CN109312145A - It is used to prepare the carbon monoxide-olefin polymeric, palladium hybrid catalyst system, polyketide preparation method and polyketane polymers using it of polyketide - Google Patents

It is used to prepare the carbon monoxide-olefin polymeric, palladium hybrid catalyst system, polyketide preparation method and polyketane polymers using it of polyketide Download PDF

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CN109312145A
CN109312145A CN201780035036.5A CN201780035036A CN109312145A CN 109312145 A CN109312145 A CN 109312145A CN 201780035036 A CN201780035036 A CN 201780035036A CN 109312145 A CN109312145 A CN 109312145A
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chemical formula
carrier
polyketide
carbon monoxide
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CN109312145B (en
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张慧暎
李泍烈
林有娜
孙性旭
朴鲁镇
姜信宁
卢炯完
郑然州
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Ajou University Industry Academic Cooperation Foundation
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Ajou University Industry Academic Cooperation Foundation
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Priority claimed from KR1020170061232A external-priority patent/KR101828292B1/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44Palladium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/12Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0207Pretreatment of the support
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/04Mixing
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01Sulfonic acids
    • C07C309/28Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/29Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton of non-condensed six-membered aromatic rings
    • C07C309/32Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton of non-condensed six-membered aromatic rings containing at least two non-condensed six-membered aromatic rings in the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G67/00Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing oxygen or oxygen and carbon, not provided for in groups C08G2/00 - C08G65/00
    • C08G67/02Copolymers of carbon monoxide and aliphatic unsaturated compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02Polyesters derived from dicarboxylic acids and dihydroxy compounds

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  • Organic Chemistry (AREA)
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  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
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Abstract

The present invention relates to a kind of carbon monoxide-olefin polymerics for being used to prepare polyketide characterized by comprising salt compound has 5 to 40 carbon atoms, including carrying out the modified carrier in surface or carboxylic acid group with sulfonic group;And palladium-based catalyst.Thus, the present invention can be provided in the preparation of polyketone the palladium hybrid catalyst system for showing high activity and preventing fouling, and by can also be provided using above-mentioned palladium hybrid catalyst system it can prevent from fouling and omit that seed is added, the good polyketide preparation method of stability and activity in polymerization reaction and the high polyketane polymers of the apparent density thus prepared.

Description

It is used to prepare carbon monoxide-olefin polymeric, the palladium hybrid catalyst system, benefit of polyketide With its polyketide preparation method and polyketane polymers
Technical field
The present invention relates to can show high activity in the preparation of polyketone and prevent the palladium hybrid catalyst system of fouling, benefit With the polyketide preparation method of above-mentioned hybrid catalyst system and thus the polyketane polymers prepared.
Background technique
Polyketone is a kind of referred to as carbon monoxide/olefin copolymer polymer.Recently, polyketone is actively used as high intensity The raw material of fiber and engineering plastics etc., therefore its demand is also increasing.The synthesis of this polyketone is converting carbon monoxide to There is good industrial applicibility with the aspect of substance and in terms of the polymer compound for being capable of providing excellent physical properties.
In existing polyketone preparation method, in methyl alcohol by catalyst dissolution, then it is added in reactor, under stress By carbon monoxide and vinyl polymerization synthesizing polyketone.In this existing polyketone preparation method, in the homogeneous state of dissolution in methyl alcohol Lower carry out polymerization reaction, as a result, formed in a solvent not solubility amorphous slurry formula polyketone (carbon monoxide and ethylene Copolymer).
However, the existing polyketone of amorphous slurry form, which is made, can not adjust its grain shape, therefore there are apparent densities The low problem of low, reactor per unit volume productivity.This amorphous slurry formula polyketone particle be adhered to reactor surface, In blender, delivery pipe etc., to cause scale problems in batch production process.
Also, in existing polyketone preparation method, it is difficult to not directly using additives such as sulfonic acid (sulfonic acid) In the case where activity is increased to industrially applicable level, but when using highly acid additive, exist and be easy to happen The problem of fouling, therefore, it is difficult to be suitable for batch production process.
Therefore, it has increasing need for developing a kind of adjustable grain shape, prevents the knot occurred in polymerization process Reactivity is increased to the preparation method of industrial useful horizontal polyketone by dirty phenomenon.
Summary of the invention
Problems to be solved by the invention
It is an advantage of the invention to provide by the shape and size that can equably control the polyketone finally prepared come Improve apparent density, prevents the scale formation occurred in process, improve the stability of polymerization reaction and the catalyst group of activity Close object.
Another object of the present invention is to provide by using can as additive by the salt compound of carboxylic acid-substituted High activity is shown in the preparation of polyketone and prevents the palladium hybrid catalyst system of fouling.
Another object of the present invention is, by being provided using above-mentioned carbon monoxide-olefin polymeric and palladium hybrid catalyst system It can prevent fouling and omit that seed, the good polyketide preparation method of stability and activity in polymerization reaction is added Thus the high polyketane polymers of the apparent density prepared.
Above-mentioned purpose and other purposes of the invention can be realized by invention described below.
The solution to the problem
One embodiment of the present invention is related to a kind of carbon monoxide-olefin polymeric for being used to prepare polyketide, and feature exists In, comprising: salt (onium salt) compound has 5 to 40 carbon atoms, including carrying out the modified load in surface with sulfonic group Body or carboxylic acid group;And palladium-based catalyst.
Another embodiment of the present invention is related to a kind of palladium hybrid catalyst system for being used to prepare polyketide, special Sign is, including the above-mentioned carbon monoxide-olefin polymeric for being used to prepare polyketide, uses alkene and carbon monoxide as reaction Object.
A further embodiment of the invention is related to a kind of polyketone preparation method characterized by comprising poly- by being used to prepare The carbon monoxide-olefin polymeric of ketone compound is scattered in the step in solvent;And to the above-mentioned carbon monoxide-olefin polymeric of dispersion be added alkene and The step of carbon monoxide is to be polymerize.
A further embodiment of the invention is related to a kind of polyketane polymers, which is characterized in that by according to above-mentioned polyketone system Preparation Method is formed, with 0.1 to 0.5g/ml apparent density.
The effect of invention
The present invention, which can provide, can show high activity in the preparation of polyketone and prevent the carbon monoxide-olefin polymeric of fouling With the palladium hybrid catalyst system including it, and can prevent from tying by can also be provided using above-mentioned hybrid catalyst system Dirt adjusts the shape and size of polyketone, omits and seed, the good polyketide of stability and activity in polymerization reaction is added Object preparation method and the high polyketane polymers of the apparent density thus prepared.
Detailed description of the invention
Fig. 1 be preparation example 1 in prepare with sulfonic group carries out surface modification carrier SEM photograph.
Fig. 2 be execute embodiment 1 polymerization reaction after recycle preparation example 1 with sulfonic group carries out surface modification The SEM photograph of carrier.
Fig. 3 be preparation example 2 in prepare with sulfonic group carries out surface modification carrier electron micrograph.
Fig. 4 is to compare carrying out the modified carrier in surface applied to embodiment 3 with sulfonic group for what is prepared in preparation example 2 The SEM photograph of (a) and (b) later before polyketone preparation.
Fig. 5 is the photo of the polyketone prepared in embodiment 1.
Fig. 6 is the photo of the polyketone prepared in embodiment 3.
Fig. 7 is the photo of the polyketone prepared in embodiment 4.
Fig. 8 is the photo of the polyketone prepared in comparative example 2.
Fig. 9 is the photo of the polyketone prepared in comparative example 4.
Figure 10 shows the carrier 100 that surface modification is carried out with sulfonic group of the first specific embodiment of the invention.
Figure 11 shows the carrier 200 that surface modification is carried out with sulfonic group of the second specific embodiment of the invention.
Specific embodiment
Carbon monoxide-olefin polymeric
One embodiment of the present invention is related to a kind of carbon monoxide-olefin polymeric for being used to prepare polyketide, and feature exists In, comprising: salt compound has 5 to 40 carbon atoms, including carrying out the modified carrier in surface or carboxylic acid group with sulfonic group; And palladium-based catalyst.
The present invention can be provided in the preparation of polyketone the carbon monoxide-olefin polymeric for showing high activity and preventing fouling as a result, With the palladium hybrid catalyst system including it, and fouling can be prevented by can also be provided using above-mentioned hybrid catalyst system And omit seed is added, it the good polyketide preparation method of stability and activity in polymerization reaction and thus prepares The high polyketane polymers of apparent density.
In particular, the carbon monoxide-olefin polymeric for being used to prepare polyketide and the palladium mixed catalyst body for utilizing it of the invention System can prevent the fouling occurred in the existing catalyst system for being used to prepare polyketone and be increased to reactivity well Level, seedage method is not added using be added without individual seed, therefore the excellent polyketone of apparent density can be prepared Polymer.
(carrying out the modified carrier in surface with sulfonic group)
Above-mentioned heterogeneous (hetero) material for using sulfonic group to carry out modified carrier as the palladium-based catalyst in surface is included in It is interior.As used herein, term " dissimilar materials " refers to the ingredient contained in carbon monoxide-olefin polymeric, that is, with palladium-based catalyst Substance existing for mixed state.
In the case, for example, of the invention carries out the modified carrier in surface and palladium base catalysis with sulfonic group with mixing The carbon monoxide-olefin polymeric of the form of agent, which is in, is supported on the shape carried out on the modified carrier in surface with sulfonic group with palladium-based catalyst The distinguishing state of the catalyst of formula can equably control the polyketone finally prepared when being suitable for polyketone polymerization process etc. Shape and size prevent the scale formation occurred in process thus, it is possible to improve the apparent density of polyketone, improve polymerization The stability and activity of reaction.
In above-mentioned carbon monoxide-olefin polymeric, the equivalent of surface modified carrier and above-mentioned palladium-based catalyst is carried out with sulfonic group It can be 1:0.1 to 1:2 specifically than that can be 1:0.1 to 1:10.More specifically, equivalent proportion can be 1:0.1 to 1: 1.2.When carrying out polymerizeing using the polyketone of carbon monoxide-olefin polymeric within the above range, fouling can be prevented and obtained higher The high apparent density of catalytic activity and polyketane polymers.
