CN109694438A - A kind of alkene-alkene alkoxide polymer and preparation method thereof - Google Patents
A kind of alkene-alkene alkoxide polymer and preparation method thereof Download PDFInfo
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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Abstract
The present invention relates to polymer arts, a kind of alkene-alkene alkoxide polymer and preparation method thereof is specifically disclosed.The alkene-alkene alkoxide polymer is directly obtained by being copolymerized, and alcohol content is 0.1~50mol%, and weight average molecular weight is 50000~1300000, and for molecular weight distribution less than 5.0, density is 0.800~0.900g/cm3, and carboxylic acid and alkali metal salt are not contained in the alkene-alkene alkoxide polymer.Alkene of the invention-alkene alkoxide polymer alcohol content with higher and weight average molecular weight, narrow molecular weight distribution, and carboxylic acid or alkali metal salt are not contained wherein;There is catalyst of the invention preferable thermal stability and higher polymerization activity can regulate and control alkene-alkene alcohol copolymer molecular weight and the degree of branching in a wider range using catalyst and polymeric reaction condition of the invention.
Description
Technical field
The present invention relates to polymer arts, more particularly, to a kind of alkene-alkene alkoxide polymer, a kind of alkene-alkene
The preparation method of alkoxide polymer, and the alkene as made from the preparation method-alkene alkoxide polymer.
Background technique
Polyolefin products are cheap, have excellent performance, and have a wide range of application.Retaining the original excellent physical chemistry of polyolefin
Under conditions of performance, polar group is introduced into molecular polyolefin chain by chemical synthesis process, can improve its chemical inertness,
Printing and dyeing property, wetability and the compatibility with other materials, assign the new features that its raw material does not have.It is industrial at present to use mostly
High-pressure free radical polymerize the direct copolymerization to promote alkene and polar monomer, such as ethylene-vinyl acetate, ethylene-metering system
Sour methyl esters, ethylene-acrylic acid copolymer are all in this way.Although can be directly copolymerization pole with high-pressure free radical copolymerization
Property monomer be introduced into polyolefin chain, but this method needs high-temperature and high-pressure conditions, and energy consumption is high, and cost of equipment is expensive.
Ethylene-vinyl alcohol (EVOH or EVAL) copolymer is a kind of polyvinyl processability of collection and vinyl alcohol polymer
Gas barrier properties in the novel high polymer material of one, be one of the three big barrier resins of industrialized production in the world at present, it is wide
It is used for packaged food, medical solution and other products generally.Since vinyl alcohol cannot be individually present with monomeric form,
Usually by ethylene-vinyl acetate by free radical polymerization, copolymer is made by alcoholysis reaction, but needs in its alcoholysis process
A large amount of solvent is used, and is needed a large amount of in final saponification resultant containing impurity such as a large amount of acetic acid and alkali metal salts
Water washed.
Coordination catalysis is copolymerized the polymer technology of preparing as a kind of normal temperature and pressure, because it is reducing energy consumption, improves reaction
The remarkable effect of efficiency etc. and have received widespread attention.Catalyst participates in reaction process and makes olefinic monomer and polar monomer
Copolyreaction activation energy be greatly lowered, to be conducive to the function of obtaining higher molecular weight at relatively low temperatures and pressures
Polymer.Currently, only a small amount of reported in literature is copolymerized using transient metal complex catalyzed alkene and unsaturated alcohol.For example, literary
Offer Journal of Applied Polymer Science (2013), 129 (4), 1820-1832, Journal of
Organometallic Chemistry (2005), 690 (4), 895-909, Journal of Polymer Science:Part
A:Polymer Chemistry (1999), 37,2471-2480, it discloses using the gold of alpha-diimine nickel shown in following structural formula
Metal complex can be catalyzed the same unsaturated alcohol of ethylene, copolyreaction under conditions of toluene is solvent.
However, catalyst amount and methylaluminoxane (MAO) are used when being copolymerized using the catalyst ethylene with alkene alcohol
Amount is larger, and polymerization temperature, comonomer additional amount have large effect to the polymerization activity of catalyst.Increase polymer temperature
Degree or the additional amount for increasing alkene can make the polymerization activity of catalyst and the molecular weight of resulting polymers decline to a great extent.
