of thickness, and the density of its passage is 25 per square inch.Then to channel part fill up the solution of different components, every kind of composition comprises one or more slaines, and also comprises the candidate's modifier as barium, caesium or potassium compound in some cases, every kind of composition self passage or channel group in be spaced.

After carrying out drying and reduction in the presence of the hydrogen, the whole thing that activates is placed reactor, can observe it through the sapphire form by using infrared camera therein.First form is positioned at surface 0.5 centimeters apart from whole thing.This camera is set, and making can be by form, observe towards infrared radioactive source by the passage of carrier with by second sapphire form.

Feed to reactor then and be mixed with the methane gas of oxygen and argon gas, and make this gas towards the flow through passage of whole thing of camera.With optionally making wavelength is that the optical filter that 4.3 microns infrared ray ray passes through is inserted between infrared light supply and the camera, and wherein said wavelength can be by the carbon dioxide strong absorption.The effective concentration of the carbon dioxide in each passage can be extrapolated from 4.3 microns infrared intensity this passage.Each pixel the reading at 4.3 microns places divided by from the reading of optical filter gained proofreading and correct the influence of the false picture of possible optics, this optical filter is near 4.3 microns but can not be selective by the infrared wavelength of carbon dioxide, methane or water strong absorption.

After condition of work, the composition with high concentration carbon dioxide can be used for the catalytic oxidation of methane in long term exposure.

Embodiment 15

The solution of the composition of catalyst precarsor prepares in various independent containers.Every kind of composition also comprises a small amount of tracer material (as the stable isotope of the element sulphur that has only the different proportion that every kind of composition just has).Catalyst carrier particle is contacted with the prescription of catalyst precursor composition, and activation.Make piller at a time contact (for example, by elutriation in the volume of sealing) then and measure its activity (by thermometry, by the spectral measurement of product, the perhaps sampling around gas phase or the liquid phase) with possible reaction mixture.Show that active particle is collected, and the content of tracer material is carried out separate analysis, determine to provide the composition of required catalytic activity then.

Embodiment 16

Preparation has the square duct that extends along its whole thickness with regular array and density and is the teflon block of 9 passages per square inch by this way, makes in the bottom of its each passage and has shallow hole.Each hole is equipped with and is had sulfonic different polymer formulators in its surface, and porous location screen cloth is installed to keep polymer samples in position.

The whole thing that is loaded with catalyzer is put into reactor, can observe it by being positioned at apart from the form of block surface 0.5 centimeters therein.The configuration camera, so that can pass through blue precious form, the passage by carrier reaches and observes towards polarized light source by second form, and the polarizer is installed between block and the camera.

Supply with sucrose solution to reactor, so that make it flow through the passage of block.Change to different angles and the brightness of observing the light by each passage by the rotation polarizer and measure the angle that polarized light rotates by the liquid in each passage the time.Change the catalyzer that candidate's catalyzer of finding in the maximum passage can be used as sucrose hydrolysis in the anglec of rotation.

Embodiment 17

In the presence of intensive ultraviolet and/or radiation of visible light, discern the catalyzer that is used for the hexane photooxidation by in the device of embodiment 16, reacting, wherein after irradiation stops, carry out infrared thermography immediately, perhaps by on irradiation source, eliminating pollution to infrared-ray with the short circuit optical filter.

Embodiment 18

The sample of the Sepharose bead of cyanogen bromide-activated is exposed in the solution of alcohol oxidase of different pH values, salinity and enzyme concentration.After the enzyme coupling, residual reactive group is suppressed with monoethanolamine, bead is cleaned, every kind of sample is placed in the pit that separates of many crater plate.This plate is exposed in the moving air stream that contains alcohol vapour, and observes with the Amber infrared sensor camera.Temperature is increased maximum samples be chosen as high activity immobilization alcohol oxidase catalyzer.