Carrying out the modified carrier in surface and above-mentioned palladium-based catalyst with sulfonic group can form packet to be scattered in solvent It includes in above-mentioned carbon monoxide-olefin polymeric.Specifically, above-mentioned solvent can be alcohols solvent, more specifically, can be with 1- The alcoholic compound of 20 carbon atoms, such as methanol.It, can be further when this carbon monoxide-olefin polymeric is suitable for polyketone polymerization Improve reactivity, and because low boiling point can be advantageous for last handling process.
The above-mentioned carrier for carrying out surface modification with sulfonic group can equably control the shape and size of polyketone to be polymerized, The fouling occurred in the polymerization is prevented, and is used to the apparent density that further improvement is formed by polyketone particle.
In particular, the above-mentioned sulfonic group for carrying out the modified carrier in surface with sulfonic group is catalyzed in polymerization process with palladium base Agent interaction forms the polyketone with the powder type of high apparent density to more efficiently prevent from fouling, will not be to palladium base The activity of catalyst has an adverse effect, and keeps the excellent effect of high catalytic activity.
Specifically, it is above-mentioned with sulfonic group carry out the modified carrier in surface may include by following chemical formula 1-1 into 1-3 The functional group of expression a kind of be bonded to the structure of carrier surface.
[chemical formula 1-1]
*-SO3H
In above-mentioned chemical formula 1-1, * refers to the part being bonded with carrier surface.
[chemical formula 1-2]
In above-mentioned chemical formula 1-2, R21To R26It is each independently hydrogen or C1~C20 alkyl;* refer to and carrier surface The part of bonding.
[chemical formula 1-3]
In above-mentioned chemical formula 1-3, R31To R34It is each independently hydrogen or C1~C20 alkyl;* refer to and carrier surface The part of bonding.
Specifically, *, which can be with carrier surface connection, forms C-C key or Si- in above-mentioned chemical formula 1-1 into 1-3 The binding site of C key.In the case, carrier and the functional group by one of above-mentioned chemical formula 1-1 to 1-3 of formula expression pass through The high C-C key of bond strength or Si-C key are connected, and therefore, stability is high, and the fixed force of carrier can be improved.
Above-mentioned carrier is the porous particle comprising stomata, and can control the surface of polyketone in polymerization process Product, pore radius, stomata, volume etc..
Above-mentioned carrier may include silica, zeolite, graphite, carbon black, graphene, carbon nanotube, active carbon, polyphenyl second Alkene, micropore organic network polymer (microporous organic network), metal organic framework (Metal-Organic Framework;MOF), zeolite imidazole ester skeleton (Zeolite-Imidazolate Framework;ZIF), covalent organic framework (Covalent Organic Framework;One of COF) and wrap cellulose-containing biopolymer (biopolymer) More than.In the case, while the shape and size of polyketone are equably controlled in polymerization process, can further change The kind effect for preventing fouling, and the process performance of carbon monoxide-olefin polymeric and polyketone prepared therefrom is good, can have for The more favorable characteristic of postprocessing working procedures.
Specifically, above-mentioned carrier may include silica, zeolite imidazole ester skeleton, polystyrene, micropore organic network One or more of polymer (microporous organic network).In the case, the shape of polyketone is not only controlled And size, it can also further improve the effect for preventing fouling, and can be further improved commercial utility.
When using micropore organic network polymer (microporous organic network) as above-mentioned carrier, Its type is not particularly limited.For example, above-mentioned micropore organic network polymer can for by using end contain there are two or The compound of more three keys and/or compound Yuan couplings for containing leaving group (leaving group) in end are anti- It answers, the organic network polymer that Suzuki coupling reaction or known cross-coupling reaction in addition to this are formed.
Yuan coupling reactions of Yong Yu, Suzuki coupling reaction or known friendship in addition to this can be used in above-mentioned leaving group Pitch the leaving group of coupling reaction, however, the present invention is not limited thereto.Specifically, it includes halogenation that above-mentioned leaving group (X), which can be, Object (halide), toluene fulfonate (tosylate), fluoroform sulphonate (triflate), mesylate (mesylate), boron Acid (boronic acid), borate ,-N2+X-Deng the leaving group that can be used for coupling reaction.E.g., including above-mentioned leaving group The compound of group can be nitride chelate compound (R-N2+), dialkyl ether compounds (R-OR2 +), it is triflated Close object (R-OSO2RF), toluenesulfonic acid salt compound (R-OTf), halide (R-Cl, R-Br, R-I, R-F), mesylate chemical combination Object (R-OMs), nitrate compound (R-ONO2), phosphate compounds (R-OPO (OH)2), sulfide compound (R-SR2 +), carboxylic Acid compound (R-OCOR), alternatively, the compound for including two or more leaving groups can be R-N2X、R-OSO2R、R- OSO2F、SO2-R、SOR、R-SR、IPhX、IROTf、I(OH)OTs、RCOCl、R-SO2-Cl、R-N2+X-、R-OSO2CF3、R- OSO2-Rf、R-OSO2CH3、Ar-Ar-I+、R-OPO(OR)2、PF6-、R-B(OR)2、R2N-H、R-X、RCO(SEt)、RCO(SEt) Ar-SMe、RC≡CH、Ar-N2X, R (C=O) R2, R-HC=O, R-HC=O etc..
Above-mentioned Rf is perfluoroalkyl (perfluoroalkyl), and Tf is triflate (triflate), and Ms is methylsulphur Acid esters (mesylate), X are halogens, and R is the substituted or unsubstituted hydrocarbon with 1-20 carbon atom, and Ar is with 6-20 carbon The aromatic hydrocarbons of atom.
In one embodiment, the compound including leaving group (leaving group) can be for by following chemistry The compound that formula A is indicated.
[chemical formula A]
(X-R10)p(Z)
In above-mentioned chemical formula A, R10For the alkylidene with 1~20 carbon atom or the Asia with 1~20 carbon atom Aryl, X are separately acetylene (ethyne), halogen radical, boronate, boric acid ester group or trifluoromethanesulfonic acid ester group, and Z is that carbon is former Son, nitrogen-atoms or the hydrocarbon with 3 to 10 carbon atoms, and p is 2 to 6.
For example, can be the compound with the form by following chemical formula A1 to the A4 skeleton structure indicated respectively.
[chemical formula A1]
[chemical formula A2]
[chemical formula A3]
[chemical formula A4]
In above-mentioned chemical formula A1 into A4, X is separately acetylene (ethyne), halogen radical, boronate, boric acid ester group Or trifluoromethanesulfonic acid ester group, Z are carbon atom, nitrogen-atoms or the hydrocarbon with 3 to 10 carbon atoms.At this point, having 3 to 10 carbon originals The hydrocarbon of son can be cyclic hydrocarbon or stereochemical structure hydrocarbon.For example, Z can be the adamantane structure of tetravalence connection in embodiment A4.
Also, for example, being easy to supply and receive when the compound by above-mentioned chemical formula A1 and A2 expression is used as reactant Raw material, it is at low cost, therefore, when being suitable for sweeping large-scale production process, economy can be improved.
Specifically, the average grain diameter of carrier can be 0.01 μm to 5 μm, it can be 0.05 μm to 2 μm more specifically Or 0.45 μm to 1.8 μm.Within the above range, the shape and size of polyketone can be more uniformly controlled, and table can be improved See density.For example, the average grain diameter of carrier can be adjusted according to the shape and size of required polyketone particle.
Specifically, the surface area of carrier can be 5m2/ g to 2000m2More specifically/g can be 20m2/ g is extremely 1800m2/ g, 30m2/ g to 1700m2/ g or 30m2/ g to 900m2/g.Within the above range, polyketone can more uniformly be controlled Shape and size, and apparent density can be improved.For example, load can be adjusted according to the shape and size of required polyketone particle The surface area of body.
Specifically, the average pore radius of carrier can be 0.1nm to 25nm, it more specifically, can be for 0.5nm extremely 10nm, or 1nm to 6nm.Within the above range, the shape and size of polyketone can be more uniformly controlled, and table can be improved See density.For example, the average pore radius of carrier can be adjusted according to the shape and size of required polyketone particle.
Specifically, the pore volume of carrier can be 0.01mL/g to 1.0mL/g, more specifically, Ke Yiwei 0.02mL/g to 0.7mL/g or 0.04mL/g to 0.5mL/g.Within the above range, the shape of polyketone can more uniformly be controlled And size, and apparent density can be improved.For example, carrier can be adjusted according to the shape and size of required polyketone particle Average pore volume.
Specifically, carrier can contain aromatic ring in the structure.In the case, carrier has good stability, and works as When carrying out surface modification with sulfonic group, excellent surface modification efficiency may be implemented.
In the first specific embodiment, carry out the modified carrier in surface can be including having by following chemistry with sulfonic group The hollow knot of the micropore organic network polymer (microporous organic network) for the unit repeatedly that formula 1-4 is indicated Structure body.
[chemical formula 1-4]
In above-mentioned chemical formula 1-4, A is the connection site of atom.
Figure 10 is exemplarily illustrated the carrier 100 that surface modification is carried out with sulfonic group of above-mentioned first specific embodiment.Ginseng According to Figure 10, the carrier 100 for carrying out surface modification with sulfonic group of the first specific embodiment is by having empty inner space 102 The hollow structure 101 that hollow (hollow) structure is constituted, above-mentioned hollow structure 101 can be by having by above-mentioned chemical formula 1- Micropore organic network polymer (the microporous organic network) formation of 4 units repeatedly indicated.For example, In above-mentioned hollow structure 101, the A of unit with by chemical formula 1-4 indicates another to one indicated by above-mentioned chemical formula 1-4 repeatedly The A of one unit repeatedly is connected by singly-bound to form organic network, and wherein includes micropore (microporous).
Also, zeolite imidazole ester skeleton etc. can be used as making to have by above-mentioned in the hollow structure 101 of Figure 10 The micropore organic network polymer for the unit repeatedly that chemical formula 1-4 is indicated has the template (template) of hollow structure.Herein In the case of, carrying out the modified carrier 100 in surface with sulfonic group may include micropore organic network polymer and zeolite imidazole ester bone Frame is as carrier.Also, the zeolite imidazole ester skeleton for being used as above-mentioned template can be by the state quilt of the removings such as etch process It uses.
Although in Figure 10 for the ease of expression and the structure of hollow structure 101 is indicated with ball shape, but as long as in having Hollow structure, shape is unrestricted, for example, hollow structure 101 can have polyhedral shape of inner space sky.