Summary of the invention
In order to solve the above technical problems existing in the prior art, the object of the present invention is to provide a kind of alkene-alkene
Alkoxide polymer, a kind of preparation method of alkene-alkene alkoxide polymer, and alkene-alkene alcohol as made from the preparation method are gathered
Close object.Alkene of the invention-alkene alkoxide polymer alcohol content with higher and weight average molecular weight, narrow molecular weight distribution, and not
Containing carboxylic acid or alkali metal salt, the alkene-alkene alkoxide polymer catalyst is prepared with preferable thermal stability and higher
Catalytic activity.
The first aspect of the present invention provides a kind of alkene-alkene alkoxide polymer, and the alkene-alkene alkoxide polymer is by being copolymerized
Directly obtain, alcohol content be 0.1~50mol%, weight average molecular weight be 50000~1300000, molecular weight distribution less than 5.0,
Density is 0.800~0.900g/cm3, and carboxylic acid and alkali metal salt are not contained in the alkene-alkene alkoxide polymer;It is preferred that institute
Stating alkene-alkene alkoxide polymer alcohol content is 0.6~10mol%, and weight average molecular weight is 450000~1100000, molecular weight
Distribution is less than 2.5.
The second aspect of the present invention provides a kind of preparation method of alkene-alkene alkoxide polymer, which includes:
Under the polymerization conditions, make alkene, alkene alcohol and optional chain-transferring agent and catalyst in the presence of alkane solvents into
Row contact, the catalyst include major catalyst and co-catalyst;
The major catalyst is selected from least one of metal complex shown in formula (I):
In formula (I), R1-R10It is identical or different, it each is selected from hydrogen, saturated or unsaturated C1-C24Alkyl, oxyl and halogen
At least one of element, and R1-R10It is optionally mutually cyclic;R21And R22It is identical or different, each be selected from hydrogen, saturation or not
The C of saturation1-C24At least one of alkyl, oxyl and halogen, and it is optionally cyclic mutually;M is selected from group VIII metal;X
Selected from halogen, alkyl, oxyl;N is the integer for meeting M valence state.
The third aspect of the present invention provides alkene-alkene alkoxide polymer made from a kind of above-mentioned preparation method.
Alkene of the invention-alkene alkoxide polymer alcohol content with higher and weight average molecular weight, narrow molecular weight distribution, and
Carboxylic acid or alkali metal salt are not contained wherein, in spherical or powdered.Catalyst of the invention can be realized altogether at lower pressures
Poly- reaction has preferable thermal stability (such as 60 DEG C or more be still able to maintain higher catalytic activity) and higher polymerization work
Property, using catalyst and polymeric reaction condition of the invention, alkene-alkene alcohol copolymer molecule can be regulated and controled in a wider range
Amount and the degree of branching have wide prospects for commercial application.
Other features and advantages of the present invention will then part of the detailed description can be specified.
Specific embodiment
To keep the present invention easier to understand, below in conjunction with specific embodiment, the present invention will be described in detail, these realities
It applies mode and only serves illustrative, be not intended to restrict the invention.
According to the first aspect of the invention, the present invention provides a kind of alkene-alkene alkoxide polymer, the alkene-alkene alcohols
Polymer is directly obtained by being copolymerized, and alcohol content is 0.1~50mol%, and weight average molecular weight is 50000~1300000, molecular weight
Less than 5.0, density is 0.800~0.900g/cm for distribution3, and without containing carboxylic bronsted lowry acids and bases bronsted lowry gold in the alkene-alkene alkoxide polymer
Belong to salt.
Under preferable case, the alkene-alkene alkoxide polymer alcohol content is 0.5~30mol%, and weight average molecular weight is
450000~1100000, molecular weight distribution is less than 4.0, and density is 0.850~0.880g/cm3。
It is highly preferred that the alkene-alkene alkoxide polymer alcohol content is 0.6~10mol%, molecular weight distribution is less than
2.5。
In the present invention, the alcohol content refers to the alkene alcohol content in polymer.