Embodiment 19

The sample of the Sepharose bead of cyanogen bromide-activated is exposed in the anti-alcohol oxidase antibody-solutions of different pH values, salinity and antibody concentration.After the enzyme coupling, residual reactive group is suppressed with monoethanolamine.Bead is cleaned, be exposed in the solution of alcohol oxidase, clean once more, and every kind of sample is placed in the pit that separates of many crater plate.This plate is exposed in the moving air stream that contains alcohol vapour, and observes with the Amber infrared sensor camera.Temperature is increased maximum samples be chosen as high activity immobilization alcohol oxidase catalyzer.

Embodiment 20

Pass the alumina particle of its whole thickness with the washcoated porous of ceramic integral thing of the passage of orthogonal row/column format arrangement to having, all passages in every row are handled with same catalyst precarsor, activate.The flow through passage of whole thing of possible reactant flow, parallel each row of multi-wavelength beam pass the surface of whole thing, arrive the detecting device that is positioned at this row end.Leave the composition of the logistics of that row pore and estimate by the output of handling detecting device, this detecting device output comprises the weighted sum of Fu Liye conversion and/or the intensity under different wave length/ask poor.

Embodiment 21

The piller that will have the D-of energy catalytic reaction thing and the catalytic activity group that the L-steric isomer transforms is handled by the material that catalyzer transforms with the L-steric isomer of (interim or permanent) this compound of various may the inhibition according to qualifications.This piller is distributed in the pit of many crater plate, and is exposed in the mixture of isomers of the compound for the treatment of modification.The stereoselectivity that makes the activity of conversion of L-isomeride have the maximum piller of handling with inhibitor that descends to can be used for the D-isomeride is improved.

Embodiment 22

To have and pass the alumina particle of its whole thickness with the washcoated porous of ceramic integral thing of the passage of the format permutation of orthogonal row/row, passage is handled with catalyst precarsor, activates.The flow through passage of whole thing of possible reactant flow.The manifold of being made up of the array pipe is used for the logistics that contains ozone is directed to the logistics that flows through close its outlet of each passage, and wherein said each pipe is littler than the size of individual passage.The reaction of ozone of introducing and required product can be sent light, and this light can be detected by the camera towards whole thing.The carbon monoxide-olefin polymeric that sends the strongest light output is the catalyzer of great use that reactant is changed into the required product of ozone reaction.

Embodiment 23

To have and pass the alumina particle of its whole thickness with the washcoated porous of ceramic integral thing of the passage of the format permutation of orthogonal row/row, passage is handled with catalyst precarsor, and activation is exposed in the possible material that deactivates then.The flow through passage of whole thing of possible reactant flow.The manifold of being made up of the array pipe is used for the logistics in each passage of flowing through is taken a sample, and wherein said each pipe is littler than the size of individual passage.The sample of taking from each passage is directed in the gas chromatograph-mass spectrometer (GCMS) of coupling successively by the controlled valve device, provides the carbon monoxide-olefin polymeric of the maximum yield of required product to can be used for the conversion of this reactant flow.

Change embodiment

Particular composition discussed here, method or embodiment just are used for illustrating the disclosed the present invention of this instructions.Change to these compositions, method or embodiment is easy to realize to one skilled in the art on the basis of this instructions instruction, so these variations are also included within the part disclosed by the invention.For example the experiment of Statistic Design and automatically repeatedly the experimentation method can be used for making the test duration further to shorten.Be useful in many cases with the scheme that preformed catalytic elements (particularly sediment also has unimolecule and complex compound such as metallocene) is connected/is arranged on the carrier preferably by precipitation or sedimentation.

Detection can comprise some reagent are added in the logistics of leaving each material standed for, reagent by dyeing or reaction provide a detectable product for example light etc. catalyst product is detected.

Carrier can be included as the array of the particular arrangement that making flows evenly distributes and set, and for example is inserted into the collector of a plurality of delivery pipes in each passage of block.

Pick-up unit can comprise electrochemical appliance or be used for the γ camera of metal cumulative measurement; Reach the analysis of the imaging element of the radioactivity memory board imaging of passing through film or emission by neutron activation; Temperature survey by the audio frequency pyrometry, bolometer method, electrochemical assay, conduction detection method, liquid phase are measured, preferred dissolution carrier piller and directly analyze metal load; The refractive index of measurement in liquid phase; Alternatively do not use the infrared emission of coming the Direct observation product gas there being common emissive source with characteristic wavelength radiation emitted hot gas.