In the second specific embodiment, the above-mentioned carrier for carrying out surface modification with sulfonic group may include that silica carries Body and be formed in above-mentioned surface of silica support and have had by the micropore of the following chemical formula 1-5 unit repeatedly indicated Machine network polymer (microporous organic network) layer.
[chemical formula 1-5]
In above-mentioned chemical formula 1-5, A' separately indicates the connection site or repeatedly single for the atom being bonded with carrier Connection site between position, at least one is the connection site for the atom being bonded with carrier in above-mentioned A', and in above-mentioned A' At least one is repeatedly the connection site between unit.
Figure 11 shows the carrier 200 that surface modification is carried out with sulfonic group of above-mentioned second specific embodiment.Referring to Fig.1 1, The carrier 200 for carrying out surface modification with sulfonic group of two specific embodiments includes silica supports 202 and is formed in above-mentioned two Micropore organic network polymeric layer 201 on silica support surface.Above-mentioned micropore organic network polymeric layer 201 by have by Micropore organic network (the microporous organic network) polymer for the unit repeatedly that above-mentioned chemical formula 1-5 is indicated It is formed, the carrier 200 for carrying out surface modification with sulfonic group of above-mentioned second specific embodiment can have micropore organic network The form that the inside of (microporous organic network) polymeric layer 201 is filled by silica supports 202.Example Such as, above-mentioned micropore organic network polymeric layer 201 include with by the chemical formula 1-5 unit repeatedly indicated polymer, one At least one A' is connect with the A' of adjacent unit repeatedly by singly-bound to form organic network in unit repeatedly, at least one A' Si-C key is formed with silica supports 202.
Also, the micropore organic network polymeric layer 201 in Figure 11 can be by using silica as template (template) it is formed to make to have by the micropore organic network polymeric layer 201 of the above-mentioned chemical formula 1-5 unit repeatedly indicated On the surface of silica supports 202.In the case, it may include micro- for carrying out the modified carrier 200 in surface with sulfonic group Hole organic network polymer and silica are as carrier.
In Figure 11, although the structure of silica supports 202 is indicated by spherical structure for the ease of expression, its shape Shape is not particularly limited, for example, may include polyhedron-shaped.
In third specific embodiment, the above-mentioned carrier for carrying out surface modification with sulfonic group may include having by followingization The polystyrene compounds for the unit repeatedly that formula 1-6 is indicated.
[chemical formula 1-6]
In above-mentioned chemical formula 1-6, R6For sulfonic group, p-methyl benzenesulfonic acid base or benzene sulfonic acid base, n is 10 to 20,000.
In the case, carbon monoxide-olefin polymeric can be such that the polyketone particle of final production more miniaturize and further improvement table See density and uniformity.
Also, above-mentioned polystyrene compounds can be to include by the copolymerization of the above-mentioned chemical formula 1-6 unit repeatedly indicated Object.For example, polystyrene compounds can be for by the copolymerization of the above-mentioned chemical formula 1-6 unit repeatedly indicated and divinylbenzene Object.
In the 4th specific embodiment, the above-mentioned carrier for carrying out surface modification with sulfonic group can have silica supports With the structure of the functional group Si-C bonding indicated by one of above-mentioned chemical formula 1-2 to chemical formula 1-3.In the case, it urges The stability of agent composition is more improved, and can be further improved the effect for preventing fouling.
For example, sulfuric acid or chlorosulfonic acid can be added to carrier to prepare in the above-mentioned carrier for carrying out surface modification with sulfonic group.
Preparation may include the step of preparing carrier and making carrier table with the method that sulfonic group carries out the modified carrier in surface Face sulfonation (sulfonation) is to carry out the modified step in surface with sulfonic group.
As described above, above-mentioned carrier may include silica, zeolite, graphite, carbon black, graphene, carbon nanotube, activity Charcoal, polystyrene, micropore organic network polymer (microporous organic network), metal organic framework (MOF), zeolite imidazole ester skeleton (ZIF), covalent organic framework (COF) and the cellulose-containing biopolymer of packet One or more of (biopolymer).Above-mentioned carrier can be commercial product or directly prepare.In the case, poly- While equably controlling the shape and size of polyketone in conjunction reaction process, it can further improve the effect for preventing fouling, and And it can be further improved the process performance of carbon monoxide-olefin polymeric and polyketone prepared therefrom.
Specifically, above-mentioned carrier may include silica, zeolite imidazole ester skeleton, polystyrene, micropore organic network One or more of polymer (microporous organic network).In the case, the shape of polyketone is not only controlled And size, it can also further improve the effect for preventing fouling, and business efficiency is also more preferable.
Specifically, the step of preparing carrier may include after preparing carrier, make prepared carrier with by following The aitiogenic step of compound that chemical formula 5 or chemical formula 6 indicate.Thus, it is possible to be formed on the surface of the carrier comprising aromatic ring Structure, the modified efficiency in surface is carried out to carrier with sulfonic group to further increase, and further increase sulfonic group and carrier Between bonding force.
[chemical formula 5]
Ar-X2
[chemical formula 6]
Ar-Mg-X
In above-mentioned chemical formula 5 into chemical formula 6, Ar is benzyl or phenyl, and Mg is magnesium, and X is halogen.
Specifically, in above-mentioned chemical formula 5 into chemical formula 6, for example, halogen can be Cl, Br, F or I, it is more specific and Speech, can be I, Cl or Br.In the case, economical and practical because can easily supply and receive raw material, and can be into one Step improves reactivity.
It in one embodiment, can be by using zeolite imidazole ester skeleton as mould in the step of preparing carrier Plate is to make four-(4- ethynyl phenyl)-methane (tetra- (4-ethynylphenyl)-methane) and by above-mentioned chemical formula 1- 6 compounds indicated are in Pd (PPh3)2Cl2Carrier is prepared with method aitiogenic under CuI catalyst.In the case, made Standby carrier is by the step of making sulfonating surface (sulfonation), so as to provide as including having by above-mentioned chemistry The hollow structure of the micropore organic network polymer for the unit repeatedly that formula 1-4 is indicated carries out the modified load in surface with sulfonic group Body.
In another embodiment, in the step of preparing carrier, can be come by using silica as template Make four-(4- ethynyl phenyl)-methane (tetra- (4-ethynylphenyl)-methane) and by above-mentioned chemical formula 1-6 table The compound shown is in Pd (PPh3)2Cl2Carrier is prepared with method aitiogenic under CuI catalyst.In the case, prepared Carrier by the step of making sulfonating surface (sulfonation), so as to provide including silica supports and being formed in In above-mentioned surface of silica support and with the micropore organic network polymer by the above-mentioned chemical formula 1-5 unit repeatedly indicated (microporous organic network) layer carries out the modified carrier in surface with sulfonic group.
In still another embodiment, the step of preparing carrier may include by the support dispersion Jing Guo dehydration molten In agent, the compound that being then added is indicated by above-mentioned chemical formula 5 reacts to generate, and aromatic functional group is made to be bonded to carrier surface On step.In this case, it is possible to further increase the surface modification efficiency and carrier in sulfonation (sulfonation) step Stability.
Specifically, the dehydration of carrier can by using heating furnace at 600 DEG C to 900 DEG C the supply of nitrogen or argon Gas carries out.
Specifically, the solvent for the support dispersion Jing Guo dehydration can be that ether solvent more specifically can be with It is alkyl ether solvent, for example, it may be diethylether solvent.In this case, it is possible to further increase dispersibility.
For example, prepared carrier is by making table when above-mentioned carrier is silica and Ar is benzyl in chemical formula 5 The step of face sulfonation (sulfonation), so as to provide with silica supports and by above-mentioned chemical formula 1-2 expression The structure of functional group Si-C bonding carries out the modified carrier in surface with sulfonic group.
For example, prepared carrier is by making table when above-mentioned carrier is silica and Ar is phenyl in chemical formula 5 The step of face sulfonation (sulfonation), so as to provide with silica supports and by above-mentioned chemical formula 1-3 expression The structure of functional group Si-C bonding carries out the modified carrier in surface with sulfonic group.
Carrier surface sulfonation (sulfonation) is set to carry out the modified step in surface with sulfonic group to may include quasi- to institute The step of standby above-mentioned carrier addition sulfuric acid or chlorosulfonic acid carry out sulfonation (sulfonation).
Specifically, can be handled with sulfuric acid (95%) or chlorosulfonic acid in carrying out the modified step in surface with sulfonic group The above-mentioned carrier that is prepared causes sulfonating reaction on the phenyl ring in the structure that carrier is included.Each above-mentioned carrier as a result, It is modified as with the functional group on terminal phenyl rings including sulfonic structure.
When prepare by this method carry out the modified carrier in surface with sulfonic group when, pass through the conversion ratio of the carrier of sulfonation (surface degree of modification) is very excellent.Also, C- even is formed by under the extreme reaction condition of the processing concentrated sulfuric acid or chlorosulfonic acid C key or Si-C key will not be destroyed, therefore the form that most of functional groups are fixed on the surface of carrier may be implemented.
In one embodiment, the sulfonation (sulfonation) of carrier can by the reactions of following reaction equations 1 into Row.
[reaction equation 1]
In another embodiment, the aromatics sulfonation of carrier can by the reaction of following reaction equations 2 or reaction equation 3 into Row.
[reaction equation 2]
[reaction equation 3]
For example, with make organic substance and silica surface hydroxyl (≡ Si-OH) generate react with pass through Si-O key and The method immobilized is compared, as shown in above-mentioned reaction equation 2 to 3, when aromatic ring is connect with carrier, then make its sulfonation come into When row surface is modified, the bonding force between surface-modifying groups and carrier surface is more excellent.In the case, it is modified that there are surfaces Group is not easy the advantages of desorbing (leaching).Therefore, surface modification is carried out with sulfonic group by prepared by this preparation method Carrier have excellent stability and can help to realize high activity in polymerization reaction.
Specifically, carrying out the modified carrier in surface with sulfonic group may include 0.1mmol-H+/ g to 3mmol-H+/ g's Sulfonic group.In this case, it is possible to further increase the efficiency by sulfonic polyketone synthesis procedure.