According to the second aspect of the invention, the present invention provides a kind of alkene-alkene alkoxide polymer preparation method, the systems
Preparation Method includes: under the polymerization conditions, to make alkene, alkene alcohol and optional chain-transferring agent and catalyst in alkane solvents
In the presence of contacted, the catalyst include major catalyst and co-catalyst;
The major catalyst is selected from least one of metal complex shown in formula (I):
In formula (I), R1-R10It is identical or different, it each is selected from hydrogen, saturated or unsaturated C1-C24Alkyl, oxyl and halogen
At least one of element, and R1-R10It is optionally mutually cyclic;R21And R22It is identical or different, each be selected from hydrogen, saturation or not
The C of saturation1-C24At least one of alkyl, oxyl and halogen, and it is optionally cyclic mutually;M is selected from group VIII metal;X
Selected from halogen, alkyl, oxyl;N is the integer for meeting M valence state.
Under preferable case, R1-R10It is identical or different, it each is selected from hydrogen and C1-C8At least one of alkyl;R21And R22Phase
It is same or different, it each is selected from hydrogen, saturated or unsaturated C1-C8At least one of alkyl, and it is optionally cyclic mutually;M is
Nickel metal;X is selected from halogen;N is 2.
In the present invention, the alkyl can be alkyl, naphthenic base, alkylene, phenyl, aralkyl etc..
It is highly preferred that metal complex shown in formula (I) is complex a, b, c or d below:
In the present invention, metal complex shown in formula (I) can refer to document Organometallics 2013,32,2291-
Preparation method disclosed in 2299 is made, and related content disclosed in the document can be all incorporated herein by reference, herein not
It repeats again.
According to the present invention, the dosage of the major catalyst can be 0.00001~100mmol/L, preferably 0.0001~
1mmol/L, more preferably 0.001~0.5mmol/L.
In the present invention, the molar concentration (such as mmol/L) of material refers to the concentration of material in the reactor.
According to the present invention, the co-catalyst can be the conventional selection in olefin coordination polymerization reaction.Under preferable case,
The co-catalyst is selected from organo-aluminum compound and/or organoboron compound.
Wherein, the organo-aluminum compound can be AlR selected from alkylaluminoxane or general formulanX1 3-nOrganic compound (alkane
Base aluminium or aluminum alkyl halide).General formula AlRnX1 3-nIn, R is hydrogen, C1-C20Alkyl or oxyl, preferably C1-C20Alkyl,
C1-C20Alkoxy, C7-C20Aralkyl or C6-C20Aryl;X1For halogen, preferably chlorine or bromine;0 n≤3 <.
The specific example of the organo-aluminum compound includes but is not limited to: trimethyl aluminium, triethyl aluminum, triisobutyl aluminium,
Tri-n-hexyl aluminum, trioctylaluminum, a hydrogen diethyl aluminum, a hydrogen diisobutyl aluminum, aluminium diethyl monochloride, a chloro-di-isobutyl aluminum,
The aluminum alkyl halides such as sesquialter ethylmercury chloride aluminium, ethyl aluminum dichloride and methylaluminoxane (MAO), modified methylaluminoxane
(MMAO).Preferably, the organo-aluminum compound is methylaluminoxane (MAO).
The organoboron compound can be selected from aryl boron and/or borate.The aryl boron preferably replace or not
Substituted phenyl boron, more preferably three pentafluorophenyl group boron.The borate is preferably N, N- dimethyl puratized agricultural spray four (pentafluorophenyl group)
Borate and/or four (pentafluorophenyl group) boric acid trityl group salt.
When the co-catalyst is organo-aluminum compound, aluminium rubs with M in the major catalyst in the co-catalyst
Your ratio can be (10~10000000): 1, preferably (10~100000): 1, more preferably (100~10000): 1.It is helped when described
When catalyst choice organoboron compound, in the co-catalyst in boron and the major catalyst M molar ratio can for (0.1~
1000): 1, preferably (1~500): 1.
According to the present invention, the alkene can be selected from ethylene, C3-C16Alpha-olefin or cycloolefin.It is preferred that the alkene is second
Alkene.
According to the present invention, the alkene alcohol can be the alkene alcohol of linear chain or branched chain, can be to contain naphthenic base, naphthenic base
The alkene alcohol of alkyl, aryl, alkylaryl, aryl alkyl.Preferably, the alkene alcohol is substituted or unsubstituted C3-C30Alkene
Hydrocarbon alcohol, " the substituted C3-C30Alkene alcohol " refers to " C3-C30Hydrogen atom or carbon atom in alkene alcohol " is former by halogen atom, oxygen
Replaced son, sulphur atom or nitrogen-atoms.It is highly preferred that the alkene alcohol is C6-C20End alkenyl alkene alcohol.