Other modification is carried out selectivity test after can being included in and deliberately being poisoned in some sites, particularly in chiral catalysis etc.

Prescription can spot or the form of layer load on and comprise hole or passage, or pass on the carrier surface of passage of carrier gamut.This carrier can comprise carbon, zeolite and/or plastics.These plastics can comprise reactant.Carrier can support the form of the catalyzer of being made by coprecipitate or aluminium or particle.

At least a prescription can preferably include a kind of material that is selected from down group: transition metal, platinum, iron, rhodium, manganese, metallocene, zinc, copper, potassium chloride, calcium, zinc, molybdenum, silver, tungsten, cobalt and their potpourri.

Tracer can comprise different isotopes or isotopic different mixtures.Reaction conditions can comprise the big pressure of absolute pressure than 1 crust, and can contact under than 100 degrees centigrade of high temperature.

This method can comprise near each prescription since the temperature variation that endothermic heat of reaction or heat release cause detect.This method can comprise with reductive agent to be handled.Contact procedure can be carried out in the presence of the compound that changes the distribution of metal in porous carrier.Candidate's catalyst formulation can spot or the form of layer on carrier surface, be touched, this carrier contains the washcoated layer (washcoat) by basic-level support.

Stabilizing step can be undertaken under thermograde or by other method, thereby some candidate's catalyst formulation is exposed under the different temperature.Stabilization comprises roasting, decatize processing, drying, reaction, ion-exchange and/or precipitation.When detecting owing to reacting the temperature variation that causes, can utilize the correction of the heat emission error relevant with chemical composition difference.

The array of prescription to be tested can comprise preformed metallocene or other catalytic complexes that is fixed on the carrier.

Infrared-ray can detect by non-dispersive infrared spectrum or infrared sensing photographic film.This detector means comprises the device that is used for carrying out physical scan on the array of candidate's prescription.

The observed reading of multi-wavelength can be processed by mathematics manipulation, as conversion, weighted sum and/or ask the difference etc.Reactivity, reactant or product can detect by additional reaction, and this additional reaction can be sent the signal that reaction or specific compound or classes of compounds exist.Chemiluminescence can be used as the indicator of reactivity or specific compound or classes of compounds.Zhun Zhi emissive source can be used for product detection/imaging haply.The multitube sampling can be introduced sample in mass spectrometer, chromatograph or the optical monitoring device.Aging etc. for simulating, prescription can be exposed to the activity that can make at least a prescription and be reduced by at least in 10% the harmful reagent, randomly be exposed to then in water vapour, heat, hydrogen, air, liquid water or other the different material or under the condition, the activity increase at least 10% that these materials or condition can make the specific activity of at least a component of set reduce in the past can be measured the performance of regeneration, reactivation, decoking or other catalyzer thus.Harmful reagent can comprise high temperature, V, Pb, Ni, As, Sb, Sn, Hg, Fe, S or other metal, H ₂S, chlorine, oxygen, Cl and/or carbon monoxide.

The patent of reference or document are included this paper in as a reference in this instructions.

Claims

1. test or select can the given reactant of catalyzed conversion or the method for a plurality of catalyst formulations of reaction-ure mixture, the combination that this method may further comprise the steps from the set of at least two kinds of candidates prescription:

A) described prescription is separately loaded on one or more carriers;

B) prescription of described a plurality of loads is contacted with one or more reactants; With

C) measure the relative efficiency of described a plurality of candidate's catalyst formulations by the following method: make reaction product form detectable product or light simultaneously, and detect detectable product or light with detection agent dyeing or with the detection agent reaction.

2. the process of claim 1 wherein that described a plurality of prescription is touched with the form at the lip-deep array reactive site of common carrier.