(salt compound comprising carboxylic acid group)
When being suitable for polyketone preparation method, the above-mentioned salt compound comprising carboxylic acid group can be by reducing entire polymerization Reaction speed in reaction more efficiently prevents from fouling.The above-mentioned salt compound comprising carboxylic acid group is used to make use of the invention It realizes and occurs in the existing catalyst system for being used to prepare polyketone first in the palladium hybrid catalyst system for preparing polyketone The different reaction pattern of the increase of the sharply reaction speed of beginning polymerization reaction.
As a result, using the of the invention of the above-mentioned carbon monoxide-olefin polymeric for being used to prepare polyketone and palladium hybrid catalyst system Polyketone preparation method can be omitted controls reaction pressure, temperature, solvent, reaction time and reaction rate in polymerization process Process, fouling can be prevented, and can be realized excellent activity.These characteristics, which are provided with, to be conducive in large-scale production process Applicable advantage.
Also, the palladium catalyst that the salt (salt) of the above-mentioned salt compound comprising carboxylic acid group can polymerize with for polyketone Interaction forms the heterogeneous seed (heterogeneous seed) for itself having very small size, and can control and urging The shape of the polyketane polymers synthesized around agent.
Specifically, the above-mentioned salt compound comprising carboxylic acid group is the compound for replacing salt compound with carboxylic acid group, And salt compound may include nitrogen race (pnictogen) element, sulfur family (chalcogen) element and halogen (halogen) One or more of element, for example, can be ammonium, oxygen, Phosphonium, sulfonium compound etc..
More specifically, the above-mentioned salt compound comprising carboxylic acid group can be indicated by following formula 2-1.
[chemical formula 2]
[Z-COOH]+[X]-
In above-mentioned chemical formula 2, Z is the alkyl with 1 to 20 carbon atom containing nitrogen, phosphorus or sulphur;[X]-be comprising The anion (anion) of halogen, oxygen, boron, phosphorus, sulphur or combinations thereof.
It, can be into one when being used as the salt compound comprising carboxylic acid group using the compound indicated by above-mentioned chemical formula 2 Step improves the effect that reactivity is improved while preventing fouling and while not adding individual seed prepared by raising Polyketide apparent density effect.
The above-mentioned alkyl with 1 to 20 carbon atom is not particularly limited, for example, may include having 1 to 20 carbon original The alkyl of son, the miscellaneous alkyl with 1 to 20 carbon atom, has 6 to 20 carbon originals at the naphthenic base with 1 to 20 carbon atom Sub aryl and the heteroaryl etc. with 3 to 20 carbon atoms.In the case, it not only easily can supply and receive original Material, and can further improve the effect for improving reactivity while preventing fouling and not add the same of individual seed The effect of the apparent density of polyketide prepared by Shi Tigao.
In a particular embodiment, in above-mentioned chemical formula 2, Z can be the aromatic heterocyclic radical containing nitrogen, phosphorus or sulphur or contain The branched heteroalkyl groups of nitrogen, phosphorus or sulphur.
Also, the above-mentioned alkyl with 1 to 20 carbon atom can independently be substituted or unsubstituted, at this point, for example, Substituent group can be alkyl with 1 to 10 carbon atom, the aryl with 6 to 20 carbon atoms and halogen radical etc..
In above-mentioned chemical formula 2, [X]-be can be bonded the ion replaced by carboxylic acid group comprising halogen, oxygen, boron, The anion (anion) of phosphorus, sulphur or combinations thereof.
Specifically, for example, [X]-It can be the halide anion for including anion such as chlorine, bromine or iodine etc.;Including boric acid Salt, sulfonate, carbonate, nitrate, sulfate, nitrite, phosphate, phosphite, sulphite, toluene fulfonate etc. Oxygen anion;Anion including boron atom;Anion including phosphorus atoms;Including tetrafluoro boric acid salt anionic, four aryl (aryl is pentafluorophenyl group (Ar=C to borate anion6F5)), sulfonic acid anion, p-methyl benzenesulfonic acid anion, trifluoroacetic acid yin Ion, trifluoromethanesulfonic acid anion, hexafluorophosphoric acid anion, ClO4 -、ClO3 -、ClO2 -、ClO-、BrO4 -、BrO3 -、BrO2 -、 BrO-、IO4 -、IO3 -、IO2 -、IO-、CO3 2-Equal anion contain the two or more anion in halogen, oxygen, boron, p and s Deng.
Also, the above-mentioned anion (anion) comprising halogen, oxygen, boron, phosphorus, sulphur or combinations thereof can be independently substituted Or it is unsubstituted, at this point, for example, the example of substituent group can for 1 to 10 carbon atom alkyl, have 6 to 20 carbon Aryl, halogen radical of atom etc..
For example, may include glycinebetaine hydrochloride (glycine by the compound that above-mentioned chemical formula 2 indicates Betaine hydrochloride), trigonelline hydrochloride (trigonelline hydrochloride), 3- (carboxymethyl)- 1- mesitylene base -1H- imidazoles -3- bromide (3- (carboxymethyl) -1-mesityl-1H-imidazol-3-ium Bromide), 3- (carboxymethyl) -1- (2,6- diisopropyl phenyl) -1H- imidazoles -3- bromide (3- (carboxymethyl) - 1- (2,6-diisopropylphenyl) -1H-imidazol-3-ium bromide), 3- (carboxymethyl) -1- methyl-1 H- miaow Azoles -3- bromide (3- (carboxymethyl) -1-methyl-1H-imidazol-3-ium bromide), 3- (carboxymethyl) - 1- methyl-1 H- benzo [d] imidazoles -3- bromide (3- (carboxymethyl) -1-methyl-1H-benzo [d] Imidazol-3-ium bromide), 1- (carboxymethyl) pyridine -1- bromide (1- (carboxymethyl)pyridin-1- Ium bromide), 4- carboxyl -1- picoline -1- chloride (4-carboxy-1-methylpyridin-1-ium Chloride), 3- (carboxymethyl) -1- mesitylene base -1H- imidazoles -3- chloride (3- (carboxymethyl) -1- Mesityl-1H-imidazol-3-ium chloride), 2- carboxy-N, N, N- trimethyl second -1- ammonium bromide (2-carboxy- N, N, N-trimethylethan-1-aminium bromide) and (3- carboxylic propyl) triphenylphosphinebromide ((3- One or more of carboxypropyl) triphenylphosphonium bromide).When the chemical combination using above-mentioned example When object is used as the salt compound comprising carboxylic acid group, the effect that reactivity is improved while preventing fouling can be further improved Fruit and improved while not adding individual seed prepared polyketide apparent density effect.
It can be with 0.1 × 10-3M to 1.0 × 10-3The molar concentration of M includes the above-mentioned salt compound comprising carboxylic acid group. In the case, in polyketone preparation method, polymerization stability and activation grade are further enhanced, and can be with excellent Yield prepares polyketide.
(palladium-based catalyst)
As palladium-based catalyst used in the present invention, as long as can be used for the conventional palladium-based catalyst of polyketone polymerization, Just it is not particularly limited.
Above-mentioned palladium-based catalyst uses the catalyst for the form not being supported on carrier etc..Also, do not existed with previous load Above-mentioned carries out the form on the modified carrier in surface using above-mentioned palladium-based catalyst with sulfonic group, but in polymerization with independent Isolated state adds above-mentioned palladium-based catalyst.In this case, it is possible to reduce the loss of activity of palladium-based catalyst and more effective Reduce fouling in ground.
Above-mentioned palladium-based catalyst can be the Pd catalyst for polyketone polymerization reaction.
Above-mentioned palladium-based catalyst can be the catalyst indicated by one of following chemical formula 3 to chemical formula 5.
[chemical formula 3]
[chemical formula 4]
[chemical formula 5]
In above-mentioned chemical formula 3 to 5, R1To R4It is each independently hydrogen, the alkyl with 1 to 10 carbon atom, has 1 To the alkoxy of 10 carbon atoms or the aromatic hydrocarbyl with 6 to 20 carbon atoms, Y1And Y2It is each independently halide anion Or fluoroacetic acid root anion, Y3To Y5It is each independently hydrogen, the alkyl with 1 to 10 carbon atom, there is 1 to 10 carbon original Organic silicon substrate of son, the naphthenic base with 3 to 10 carbon atoms or aromatic hydrocarbyl, Y with 6 to 20 carbon atoms6For with 1 Alkylidene to 10 carbon atoms, the cycloalkylidene with 3 to 10 carbon atoms or the divalent aromatic with 6 to 20 carbon atoms Alkyl.
Specifically, above-mentioned Y3To Y5And Y6It can be substituted or unsubstituted respectively, and may include or do not include One or more hetero atoms can be monocycle or multiring structure in the case where cyclic structure.
Palladium-based catalyst, which can be scattered in polymer solvent (for example, alcohols solvent), to be used.For example, can will be dispersed in Palladium-based catalyst in polymer solvent is added in reactor, is then stirred at room temperature and adds olefin gas and carbon monoxide gas Body is to be saturated, by rising the temperature of reactor to carry out the copolyreaction of alkene and carbon monoxide.
In the polymerization reaction of above-mentioned alkene and carbon monoxide, urged by the palladium base that one of above-mentioned chemical formula 3 to 5 indicates The copolymerization activity of alkene and carbon monoxide can be improved in agent, and can prepare polyketide.
Above-mentioned palladium-based catalyst is not particularly limited, for example, can be for selected from by 1,3- bis- (2- o-methoxyphenyl phosphines) Propane] Pd (OAc)2(1,3-Bis(di-o-methoxyphenylphosphino)propane]Pd(OAc)2) catalyst, Pd (2- o-methoxyphenyl phosphine) (pairs of 2-phenyl-phosphine oxide) (OAc)2(Pd(di-o-methoxyphenylphosphino) (diphenylphosphino)propane)(OAc)2) catalyst and Pd (1,3- pairs of 2-phenyl-phosphine oxide) (OAc)2(Pd(1,3- bis(diphenylphosphino)propane)(OAc)2) catalyst composition one or more of group.In the case, alkene The copolymerization and activity of hydrocarbon and carbon monoxide are better, moreover, by with the above-mentioned salt compound comprising carboxylic acid group Interaction is to allow the effect for preventing scale formation to be further enhanced.Also, in the case, not only activity is excellent It is different, but also scale formation can be further prevented and the polyketone of equably alternating polymerization can be formed.