The specific example of the alkene alcohol includes but is not limited to: allyl alcohol, Beta-methyl allyl alcohol, 2- methylene -1,3- third
Glycol, 1-POL, 4- amylene-1-ol, 3- Methyl-1-pentene -3- alcohol, 2,4- dimethyl -4- amylene -2- alcohol, 2- oneself
Alkene -1- alcohol, 5- hexen-1-ol, 7- octen-1-ol, 7- octene-1,2- glycol, 5- octen-1-ol, 1- octene -4- alcohol, 8- nonyl
Alkene-1- alcohol, 2- methyl-3-butene-1-alcohol, 3- amylene-1-ol, 3- butene-1-ol, 2- hydroxyl-hex- 5- alkene, 3- butene-2-
Alcohol, 1- heptene-4- alcohol, 4- methyl-1-heptene-4- alcohol, 4- n-propyl-1- heptyl-4- alcohol, 6- heptene-1- alcohol, 6- teracrylic acid-
Alcohol, dihydromyrcenol, 10- hendecene -1- alcohol, 9- decene-1-alcohol, 2- chloro-2-propene -1- alcohol, 1-OCOL, 4- alkene
Base -2- amylalcohol, 4- amylene -2- alcohol, 4- amylene-1-ol, 3- methyl-3-butene-1-alcohol, 2,2- dimethyl -3- butene-1-ol,
3- butene-1,2- glycol, 3- cyclohexene -1- methanol, (4- methylenecyclohex alkenyl) methanol, 6- methyl -3- cyclohexenyl group -1- first
Alcohol, 1- allyl cyclohexanol, 2- methyl -3- hydroxyl -1,5- hexadiene, 2,4,6- trimethyl -1,6- heptadiene -4- alcohol, 3- ring
Hexenyl -1,1- dimethanol, 5,9- cyclododecane diene -1,2- glycol, 7- heptene -1,2- glycol, 5- norbornene -2,3- bis-
Methanol.Under preferable case, the alkene alcohol is 10- hendecene -1- alcohol, 7- octene-1,2- glycol, 6- teracrylic acid -ol, the 9- last of the ten Heavenly stems
Alkene -1- alcohol or 5- hexen-1-ol.
According to the present invention, the dosage of the alkene alcohol can be 0.01~6000mmol/L, preferably 0.1~
1000mmol/L, more preferably 1~500mmol/L.
According to the present invention, be optionally added chain-transferring agent in polymerization system, the chain-transferring agent can be selected from alkyl aluminum,
At least one of alkyl magnesium and zinc alkyl, preferably trialkylaluminium and/or dialkyl group zinc.
It is highly preferred that the chain-transferring agent is being selected from trimethyl aluminium, triethyl aluminum, triisopropylaluminiuand, triisobutyl aluminium, three just
At least one of hexyl aluminium, tri-n-octylaluminium, zinc methide and diethyl zinc.
The molar ratio of M can be (0.1~2000) in the dosage of the chain-transferring agent and the major catalyst: 1, preferably
(10~600): 1.
In the present invention, the alkene alcohol can be handled first through part co-catalyst or chain-transferring agent, and the hydroxyl for removing alcohol is active
Hydrogen, hydroxy radical content can be 10: 1~1: 10 with the molar ratio of co-catalyst or chain-transferring agent in alkene alcohol.Described herein helps
Catalyst and chain-transferring agent are identical as above-mentioned co-catalyst and chain-transferring agent, but its dosage and above-mentioned dosage are relatively independent,
It is not included in above-mentioned dosage.
Polymerization reaction of the invention can be carried out using following manner: in the presence of alkane solvents, in anhydrous and oxygen-free
And under other polymeric reaction conditions, the catalyst is contacted with alkene and alkene alcohol monomer.Wherein, the alkene alcohol, master
The components such as catalyst and co-catalyst can be separately added into reactor, add reactor after each component can also being pre-mixed,
Order of addition or mixed condition are not particularly limited.