3. the process of claim 1 wherein that described a plurality of catalyst formulation loads on the carrier into inertia clay, zeolite, pottery, carbon or plastics, that the shape of described carrier can be that passage runs through is cellular, the pit in particle, plate or the plate.

4. the process of claim 1 wherein each prescription in arranging by they different catalysts prescriptions on carrier the position and/or identify by analyzing with each relevant unique tag thing of physics of filling a prescription.

5. the method for claim 1 comprises that also described a plurality of catalyst formulations are exposed to the activity that makes at least a prescription to descend in one or more materials of at least 10% or under one or more conditions, measure activity then and come measurement stability.

6. the process of claim 1 wherein that described load step comprises makes porous carrier contact with the solution of slaine or contacts with hydrogen.

7. the method for claim 1 also comprises some candidate's catalyst formulation is exposed under the condition of different temperature, roasting, decatize, drying, reaction, ion-exchange and/or precipitation.

8. the method for claim 1, the prescription of wherein said a plurality of loads contacts in comprising the common reactor of infrared transmission form, and a plurality of reactions are launched or the relative efficiency of the infrared-ray mensuration candidate catalyst formulation of absorption by detecting, and this infrared-ray passes the infrared transmission form and detects.

9. the method for each of claim 1-8, wherein the ray of being emitted in course of reaction is by detecting with infrared-sensitive type camera imaging.

10. the process of claim 1 wherein the relative efficiency of determining candidate's catalyst formulation by the spectral analysis that a plurality of reaction product or a plurality of unreacted reactant are carried out multi-wavelength.

11. the method for claim 1, wherein said reactor is a reactor in parallel, it comprises described a plurality of candidate's catalyzer, each candidate's catalyzer a plurality of reactive sites and the one or more ray-transmission form at its own reactive site, a plurality of reaction product or a plurality of unreacted reactant pass the irradiation of one or more rays-transmission form by ray, and pass that one or more rays-transmission form detects a plurality of reaction product or a plurality of unreacted reactant and the relative efficiency of determining a plurality of candidate's catalyzer by spectroscopic methodology.

12. the process of claim 1 wherein that a plurality of products or a plurality of reactant are by being selected from infrared spectrum, NMR (Nuclear Magnetic Resonance) spectrum (NMR), Raman spectrum, laser spectrum, optical spectroscopy and mass spectral technology for detection.

13. the method for claim 1, wherein said reactor is a flow reactor in parallel, it comprises candidate's catalyzer, each candidate's catalyzer is at a plurality of reactive sites of its own reactive site, with a plurality of stopple coupons that are used for the logistics that comprises product at each position of a plurality of reactive sites is taken a sample, and a plurality of stopple coupons are applicable to: (i) provide fluid to be communicated with between a plurality of spectrometers that the multichannel that is used for reaction product or unreacted reactant in a plurality of reactive sites and each logistics in the logistics that contains product of a plurality of outflows detects or chromatograph, or (ii) send into a plurality of spectrometers or chromatographic cross-over valve at a plurality of reactive sites with a plurality of logistics that contain product and provide the fluid connection between arranging.

14. the method for claim 1, wherein reactor is a flow reactor in parallel, it comprises and is used for a series of pipes that the logistics of product is taken a sample are contained in each duct in a plurality of reactions duct that this method comprises that also the described a series of pipes of physical scan are sent to a plurality of logistics that contain product in spectrometer or the chromatograph.

15. the process of claim 1 wherein that described detection step comprises the rotation angle of measuring polarized light.

16. aforesaid right requires each method, wherein reaction conditions comprises and is higher than 100 ℃ temperature and comprises pressure greater than 1bar extraly or selectively.

17. the process of claim 1 wherein that described a plurality of catalyst formulation loads on various product holder.

18. the method for claim 17 also comprises the catalyst formulation of handling a plurality of loads on various product holder, contacts with reactant or reaction mixture at the catalyst formulation after making a plurality of processing under the reaction conditions on various product holder simultaneously then.