In particular, can further improve when using the catalyst of above-mentioned example through salt (salt) and palladium catalyst Self aggregation (self aggregation) adjusts the forms (morphology) of the polyketane polymers synthesized around catalyst Effect.
Specifically, the solvent of above-mentioned catalyst system can be alcoholic solvent, more specifically, can be with 1-20 The alcoholic compound of carbon atom, it is, for example, possible to use methanol.In the case, polyketone preparation method have it is higher reactivity and Activity, low boiling point therefore can be advantageous for postprocessing working procedures.
It is used to prepare the carbon monoxide-olefin polymeric of polyketide
A further embodiment of the invention is related to being used to prepare the palladium hybrid catalyst system of polyketide, and feature exists In using alkene and carbon monoxide as reactant including the above-mentioned carbon monoxide-olefin polymeric for being used to prepare polyketide.This When, the particular content about carbon monoxide-olefin polymeric is identical as above-mentioned content.
The preparation method of polyketone
A further embodiment of the invention is related to a kind of polyketone preparation method characterized by comprising poly- by being used to prepare The carbon monoxide-olefin polymeric of ketone compound is scattered in the step in solvent;And to the above-mentioned carbon monoxide-olefin polymeric of dispersion be added alkene and The step of carbon monoxide is to be polymerize.
According to the polyketone preparation method of a specific embodiment have it is above-mentioned use sulfonic group carry out the modified carrier in surface as The form that dissimilar material is mixed with palladium-based catalyst carries out table with sulfonic group for example, having to be different from palladium-based catalyst and be supported on The state of the catalyst of form on the modified carrier in face equably controls most as a result, when being suitable for polyketone polymerization process etc. The shape and size of the polyketone prepared eventually, so as to improve polyketone apparent density and prevent the scale formation occurred in process, And realize the effect of the stability and activity that improve polymerization reaction.
According to the polyketone preparation method of another specific embodiment, the salt and palladium of the above-mentioned salt compound comprising carboxylic acid group are urged Agent interaction, to generate the heterogeneous seed of microsize in reaction solution, is formed by this time with agglomerated together Condensate it is small-sized, be about 100nm, therefore can control the particle size and form for being formed by polyketane polymers, and It can be improved apparent density.Above-mentioned polyketone preparation method of the invention is realized just difficult by the existing method that heterogeneous seed is added High apparent density with obtained degree not only omits and seed is added, also only brings raising activity by additive, prevent fouling Effect.
As described above, fouling can be prevented when using carbon monoxide-olefin polymeric of the invention to polymerize polyketone, it is prepared The grain shape of polyketone can be conditioned according to the form of modified carrier.In this case, it is possible to which generating has height apparent close The polymer beads of degree, therefore can be improved productivity.
It include carrying out the modified carrier or carboxylic acid in surface with sulfonic group used in the specific preparation method in polyketone The particular content of base and salt compound and palladium-based catalyst with 5 to 40 carbon atoms is identical as above-mentioned content.
Solvent in polymerization reaction can be the alcoholic compound with 1 to 20 carbon atom.
It, can be with 0.1 × 10 in polymerization reaction-3M to 1.0 × 10-3The molar concentration of M includes above-mentioned palladium-based catalyst. In the case, the polymerization stability of polyketone preparation method and activation grade can further be improved, and can be with good Yield prepares polyketide.
It, can be with 0.1 × 10 in polymerization reaction-3M to 1.0 × 10-3The molar concentration of M include it is above-mentioned with sulfonic group into The modified carrier in row surface or the salt compound of carboxylic acid group.In the case, the polymerization stability of polyketone preparation method and work Change degree can further be improved, and can prepare polyketide with good yield.
In one embodiment, the above-mentioned carbon monoxide-olefin polymeric for being used to prepare polyketide include with sulfonic group into When the carrier that row surface is modified, polyketide preparation method be may further include by adding sulfuric acid or chlorosulfonic acid to carrier To prepare the step of carrying out the modified carrier in surface with sulfonic group.At this point, carrying out the modified carrier in surface about with sulfonic group The particular content of preparation method is identical as above-mentioned content.
For example, above-mentioned alkene can be ethylene, propylene, 1- butylene, 2- butylene, 1- amylene, 1- hexene, 1- octene, the 1- last of the ten Heavenly stems Alkene, 1- dodecylene, cyclopentene, norbornene, bicyclopentadiene, cyclo-octene, cyclododecene, styrene, Alpha-Methyl benzene second Alkene, (methyl) acrylic acid and Arrcostab of (methyl) acrylic acid etc..Above-mentioned alkene can be used alone or be applied in combination two kinds with On.
More specifically, ethylene, propylene, hexene, decene can be used alone or be used in mixed way.In the case, because With the interaction yield that is excellent and can be further improved activity and polyketane polymers of catalyst.
In one embodiment, relative to 100 parts by weight ethylene mix 1 to 4 parts by weight propylene come in use, The melting temperature of prepared polyketone can be reduced, and can be realized good thermal denaturation temperature.
Specifically, the molar ratio of above-mentioned alkene and above-mentioned carbon monoxide can be 95:5~5:95, more specifically, can be with For 5:1~1:5.In the case, the reactivity of polyketone preparation method can further be improved.
Specifically, the content ratio of above-mentioned alkene and above-mentioned carbon monoxide can be 10~20 bars: 30~40 bars.Herein In the case of, the reactivity of polyketone preparation method can further be improved.
Specifically, include it is above-mentioned with sulfonic group carries out the salt compound of the modified carrier in surface or above-mentioned carboxylic acid group with The equivalent proportion of above-mentioned palladium-based catalyst can be 1:0.1 to 1:10.In the case, the reactivity and production of polyketone preparation method Rate can further be improved.
In one embodiment, above-mentioned palladium-based catalyst and the modified carrier in surface and above-mentioned palladium base are carried out with sulfonic group The equivalent proportion of catalyst can be 1:0.1 to 1.2, and more specifically, equivalent proportion can be 1:0.1 to 1:1.2.In above range When inside carrying out polymerizeing using the polyketone of carbon monoxide-olefin polymeric, fouling can be prevented and obtain higher catalytic activity and polyketone The high apparent density of polymer.
In another embodiment, above-mentioned palladium-based catalyst and working as including the above-mentioned salt compound comprising carboxylic acid group Measuring ratio can be 1:0.1 to 1:10.In the case, the reactivity of polyketone preparation method and yield can further be changed It is kind.
Specifically, reaction temperature may remain in 50 DEG C~150 DEG C, more specifically, may remain in 70 DEG C~130 DEG C In the range of.In the case, the reactivity of polyketone preparation method can further be improved.
Specifically, polymerization reaction can press since carbon monoxide and some alkene are gas at the temperature disclosed above It is carried out in power reactor.In the case, the reactivity of polyketone preparation method and activation grade can further be improved.
Specifically, reactor internal pressure can be 200atm or smaller, more specifically 100atm or smaller.In this feelings Under condition, the reactivity and activation grade of polyketone preparation method can further be improved.
Specifically, in above-mentioned polyketone preparation method, the above-mentioned palladium hybrid catalyst system for being used to prepare polyketone can be with Exist with the state being scattered in solvent, with catalytic polymerization.
Specifically, solvent can be alcoholic solvent, more specifically, the alcohol compound with 1-20 carbon atom can be Object, it is, for example, possible to use methanol.In the case, polyketone preparation method has higher reactivity and active, low boiling point, because This, can be advantageous for postprocessing working procedures.
In one embodiment, the above-mentioned carrier for carrying out surface modification with sulfonic group is not dissolved in organic solvent, Therefore can exist in a form of slurry.
It in another embodiment, can be with using the polyketone preparation method of the above-mentioned salt compound comprising carboxylic acid group For seedage method is not added.
Polyketane polymers
A further embodiment of the invention is related to the polyketane polymers by being formed according to above-mentioned polyketone preparation method.
In one embodiment, can be by the polyketane polymers that above-mentioned polyketone preparation method is formed makes above-mentioned to use sulphur Acidic group carries out the modified carrier in surface and interacts to prepare as dissimilar materials and palladium-based catalyst, and can have improvement Apparent density.
In another embodiment, the form of the polyketane polymers formed by above-mentioned polyketone preparation method can pass through The tiny size that salt and the palladium catalyst interaction of the above-mentioned salt compound comprising carboxylic acid group simultaneously agglomerate to be formed simultaneously Heterogeneous seed is controlled.It is about 100nm at this point, being formed by the small-sized of condensate, therefore, it is poly- is formed by polyketone The apparent density for closing object can be very big, can be about 0.1g/ml to 0.5g/ml, for example, it may be about 0.27g/ml to 0.47g/ ml。
Embodiment
In the following, embodiment the composition and effect that the present invention will be described in more detail through the invention.It is understood, however, that It is that this is merely to illustrate that and illustrates, without the limitation present invention should be construed as.
Preparation example 1: preparation carries out the modified carrier in surface with sulfonic group
(preparing carrier)
By the methanol (Methanol) of 500mL, the H of 90mL2O, the Ammonia (Ammonium of 32mL Hydroxide solution) and 1.2g cetyl trimethylammonium bromide (Hexadecyltrimethyl ammonium Bromide, CTAB) it is added sequentially in 1L beaker and with 300RPM stirring 30 minutes.While being stirred with 300RPM, it is added former Tetraethyl orthosilicate (Tetraethyl orthosilicate, TEOS).While stirring with 300RPM, 24 are reacted at room temperature Hour.With the synthesized silica (Si lica) of centrifuge separation, is cleaned with methanol and dried in an oven.Then it will do Dry silica is calcined 5 hours at 550 DEG C.Silica by preparation by calcining in mortar fine gtinding and It is heated 12 hours at 850 DEG C in Ar furnace, to prepare carrier.
Benzylmagnesium chloride (benzyl magnesium chloride) is added to silica supports prepared above In, in nitrogen atmosphere, it is stirred at room temperature to generate reaction, to be surface-treated, benzyl is connected to silica On the surface of carrier.
(sulfonation)
Sulfuric acid is added in the silica supports for being connected with benzyl prepared as described above, is stirred at room temperature overnight, Modified carrier (the 1.8 μm of SiO in surface are carried out with sulfonic group with preparation2-SO3H).The use so prepared is confirmed by SEM photograph Sulfonic group carries out the modified carrier in surface, and the results are shown in Fig. 1.