In the present invention, the alkane solvents can be C3~C20Alkane, specific example includes: butane, iso-butane, penta
Alkane, hexane, heptane, octane, hexamethylene etc., preferably hexane and/or hexamethylene.
According to the present invention, polymeric reaction condition includes: reaction temperature, reaction time and reaction pressure etc..
Wherein, the temperature of polymerization reaction can be selected in a big way, and reaction temperature can be -50 DEG C to 200 DEG C,
Preferably -20 to 150 DEG C, more preferably 10~120 DEG C.
In the present invention, the pressure of polymerization reaction is not particularly limited, as long as monomer can be made to carry out Coordination copolymerization reaction
?.When olefin polymerization is ethylene, from reducing cost and simplifying the angle of polymerization technique, in the reactor, preferably
1~1000atm of pressure of ethylene, further preferably 1~200atm, more preferably 1~50atm.
Catalyst of the invention can be catalyzed to high activity monomer and carry out polymerization reaction, therefore reacting can be complete in a short time
At the reaction time can be 10~200min, preferably 20~60min.
In addition, the polymerization methods that this field routine can be used in polymerization reaction of the invention carry out, catalyst of the invention is equal
It is applicable in.Such as continuous polymerization or batchwise polymerization mode, preferably continuous solution polymerization mode can be used in polymerization reaction of the invention.
Specifically, catalyst and selected solvent, auxiliary agent, cleanser and polymerization reaction auxiliary agent etc. are continuously supplied into reaction zone
Domain, while continuously removing polymerizate.
According to the third aspect of the invention we, it is poly- that the present invention provides alkene-alkene alcohols made from a kind of above-mentioned preparation method
Close object.
The alkene-alkene alkoxide polymer alcohol content be 0.1~50mol%, preferably 0.5~30mol%, more preferably
0.6~10mol%;Weight average molecular weight is 50000~1300000, preferably 450000~1100000;Molecular weight distribution is less than
5.0, preferably less than 4.0, more preferably less than 2.5;Density is 0.800~0.900g/cm3, and the alkene-alkene alcohol is poly-
It closes and does not contain carboxylic acid and alkali metal salt in object.
The present invention will be described in detail by way of examples below.
In embodiment and comparative example below:
The alcohol content of polymer: it uses13C NMR is measured, in 400 nuclear magnetic resonance of 400MHz Bruker Avance
On spectrometer, using 13 probe of 10mm PASEX, polymer samples, analysis test are dissolved with 1,2,4- trichloro-benzenes at 120 DEG C
It obtains.
The molecular weight and molecular weight distribution PDI (PDI=Mw/Mn) of polymer: using PL-GPC220, is molten with trichloro-benzenes
Agent, measured at 150 DEG C (standard specimen: PS, flow velocity: 1.0mL/min, pillar: 3 × Plgel 10um M1 × ED-B 300 ×
7.5nm)。
The density of polymer: it referring to GB/T1033-1986 the method, is tested using infusion process.
Complex e, the f selected in comparative example is respectively as shown in following structural formula:
Embodiment 1-18 is for illustrating alkene of the invention-alkene alkoxide polymer and preparation method thereof.
Embodiment 1
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 3mL10- hendecene -1- is added
Alcohol, 15mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 30 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 2
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 3mL 10- hendecene-is added
1- alcohol, 15mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 3
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 4
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 6mL 10- hendecene-is added
1- alcohol, 30mLAlEt3(hexane solution of 1.0mol/L), 0.25mL diethyl zinc (hexane solution of 1mol/L), 3mLMAO
(toluene solution of 1.53mol/L) keeps the ethylene pressure of 10atm, is stirred to react 30min at 60 DEG C.Finally with 5 bodies
The ethanol solution of product % hydrochloric acid acidification neutralizes, and obtains polymer.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 5
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 0.5mL diethyl zinc (hexane solution of 1mol/L), 3mLMAO
(toluene solution of 1.53mol/L) keeps the ethylene pressure of 10atm, is stirred to react 30min at 60 DEG C.Finally with 5 bodies
The ethanol solution of product % hydrochloric acid acidification neutralizes, and obtains polymer.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 6
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 80 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 7
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 10mL 10- hendecene-is added
1- alcohol, 50mLAlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 8
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 20mL 10- hendecene-is added
1- alcohol, 100mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are protected at 60 DEG C
The ethylene pressure for holding 10atm, is stirred to react 30min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 9
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 4mL 5- hexene -1- is added
Alcohol, 33mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 10
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 5mL 9- decylene-1-is added
Alcohol, 27mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 11
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 1.7mg (2.5 μm of ol) complex b, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 60 DEG C
The ethylene pressure for holding 10atm, is stirred to react 30min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 12
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex c, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 30 DEG C
The ethylene pressure of 10atm, is stirred to react 60min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 13
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex c, 10mL10- hendecene-is added
1- alcohol, 50mLAlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 60min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 14
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex c, 6mL6- teracrylic acid -ol is added,
45mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) keep 10atm at 60 DEG C
Ethylene pressure, be stirred to react 60min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.Polymerization
Activity and the performance parameter of polymer are as shown in table 1.