19. be used to estimate the equipment of a plurality of different candidate's catalyst formulation catalytic efficiencies, this equipment comprises:

Reactor in parallel, it comprises a plurality of reactive sites, and each position of a plurality of reactive sites all is fit to comprise different candidate's catalyzer, and this reactor adapted makes a plurality of candidate's catalyzer contact with one or more reactants under reaction conditions simultaneously; With

Be used to measure the detecting device of a plurality of candidate's catalyst formulation relative efficiencies, it is characterized in that:

This detecting device is the suitable detecting device of analyzing the parallel connection of a plurality of reactions, a plurality of reaction product or a plurality of unreacted reactants simultaneously, and be: this detecting device comprises makes reaction product form detectable product or light with the dyeing detection agent or with the detection agent reaction, and detects the device of detectable product or light.

20. the equipment of claim 19, wherein Bing Lian reactor also comprises the common carrier with a plurality of reactive sites that are used for a plurality of candidate's catalyst formulations.

21. the equipment of claim 19 or 20, wherein Bing Lian reactor comprises a plurality of different candidate's catalyzer of forming that have, with the reaction chamber that is surrounded by a plurality of candidate's catalyzer, this reaction chamber is fit to make it can bear the pressure of the gas that comprises one or more reactants so that it contacts a plurality of candidate's catalyzer simultaneously under reaction conditions.

22. the equipment of claim 19, wherein this equipment comprises that also being fit to pass one or more rays-transmission form shines the emissive source of a plurality of reaction product simultaneously with ray, and suitable being determined at simultaneously of this detecting device passed the ray that one or more rays-transmission form is absorbed or launched by reaction product or unreacted reactant in the course of reaction.

23. the equipment of claim 22, reactor that wherein should parallel connection comprises a plurality of reactions duct, each duct in a plurality of reactions duct all comprises different candidate's catalyzer, this reactor also comprises the first infrared transmission form and the second infrared transmission form, this emissive source is fit to pass the first infrared transmission form with ray and shines a plurality of reaction product simultaneously, and this detecting device is fit to be determined at simultaneously and passes ray that the second infrared transmission form absorbs by reaction product or unreacted reactant in the course of reaction to determine the relative efficiency of a plurality of candidate's catalyzer.

24. the equipment of claim 22, wherein emissive source is that infrared emitter and detecting device are infrared-sensitive type cameras.

25. the equipment of claim 22, wherein emissive source is to be fit to shine the polarized light source of a plurality of reaction product simultaneously with polarized light, and this detecting device is included in the polarizer of measuring the polarized light rotation angle in the course of reaction, to determine the relative efficiency of a plurality of candidate's catalyzer.

26. the equipment of each of claim 19-25, wherein reactor is a flow reactor in parallel, and it also is included as each duct that the logistics that contains reactant flows through a plurality of reactions duct the fuid distribution system that evenly flows is provided.

27. the equipment of claim 19, wherein reactor is a flow reactor in parallel, it comprises candidate's catalyzer, each of a plurality of candidate's catalyzer is at a plurality of reactive sites of its oneself reactive site, and is adapted at being used in a plurality of reactive sites and each logistics in the material that contains product of a plurality of outflows a plurality of stopple coupons of providing fluid to be communicated with between a plurality of spectrometers that multichannel detects or the chromatograph.

28. the equipment of claim 19, wherein reactor is a flow reactor in parallel, it comprises a plurality of candidates' catalyzer, each of a plurality of candidate's catalyzer is at a plurality of reactive sites of its oneself reactive site, be used for a plurality of pipes of taking a sample from the logistics that contains product at each position of a plurality of reactive sites and a plurality of logistics that contain product introduced a plurality of spectrometers or chromatographic cross-over valve is arranged.

29. the equipment of claim 19, wherein reactor is a flow reactor in parallel, it comprises that a series of pipes and a series of pipes of physical scan that are used for from the logistics that contains product at each position of a plurality of reactive sites is taken a sample introduce spectrometer or chromatographic devices with a plurality of logistics that contain product.

30. each equipment of claim 19-29, wherein reactor adapted provides and comprises and be higher than 100 ℃ temperature and comprise reaction conditions greater than the pressure of 1bar extraly or selectively.