Preparation example 2: preparation carries out the modified carrier in surface with sulfonic group
(preparing carrier)
By zinc nitrate hexahydrate (Zinc nitrate hexahydrate, 1eq, 0.1mol, 297.49g/mol, It 29.75g) is dissolved in the methanol of 500mL to prepare zinc nitrate solution (Zinc nitrate solution), by cetyl Trimethylammonium bromide (Hexadecyltrimethyl ammonium bromide;CTAB, 99+%, 0.25eq, 0.025mol, 364.45g/mol, 9.1g) it is dissolved in the methanol of 125mL to prepare solution (CTAB solution).Also, by 2-methylimidazole (4eq, 0.4mol, 82.10g/mol, 32.84g) is dissolved in the methanol of 500mL to prepare solution (2-methylimidazole solution).
100mL zinc nitrate solution prepared above is added in the RB (5) of 250mL, while being stirred with 1100rpm The CTAB solution of 20mL and the 2-methylimidazole solution of 100mL are sequentially added, is also stirred 5 minutes.Hereafter, stop stirring, and Mixture (room temperature) is stood 18 hours in the case where not vibrating, then discards supernatant liquid, prepared by centrifuge separation ZIF-8.Isolated ZIF-8 carrier is cleaned twice with methanol, it is dry with vacuum pump (Vacuum pump), it is then used as template.
After flame dry 100mL Schlenk bottle (Schlenk flask), argon gas is added.Then, it is added sequentially into bottle Pd(PPh3)2Cl2(10mol%, 0.024mmol, 701.90g/mol, 0.0168g), CuI (10mol%, 0.024mmol, 190.45g/mol, 0.0046g) and 0.4g the ZIF-8 as carrier prepared above.Later, it is further added thereto Triethylamine (the Triethylamine of 60mL;TEA disperse 1.5 hours) and in ultrasonoscope to prepare dispersion liquid.To above-mentioned point In dispersion liquid be added four-(4- ethynyl phenyl)-methane (tetra- (4-ethynylphenyl)-methane, 1eq, 0.24mmol, 416.51g/mol, 0.1g) and Isosorbide-5-Nitrae-diiodo-benzene (Isosorbide-5-Nitrae-Diiodobenzene, 2eq, 0.48mmol, 329.90g/mol, 0.1584g), disperse 5 minutes in ultrasonoscope again.Hereafter, mixture is made to react 24 at 100 DEG C small When, it is cooled to room temperature, and being separated by centrifuge includes the upper surface of synthesized carrier, that is, ZIF-8 prepared as the hollow of template The carrier (ZIF-8@MON) of structural body form.By acetone (Acetone), methylene chloride (Dichloromethane), methanol (Methanol) and the sequence of acetone (Acetone) is using synthesized carrier is cleaned twice, then dry with vacuum pump.
Further, carrier (ZIF-8@MON, 0.16g) prepared above and 15mL methanol are added in Falcon pipe simultaneously Then the acetic acid (Acetic acid) of 20mL is added thereto, is etched while stirring the mixture for 1 hour for dispersion (Etching), further to promote to be formed micropore organic network polymer (microporous organic in the carrier network).Then, it is separated with centrifuge through overetched carrier (HMON), is cleaned 10 times with methanol (MeOH), it is clear with acetone It washes twice, it is dry with vacuum pump, to be used for sulfonation.
(sulfonation)
Flame dries 100mL Schlenk bottle, and argon gas is then added.It is added into above-mentioned bottle as including micropore organic network The dichloro of carrier (the HMON 0.04g) and 20mL of the hollow structure of polymer (microporous organic network) Methane is simultaneously fully dispersed.After distribution, 0 DEG C is cooled the temperature to, the ClSO of 0.6mL is very slowly added3H rises to temperature Room temperature, and reacted 1.5 hours at Ar.After temperature is down to 0 DEG C again, remaining ClSO is quenched with methanol3H.Pass through centrifugation Machine separation carries out the modified carrier in surface with sulfonic group, with by methanol and H2The solution that O is mixed with the ratio of 2:1 is in pH7 Under cleaned.It is dry with vacuum pump after being cleaned twice again with methanol.
By using sulphur prepared by SEM ((a) of Fig. 3 partially and the part (b)) and the confirmation of TEM (part (c) of Fig. 3) photo Acidic group carries out the modified carrier in surface, and the results are shown in Fig. 3.
Preparation example 3: preparation carries out the modified carrier in surface with sulfonic group
(preparing carrier)
200mL ethyl alcohol (Ethanol) is added into 250mL round-bottomed flask, the H of the distillation of 23mL is then added2O and 7mL Ammonia (28-30%), and with 300RPM stirring 30 minutes.Later, the tetraethyl orthosilicate of 18mL is added (Tetraethyl orthosilicate;TEOS, 1eq, 0.081mol, 208.33g/mol 0.933g/mL) and at room temperature It quickly stirs 18 hours and is reacted.After acetic acid is dripped in addition 5,100mL hexane and 150mL methylene chloride is added and shakes, Then with the silica of centrifuge separation agglutination, the ratio to 1:1 mixes mixed solution made of hexane and methylene chloride Cleaning three times, will be heated overnight and dry at 80 DEG C in an oven, to prepare silica supports as template.
After the dry 100mL Schlenk bottle of flame, argon gas is added.Then, Pd (PPh is added in sequence3)2Cl2(10mol%, 0.024mmol, 701.90g/mol, 0.0168g), CuI (10mol%, 0.024mmol, 190.45g/mol, 0.0046g) and The silica supports of the upper surface of 0.6g preparation.Then, triethylamine (Triethylamine is further added;TEA, 60mL), Fully dispersed 1.5 hours in ultrasonoscope, to prepare dispersion liquid.Four-(4- ethynyl phenyl)-methane are added to above-mentioned dispersion (1eq, 0.24mmol, 416.51g/mol, 0.1g) and Isosorbide-5-Nitrae-diiodo-benzene (2eq, 0.48mmol, 329.90g/mol, 0.1584g), disperse 5 minutes in ultrasonoscope again.Later, after being reacted 24 hours at 100 DEG C, reaction product is cooling To room temperature, preparation of the upper surface of using centrifuge separation synthesized includes silica supports as template and including the organic net of micropore Carrier (the SiO of network polymeric layer2@MON).By acetone (Acetone), methylene chloride (Dichloromethane), methanol and third The sequence of ketone is then dry with vacuum pump using synthesized carrier is cleaned twice.
(sulfonation)
After the dry 100mL Schlenk bottle of flame, argon gas is added.It include silica supports conduct to being added in above-mentioned bottle Template and carrier (SiO including micropore organic network polymeric layer2@MON, 0.72g) and 60mL methylene chloride, sufficiently point It dissipates.After distribution, 0 DEG C is cooled the temperature to, the ClSO of 1.8mL is very slowly added3Temperature is warmed to room temperature by H, and at Ar Carry out reaction 1.5 hours.After temperature is down to 0 DEG C again, methanol is added so that remaining ClSO is quenched3H.It is separated by centrifuge The modified carrier in surface is carried out with sulfonic group, with by methanol (Methanol) and H2O is existed with the solution that the ratio of 2:1 mixes It is cleaned under pH7.It is dry with vacuum pump after being cleaned twice again with methanol.
Preparation example 4: preparation carries out the modified carrier in surface with sulfonic group
(reactant that preparation is used to prepare carrier)
Purified styrene: the stabilizer (4- tert-butyl catechol) of styrene is removed
30mL methylene chloride is added in 200mL styrene.The 1M sodium hydroxide of 50mL is added into above-mentioned mixed solution Solution extracts 3 times.After being dehydrated with magnesium sulfate, methylene chloride is removed with vacuum pump.Stop light, then the freezen protective under argon.
Purifying divinylbenzene: the stabilizer (4- tert-butyl catechol) of divinylbenzene is removed
10mL methylene chloride is added in 80mL styrene.The 1M sodium hydroxide that 50mL is added into above-mentioned mixed solution is molten Liquid extracts 3 times.After being dehydrated with magnesium sulfate, methylene chloride is removed with vacuum pump.Stop light, then the freezen protective at Ar.
(preparing carrier)
After the dry mono- neck Schlenk bottle of 100mL of flame, argon gas is added.After distilled water is added to this, purifying above is added Styrene (Styrene) and divinylbenzene (Divinylbenzene), be heated to 65 DEG C.Removing while being blown into argon gas After gas in solution, stirring at least 15 minutes until form lotion.It is added in above-mentioned mixed solution and is dissolved with potassium peroxydisulfate Distilled water and reacted 20 hours at 65 DEG C.After the reaction, it puts it into refrigerator 2 hours, is then warmed to room temperature temperature. After the dilution of about 80mL ethyl alcohol, with the prepared Polystyrene powder (Polystyrene powder) of centrifuge separation, second is used Alcohol is washed 5 times and is dried with vacuum pump.
(sulfonation)
After the dry mono- neck Schlenk bottle of 50mL of flame, argon gas is added.Polystyrene (Polystyrene is added Powder) powder and sulfuric acid (sulfuric acid) are then ultrasonically treated 30 minutes.At least 18 hours are stirred at 40 DEG C simultaneously It is cooled to room temperature.With methanol dilution and it is centrifuged to sink.With by methanol and H2The solution that O is mixed with the ratio of 2:1 is in pH7 Under cleaned.It is dry with vacuum pump after being cleaned twice again with methanol.
Preparation example 5: it prepares without carrying out the modified carrier in surface
Other than omitting sulfonation procedure, remaining prepares carrier in method identical with preparation example 2.
The physical property of the carrier prepared in above-mentioned preparation example 1 to 5 is shown in the following table 1.
Table 1
Embodiment 1
Pd (the 1,3- bis- (two (2- methoxyphenyl) phosphino- propane) (OAc) of 1.0mg is added in the methanol of 10mL2With What is prepared in the upper surface of 2.7mg preparation example 1 carries out modified carrier (the 1.8 μm of SiO in surface2-SO3H it) is at room temperature mixed It closes, to prepare carbon monoxide-olefin polymeric.