Embodiment 15
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex c, 6mL7- octene-1,2- is added
Glycol, 78mL AlEt3(hexane solution of 1.0mol/L), 3mLMAO (toluene solution of 1.53mol/L) are kept at 60 DEG C
The ethylene pressure of 10atm, is stirred to react 60min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.
The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 16
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex d, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 60 DEG C
The ethylene pressure for holding 10atm, is stirred to react 60min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 17
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.2mg (2.5 μm of ol) complex d, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 80 DEG C
The ethylene pressure for holding 10atm, is stirred to react 60min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Embodiment 18
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt32.5mL N, N- dimethyl puratized agricultural spray four (pentafluorophenyl group) boric acid is added in (hexane solution of 1.0mol/L)
The toluene solution (toluene solution of 1mmol/L) of salt, makes Ni/B=1, at 60 DEG C, keeps the ethylene pressure of 10atm, stirring is anti-
Answer 30min.It is finally neutralized with the ethanol solution that 5 volume % hydrochloric acid are acidified, obtains polymer.The property of polymerization activity and polymer
Energy parameter is as shown in table 1.
Comparative example 1
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.0mg (2.5 μm of ol) complex a, 3mL MAO is added
(toluene solution of 1.53mol/L) keeps the ethylene pressure of 10atm, is stirred to react 30min at 60 DEG C.Finally with 5 bodies
The ethanol solution of product % hydrochloric acid acidification neutralizes, and obtains polymer.The performance parameter of polymerization activity and polymer is as shown in table 1.
Comparative example 2
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 1.6mg (2.5 μm of ol) complex e, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 30 DEG C
The ethylene pressure for holding 10atm, is stirred to react 60min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Comparative example 3
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 1.6mg (2.5 μm of ol) complex e, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 60 DEG C
The ethylene pressure for holding 10atm, is stirred to react 60min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Comparative example 4
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 1.6mg (2.5 μm of ol) complex e, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L), 3mL MAO (toluene solution of 1.53mol/L) are protected at 80 DEG C
The ethylene pressure for holding 10atm, is stirred to react 60min.It is finally neutralized, is polymerize with the ethanol solution that 5 volume % hydrochloric acid are acidified
Object.The performance parameter of polymerization activity and polymer is as shown in table 1.
Comparative example 5
It will vacuumize while hot equipped with churned mechanically 1L stainless steel polymeric kettle at 130 DEG C of continuous drying 6h and use N2Gas is set
It changes 3 times.To the hexane of polymerization system injection 500mL, while 2.7mg (2.5 μm of ol) complex f, 6mL 10- hendecene-is added
1- alcohol, 30mL AlEt3(hexane solution of 1.0mol/L) is added 6mL MAO (toluene solution of 1.53mol/L), at 30 DEG C
Under, the ethylene pressure of 10atm is kept, 60min is stirred to react.It is finally neutralized, is obtained with the ethanol solution that 5 volume % hydrochloric acid are acidified
Polymer.The performance parameter of polymerization activity and polymer is as shown in table 1.