Above-mentioned carbon monoxide-olefin polymeric is fitted into high-pressure reactor (~50mL size), organizes holding reactor, and at room temperature 25 bars of ethylene gas and 35 bars of CO are added while stirring to be saturated.Temperature of reactor is risen to 90 DEG C, is gathered Close reaction about 15 hours.After the reaction, the polyketone powder (activity: 33.84Kg/g-Pd of 4.8g is obtained;1.29kg/g- catalyst, Apparent density: 0.297g/mL)
Through the foregoing embodiment 1 method prepare polyketone after, recycling is used in the reaction to be prepared in preparation example 1 Sulfonation carrier it is shown in Figure 2 come the SEM photograph shot.
The photo of prepared polyketone is as shown in figure 5, and with the naked eye confirming fouling not occurring.
Embodiment 2
Pd (1,3- bis- (two (2- methoxyphenyl) phosphino- propane) in addition to 1.5mg is added in the methanol of 10mL (OAc)2With carrier (the 1.8 μm of SiO for carrying out surface and being modified of 4.0mg prepared in preparation example 12-SO3H) come at room temperature It is mixed, to prepare except carbon monoxide-olefin polymeric, remaining is carried out in method identical with above-described embodiment 1.After the reaction, it obtains Obtain the polyketone powder (activity: 23.26kg/g-Pd of 4.95g;0.90kg/g- catalyst, apparent density: 0.309g/mL).
Embodiment 3
Pd (1,3- bis- (two (2- methoxyphenyl) phosphino- propane) in addition to 0.6mg is added in the methanol of 20mL (OAc)2With 0.8mg prepared in preparation example 2 carry out except the modified carrier in surface, remaining with 1 phase of above-described embodiment Same method carries out.After the reaction, the polyketone powder (activity: 61.23Kg/g-Pd of 5.6g is obtained;4.08kg/g- catalyst, table See density: 0.374g/mL).
Through the foregoing embodiment 3 method prepare polyketone before, recycle prepared in preparation example 2 carried out with sulfonic group The modified carrier in surface is shown in part (a) of Fig. 4 come the SEM photograph shot.
Through the foregoing embodiment 3 method prepare polyketone after, recycling is used in the reaction to be prepared in preparation example 2 Carry out the modified carrier in surface with sulfonic group and be shown in part (b) of Fig. 4 come the SEM photograph shot.
Referring to Fig. 4, preparation example 2 before reactions to carry out the diameter of the carrier of surface modification with sulfonic group be 521nm And with a thickness of 20nm, after reacting, above-mentioned diameter becomes 625nm and above-mentioned thickness becomes 120nm.
Embodiment 4
Pd (1,3- bis- (two (2- methoxyphenyl) phosphino- propane) in addition to 1.0mg is added in the methanol of 10mL (OAc)2Carried out except the modified carrier in surface with what is prepared in the upper surface of 1.1mg preparation example 3, remaining with above-described embodiment 1 Identical method carries out.After the reaction, the polyketone powder (activity: 26.53kg/g-Pd of 3.7g is obtained;1.86kg/g- catalyst, Apparent density: 0.310g/mL).
The photo of prepared polyketone is as shown in fig. 7, and with the naked eye confirming fouling not occurring.
Embodiment 5
Pd (1,3- bis- (two (2- methoxyphenyl) phosphino- propane) in addition to 1.5mg is added in the methanol of 10mL (OAc)2Modified carrier is mixed at room temperature with the progress surface for preparing in the upper surface of 1.0mg preparation example 4, with preparation Except carbon monoxide-olefin polymeric, remaining is carried out in method identical with above-described embodiment 1.After the reaction, the polyketone powder of 2.5g is obtained Last (activity: 11.94kg/g-Pd;1.02kg/g- catalyst, apparent density: 0.318g/mL).
Embodiment 6
In addition to replacing Pd (1,3- bis- (two (2- methoxyphenyl) phosphino- propane) (OAc)2Using the Pd of 0.8mg, (1,3- is bis- Diphenylphosphine propane) (OAc)2Except palladium catalyst, remaining is carried out in method identical with above-described embodiment 1.It is reacting Afterwards, the polyketone powder (activity: 1.89Kg/g-Pd of 0.265g is obtained;0.135kg/g- catalyst, apparent density: 0.389g/ mL)。
Comparative example 1
Other than being added without when preparing carbon monoxide-olefin polymeric and carrying out the modified carrier in surface, remaining with above-mentioned implementation The identical method of example 2 carries out (catalyst activity: 0.478kg/g-Pd).
Comparative example 2
P-methyl benzenesulfonic acid is added come other than generating reaction in addition to replacing carrying out the modified carrier in surface, remaining with above-mentioned reality Apply the progress of the identical method of example 2.After the reaction, the polyketone powder (activity: 6.27kg/g-Pd of 1.33g is obtained;0.814kg/g- Catalyst).
The photo of prepared polyketone is as shown in figure 8, and with the naked eye confirmation generation fouling.
Comparative example 3
Pd (dmppp) (OAc) in addition to 1.5mg is added in the methanol of 10mL2With not including for the upper surface of 0.4mg preparation The carrier of sulfonic preparation example 5, and being mixed at room temperature to prepare except carbon monoxide-olefin polymeric, remaining with above-mentioned reality It applies the identical method of example 2 and carries out (catalyst activity: 0.771kg/g-Pd).
Comparative example 4
Other than Amberlyst 15 is added when preparing carbon monoxide-olefin polymeric as with sulfonic group modified carrier, It is remaining to be carried out in method identical with above-mentioned comparative example 2.After the reaction, the polyketone powder (activity: 3.01kg/g- of 0.64g is obtained Pd;0.388kg/g- catalyst).
The photo of prepared polyketone is as shown in figure 9, and with the naked eye confirmation generation fouling.
Table 2
Embodiment 7
By [bis- (two-o-methoxyphenyl phosphino-s) propane of 1,3-] Pd (OAc) in high-pressure reactor (50ml size)2It urges Agent (2 μm of ol) is scattered in methanol (MeOH, 10ml), then organizes holding reactor, and 25 bars are added while being stirred at room temperature Ethylene gas and 35 bars of carbon monoxide (CO) are saturated.Later, as shown in Table 3 below add is added to above-mentioned reactor Add agent, the temperature of reactor is risen to 90 DEG C, is carried out polymerization reaction about 15 hours under 62 bars.It is completed in above-mentioned polymerization reaction Afterwards, reaction product is cooled to room temperature, is filtered, and is 1 hour dry in 65 DEG C of baking oven, obtain polyketane polymers powder.
Embodiment 8 to 16 and comparative example 5 to 12
Other than changing the composition for the ingredient being added in reaction as shown in table 3 below, remaining is with side same as Example 7 Method carries out polymerization reaction.
Table 3
The type of the palladium catalyst used in above-described embodiment 7 to 22 and comparative example 5 to 12 is as follows.
[catalyst A]
: bis- (the 2- o-methoxyphenyl phosphine) propane of 1,3-] Pd (OAc)2
[catalyst B]
: Pd (2- o-methoxyphenyl phosphine) (pairs of 2-phenyl-phosphine oxide) (OAc)2
[catalyst C]
: Pd (1,3- pairs of 2-phenyl-phosphine oxide) (OAc)2
[catalyst D]
:1,3-Bi s(di-o-methoxyphenylphosphino)propane]Pd(Cl)2
The type of the additive used in above-described embodiment 7 to 22 and comparative example 5 to 12 is as follows.
[additive 1A]
: glycinebetaine hydrochloride (glycine betaine hydrochloride)
[additive 1B]
: 3- (carboxymethyl) -1- mesitylene base -1H- imidazoles -3- chloride (3- (carboxymethyl) -1- mesityl-1H-imidazol-3-ium chloride)
[additive 1C]
: trigonelline hydrochloride (trigonell ine hydrochloride)
[additive 1D]
: 3- (carboxymethyl) -1- (2,6- diisopropyl phenyl) -1H- imidazoles -3- bromide (3- (carboxymethyl) - 1-(2,6-diisopropylphenyl)-1H-imidazol-3-ium bromide)
[additive 1E]
: 3- (carboxymethyl) -1- methyl-1 H- imidazoles -3- bromide (3- (carboxymethyl) -1-methyl-1H- imidazol-3-ium bromide)
[additive 1F]
: 3- (carboxymethyl) -1- methyl-1 H- benzo [d] imidazoles -3- bromide (3- (carboxymethyl) -1- methyl-1H-benzo[d]imidazol-3-ium bromide)
[additive 1G]
: 1- (carboxymethyl) pyridine -1- bromide (1- (carboxymethyl) pyridin-1-ium bromide)
[additive 1H]
: 4- carboxyl -1- picoline -1- chloride (4-carboxy-1-methylpyridin-1-ium chloride)
[additive 1I]
: 3- (carboxymethyl) -1- mesitylene base -1H- imidazoles -3- chloride (3- (carboxymethyl) -1- mesityl-1H-imidazol-3-ium chloride)
[additive 1J]
: 2- carboxy-N, N, N- trimethyl second -1- ammonium bromide (2-carboxy-N, N, N-trimethylethan-1- aminium bromide)
[additive 1K]
: (3- carboxylic propyl) triphenylphosphinebromide ((3-carboxypropyl) triphenylphosphonium bromide)
[additive 2]
[additive 3]
[additive 4]
[additive 5]
[additive 6]
[additive 7]
The activation grade of the polymerization reaction carried out in above-described embodiment 7 to 22 and comparative example 5 to 12 is shown in the following table 4.
Table 4
By upper table 3 and table 4 it is found that confirming that packet can be used in the embodiment 7 to 22 of polyketone preparation method according to the present invention Salt compound containing carboxylic acid group prevents fouling as additive, and in polymerization reaction, stability and activity are excellent.
In contrast, confirm and low-down activity is presented in the comparative example 5 for not including additive, pair used as strong acid As the comparative example 6 and 7 of additive fouling occurs for toluenesulfonic acid (p-toluenesulfonic acid, TsOH).Also, confirm Because and do not include carboxylic acid group or do not include salt compound due to have the use additive 3 of the structure entirely different with the present invention to The comparative example 8 to 12 of additive 7 has low-down activity, therefore, it is difficult to be sufficiently formed polyketane polymers, and fouling occurs.
Simple deformation and change of the invention can easily be implemented by those of ordinary skill in the art, also, this change Shape or change can be considered included in the field of the invention.

Claims (27)

1. a kind of carbon monoxide-olefin polymeric for being used to prepare polyketide characterized by comprising
Salt compound has 5 to 40 carbon atoms, including carrying out the modified carrier in surface or carboxylic acid group with sulfonic group;And
Palladium-based catalyst.
2. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur It includes being bonded to carrier by the functional group that one of following chemical formula 1-1 to 1-3 is indicated that acidic group, which carries out the modified carrier in surface, The structure on surface:
[chemical formula 1-1]
*-SO3H
In above-mentioned chemical formula 1-1, * refers to the part being bonded with carrier surface.
[chemical formula 1-2]
In above-mentioned chemical formula 1-2, R21To R26It is each independently hydrogen or C1~C20 alkyl;* refer to and be bonded with carrier surface Part.
[chemical formula 1-3]
In above-mentioned chemical formula 1-3, R31To R34It is each independently hydrogen or C1~C20 alkyl;* refer to and be bonded with carrier surface Part..
3. the carbon monoxide-olefin polymeric according to claim 2 for being used to prepare polyketide, which is characterized in that above-mentioned carrier Including silica, zeolite, graphite, carbon black, graphene, carbon nanotube, active carbon, polystyrene, the polymerization of micropore organic network One of object, metal organic framework, zeolite imidazole ester skeleton, covalent organic framework and the cellulose-containing biopolymer of packet with On.
4. the carbon monoxide-olefin polymeric according to claim 3 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur Acidic group carries out the modified carrier in surface to be including having to be gathered by the micropore organic network of the following chemical formula 1-4 unit repeatedly indicated Close the hollow structure of object:
[chemical formula 1-4]
In above-mentioned chemical formula 1-4, A is the connection site of atom.
5. the carbon monoxide-olefin polymeric according to claim 3 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur Acidic group carry out the modified carrier in surface include silica supports and be formed in above-mentioned surface of silica support have by The micropore organic network polymeric layer for the unit repeatedly that following chemical formula 1-5 is indicated:
[chemical formula 1-5]
In above-mentioned chemical formula 1-5, A' each independently represent the atom being bonded with carrier connection site or repeatedly unit it Between connection site, at least one of above-mentioned A' is at least one in the connection site for the atom being bonded with carrier and above-mentioned A' A is repeatedly the connection site between unit.
6. the carbon monoxide-olefin polymeric according to claim 3 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur It includes with the polystyrene compounds by the following chemical formula 1-6 unit repeatedly indicated that acidic group, which carries out the modified carrier in surface:
[chemical formula 1-6]
In above-mentioned chemical formula 1-6, R6For sulfonic group, p-methyl benzenesulfonic acid base or benzene sulfonic acid base, n is 10 to 20,000.
7. the carbon monoxide-olefin polymeric according to claim 3 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur Acidic group carries out the modified carrier in surface and passes through by silica supports and by one of above-mentioned chemical formula 1-2 to chemical formula 1-3 The functional group Si-C of expression is bonded.
8. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that above-mentioned to use sulphur Acidic group, which carries out the modified carrier in surface and above-mentioned palladium-based catalyst, has the form being scattered in solvent.
9. the carbon monoxide-olefin polymeric according to claim 8 for being used to prepare polyketide, which is characterized in that above-mentioned solvent It is the alcoholic compound with 1-20 carbon atom.
10. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that including upper It states carboxylic acid group and the salt compound with 5 to 40 carbon atoms is indicated by following chemical formula 2:
[chemical formula 2]
[Z-COOH]+[X]-
In above-mentioned chemical formula 2, Z is the alkyl with 1 to 20 carbon atom containing nitrogen, phosphorus or sulphur;[X]-For comprising halogen, The anion of oxygen, boron, phosphorus, sulphur or combinations thereof.
11. the carbon monoxide-olefin polymeric according to claim 10 for being used to prepare polyketide, which is characterized in that above-mentioned In chemical formula 2, Z is aromatic heterocycle.
12. the carbon monoxide-olefin polymeric according to claim 10 for being used to prepare polyketide, which is characterized in that above-mentioned In chemical formula 2, Z is branched heteroalkyl groups.
13. the carbon monoxide-olefin polymeric according to claim 10 for being used to prepare polyketide, which is characterized in that by above-mentioned The compound that chemical formula 2 indicates includes glycinebetaine hydrochloride, trigonelline hydrochloride, the equal front three of 3- (carboxymethyl) -1- Phenyl -1H- imidazoles -3- bromide, 3- (carboxymethyl) -1- (2,6- diisopropyl phenyl) -1H- imidazoles -3- bromide, 3- (carboxylic Methyl) -1- methyl-1 H- imidazoles -3- bromide, 3- (carboxymethyl) -1- methyl-1 H- benzo [d] imidazoles -3- bromide, 1- (carboxylic Methyl) pyridine -1- bromide, 4- carboxyl -1- picoline -1- chloride, 3- (carboxymethyl) -1- mesitylene base -1H- miaow Azoles -3- chloride, 2- carboxy-N, N, one of N- trimethyl second -1- ammonium bromide and (3- carboxylic propyl) triphenylphosphinebromide with On.
14. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that above-mentioned palladium Base catalyst is indicated by one of following chemical formula 3 to chemical formula 5:
[chemical formula 3]
[chemical formula 4]
[chemical formula 5]
In above-mentioned chemical formula 3 to 5, R1To R4It is each independently hydrogen, the alkyl with 1 to 10 carbon atom, has 1 to 10 The alkoxy of a carbon atom or aromatic hydrocarbyl with 6 to 20 carbon atoms, Y1And Y2It is each independently halide anion or oxygen Acetic acid anion, Y3To Y5It is each independently hydrogen, the alkyl with 1 to 10 carbon atom, with 1 to 10 carbon atom Organic silicon substrate, the naphthenic base with 3 to 10 carbon atoms or aromatic hydrocarbyl, Y with 6 to 20 carbon atoms6For with 1 to 10 The alkylidene of a carbon atom, the cycloalkylidene with 3 to 10 carbon atoms or the divalent aromatic hydrocarbon with 6 to 20 carbon atoms Base.
15. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that above-mentioned palladium Base catalyst is selected from by bis- (the 2- o-methoxyphenyl phosphine) propane of 1,3-] Pd (OAc)2Catalyst, Pd (2- o-methoxyphenyl Phosphine) (pairs of 2-phenyl-phosphine oxide) (OAc)2Catalyst and Pd (1,3- pairs of 2-phenyl-phosphine oxide) (OAc)2In the group of catalyst composition More than one.
16. the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide, which is characterized in that including upper State the equivalent proportion of salt compound and above-mentioned palladium-based catalyst that the modified carrier in surface or above-mentioned carboxylic acid group are carried out with sulfonic group For 1:0.1 to 1:10.
17. a kind of palladium hybrid catalyst system for being used to prepare polyketide, which is characterized in that including according to claim 1 The carbon monoxide-olefin polymeric for being used to prepare polyketide, uses alkene and carbon monoxide as reactant.
18. a kind of polyketone preparation method characterized by comprising
The step in solvent is dispersed by the carbon monoxide-olefin polymeric according to claim 1 for being used to prepare polyketide; And
The step of alkene and carbon monoxide are to be polymerize is added to the above-mentioned carbon monoxide-olefin polymeric of dispersion.
19. polyketone preparation method according to claim 18, which is characterized in that above-mentioned solvent is with 1 to 20 carbon original The alcoholic compound of son.
20. polyketone preparation method according to claim 18, which is characterized in that with 0.1 × 10-3M to 1.0 × 10-3M's rubs It includes the above-mentioned salt compound that carrier or carboxylic acid group that surface is modified are carried out with sulfonic group that your concentration, which is added,.
21. polyketone preparation method according to claim 18, which is characterized in that
The above-mentioned carbon monoxide-olefin polymeric for being used to prepare polyketide includes carrying out the modified carrier in surface with sulfonic group,
The carrier that surface is modified is carried out with sulfonic group to prepare and sulfuric acid or chlorosulfonic acid is added to carrier.
22. polyketone preparation method according to claim 18, which is characterized in that with 0.1 × 10-3M to 1.0 × 10-3M's rubs Your concentration includes above-mentioned palladium-based catalyst.
23. polyketone preparation method according to claim 18, which is characterized in that
Above-mentioned alkene is or mixtures thereof ethylene, propylene, hexene, decene.
24. polyketone preparation method according to claim 18, which is characterized in that with 20~30 bars: 30~40 bars of ratio Above-mentioned alkene and above-mentioned carbon monoxide is added.
25. polyketone preparation method according to claim 18, which is characterized in that
Above-mentioned polymerization reaction executes at 50 DEG C to 150 DEG C.
26. polyketone preparation method according to claim 18, which is characterized in that
Above-mentioned polyketone preparation method is that seedage method is not added.
27. a kind of polyketane polymers, which is characterized in that formed, had by polyketone preparation method according to claim 18 There is 0.1 to 0.5g/ml apparent density.
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SEONG CHAN EO, SEUL LEE, GEUN HO PARK, JONG YEOB JEON, BUN YEOUL: "Anchoring sulfonic acid on silica surface through Si C bond for immobilization of catalyst for polyketone synthesis", 《CATALYSIS TODAY(电子出版)》 *

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* Cited by examiner, † Cited by third party
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CN111690128A (en) * 2020-06-24 2020-09-22 黄河三角洲京博化工研究院有限公司 Preparation method of compound catalyst and polyketone
CN111690128B (en) * 2020-06-24 2022-09-09 黄河三角洲京博化工研究院有限公司 Preparation method of compound catalyst and polyketone
CN114044895A (en) * 2021-12-15 2022-02-15 黄河三角洲京博化工研究院有限公司 Polyketone with high elongation at break and synthesis method thereof
CN114044895B (en) * 2021-12-15 2023-09-01 黄河三角洲京博化工研究院有限公司 Polyketone with high elongation at break and synthesis method thereof
CN115536836A (en) * 2022-11-02 2022-12-30 黄河三角洲京博化工研究院有限公司 Preparation method of polyketone with high bulk density
CN115536836B (en) * 2022-11-02 2024-07-26 黄河三角洲京博化工研究院有限公司 Preparation method of polyketone with high bulk density

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