Table 1
As can be seen from Table 1, catalyst of the invention is different from the catalyst of the prior art, transition gold in the prior art
When metal complex is catalyzed the copolymerization of ethylene same polarity monomer, polymerization activity relatively catalysis ethylene homo has substantial degradation, and this
When the catalyst ethylene of invention is copolymerized with enol, compared to ethylene homo (comparative example 1), shows higher polymerization and live
Property, and resulting polymers have higher molecular weight.The Copolymerization activity of catalyst of the present invention reaches as high as 3.43 × 106g·mol-1
(Ni)·h-1.Compared to complex used by comparative example 2~5, complex of the invention is as major catalyst in use, copolymerization
Activity significantly improves, and co-monomer content also significantly improves, and the molecular weight of polymer can be according to the addition of chain-transferring agent wider
Regulated and controled in range, and complex of the invention remains to the catalysis ethylene of high activity with enol copolymerization at relatively high temperatures.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.
Claims (10)
1. a kind of alkene-alkene alkoxide polymer, which is characterized in that the alkene-alkene alkoxide polymer is directly obtained by being copolymerized, alcohol
Content be 0.1~50mol%, weight average molecular weight be 50000~1300000, molecular weight distribution less than 5.0, density be 0.800~
0.900g/cm3, and carboxylic acid and alkali metal salt are not contained in the alkene-alkene alkoxide polymer;
It is preferred that the alkene-alkene alkoxide polymer alcohol content be 0.6~10mol%, weight average molecular weight be 450000~
1100000, molecular weight distribution is less than 2.5.
2. a kind of alkene-alkene alkoxide polymer preparation method, which is characterized in that the preparation method includes: in polymerization reaction item
Under part, contact alkene, alkene alcohol and optional chain-transferring agent in the presence of alkane solvents with catalyst, it is described to urge
Agent includes major catalyst and co-catalyst;
The major catalyst is selected from least one of metal complex shown in formula (I):
In formula (I), R1-R10It is identical or different, it each is selected from hydrogen, saturated or unsaturated C1-C24In alkyl, oxyl and halogen
At least one, and R1-R10It is optionally mutually cyclic;R21And R22It is identical or different, it each is selected from hydrogen, saturation or unsaturation
C1-C24At least one of alkyl, oxyl and halogen, and it is optionally cyclic mutually;M is selected from group VIII metal;X is selected from
Halogen, alkyl, oxyl;N is the integer for meeting M valence state.
3. preparation method according to claim 2, wherein in formula (I), R1-R10It is identical or different, it each is selected from hydrogen and C1-
C8At least one of alkyl;R21And R22It is identical or different, it each is selected from hydrogen, saturated or unsaturated C1-C8In alkyl extremely
Few one kind, and it is optionally cyclic mutually;M is nickel metal;X is selected from halogen;N is 2.
4. preparation method according to claim 2, wherein the co-catalyst is selected from organo-aluminum compound and/or organic
Boron compound;
The organo-aluminum compound is selected from least one of alkylaluminoxane, alkyl aluminum and aluminum alkyl halide;
The organoboron compound is selected from aryl boron and/or borate.
5. preparation method according to claim 2, wherein the dosage of the major catalyst is 0.00001~100mmol/
L, preferably 0.0001~1mmol/L;In the co-catalyst in aluminium and the major catalyst molar ratio of M be (10~
10000000): 1 or the co-catalyst in boron and the major catalyst molar ratio of M be (0.1~1000): 1.
6. preparation method according to claim 2, wherein the alkene is selected from ethylene, C3-C16Alpha-olefin or cyclenes
Hydrocarbon, preferably ethylene.
7. preparation method according to claim 2, wherein the alkene alcohol is substituted or unsubstituted C3-C30Alkene alcohol,
Preferably C6-C20End alkenyl alkene alcohol;The dosage of the alkene alcohol be 0.01~6000mmol/L, preferably 0.1~
1000mmol/L。
8. preparation method according to claim 2, wherein the chain-transferring agent is selected from alkyl aluminum, alkyl magnesium and zinc alkyl
At least one of, preferably trialkylaluminium and/or dialkyl group zinc;M in the dosage of the chain-transferring agent and the major catalyst
Molar ratio be (0.1~2000): 1.
9. preparation method according to claim 2, wherein the alkane solvents are selected from C3~C20Alkane;
Polymeric reaction condition includes: that reaction temperature is -50 DEG C to 200 DEG C, preferably 10~120 DEG C;Reaction time be 10~
200min, preferably 20~60min.
10. alkene made from preparation method described in any one of claim 2-9-alkene alkoxide polymer.
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