KR880700658A - Star-shaped graft copolymers and graft copolymers with end-chains of polymer chains and preparation methods thereof - Google Patents

Abstract

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Description

Star-shaped graft copolymers and graft copolymers with end-chains of polymer chains and preparation methods thereof

As this is a public information case, the full text was not included.

FIG. 1 shows the results of impregnating end capping units containing functional groups into a Zilger-Natta polymerized reaction mixture.

Claims (41)

Ziegler-Natta catalyzed polymer chains essentially end-capped with units containing at least one functional group exiting the polymer chain. The polymer chain of claim 1, wherein the polymer chain is an ethylene α-olefin copolymer. 3. The polymer chain of claim 2 wherein said ethylene α-olefin copolymer is an ethylene propene copolymer. The polymer chain according to claim 2, wherein the polymer chain is an ethylene α-olefin trimer. 5. The polymer chain of claim 4 wherein said trimer is an ethylene propylene non-conjugated diene trimer. The compound according to claim 1, wherein the functional group is -CO ₂ H, -OH, -SH, -C-C-benzene, -C-C- (pyridine), -SO ₂ H, -SO ₃ H; And a polymer chain selected from the group consisting of X, which is a halide selected from the group consisting of fluorine, chlorine, bromine, iodine, and mixtures thereof. The method according to claim 1, wherein the functional group Wherein R, R ₁ -R ₄ is a saturated or unsaturated, branched or unbranched, aliphatic, aromatic, or cyclic C ₁ is selected from the group consisting of polycyclic _{hydrocarbon-30} hydrocarbon group, R ₅ is additionally hydrogen, but with R ₄ . A polymer chain impregnated in a polymer selected from the group consisting of X = 1-10,000 and their monomers and mixtures thereof. The method of claim 1, wherein the unit containing the functional group is epoxidized natural rubber, homopolyacrylate, olefin and maleic acid ester, styrene and maleic acid ester, vinyl acetate and fumaric acid ester, ethylene and acrylic acid ester, ethylene and vinyl acetate A polymer chain selected from the group of polymers consisting of copolymers of. The polymer chain of claim 1 wherein said functional group is selected from the group consisting of isocyanates, urethanes, nitriles, aromatic esters and aromatic carbides. The polymer chain of claim 1, wherein the polymer chain has a molecular weight greater than about 500. The plurality of polymer chains of claim 1, wherein M _W / M _n of the plurality of polymer chains is less than 2 and M _Z / M _W is less than 1.8. The plurality of polymer chains of claim 1, wherein the average molecular weight mass of the plurality of polymer chains is about 2,000-12,000,000. 3. The plurality of polymer chains of claim 2, wherein 95 wt.% Of the polymer chains, wherein Inter-CD has an ethylene composition, differ by less than 15 wt.% From the average ethylene composition. 3. The polymer chain of claim 2, wherein the two parts of the Inter-CD consisting of at least 5% chain differ from each other by at least 5 wt.% Ethyl. Star graft copolymer consisting of a plurality of Ziegler-Natta catalyzed copolymer chains crosslinked to a central multifunctional group. The method of claim 15, wherein the multifunctional group is composed of epoxidized natural rubber, homopolyacrylate, olefin and maleic acid ester, styrene and maleic acid ester, vinyl acetate and fumaric acid ester, ethylene and acrylic acid ester, copolymer of ethylene and vinyl acetate Star graft copolymers selected from the group. 16. The graft copolymer of claim 15, wherein the copolymer chain is selected from the group consisting of ethylene α-olefin copolymers, ethylene α-olefin diene trimers, and mixtures thereof. Catalyze the polymerization of the reaction mixture to form at least one chain with the Ziegler-Natta catalyst and end the Zielgler-Natta ethylene α-olefin by adding a unit containing at least one functional group from the other polymer chain. A process for making at least one ethylene α-olefin polymer chain for capping polymerization. a) in a reactor with no mixing, b) basically one active Ziegler-Natta catalytic species, c) basically using at least one reaction mixture free of chain exchangers, d) in sufficient conditions and in such a way that all copolymer chains dispersed in the reaction mixture can initiate development simultaneously; e) by means of endcapping polymerization of Ziegler-Natta ethylene α-olefins by adding units containing at least one functional group exiting from the other polymer chain with catalyst, ethylene and at least one other α-olefin monomer A process for producing a copolymer having at least one copolymer chain from the composed reaction mixture. 20. The method of claim 18 or 19, wherein the polymer chain is an ethylene propylene copolymer. The method of claim 18 or 19, wherein the polymer chain is an ethylene α-olefin trimer. The method of claim 21 wherein said trimer is an ethylene propylene diene trimer. 23. The method of claim 22, wherein said diene is selected from the group consisting of ethylidene norbornene, 1,4-hexadiene, and dicyclopentadiene. 20. The method of claim 18 or 19, wherein the polymer chain is substantially linear. The functional group according to claim 18 or 19, wherein the functional group is -CO ₂ H, -OH, -SH, -C-C-benzene, -C-C- (pyridine), -SO ₂ H, SO ₃ H; And X, which is a halide selected from the group consisting of fluorine, chlorine, bromine, iodine, and mixtures thereof. The method of claim 25, wherein the functional group is -OH and the method is Re-end-capped polymerization agent selected from the group consisting of hydrocarbons ₃₀ - wherein R, R ₆ -R ₁₁ is a saturated or unsaturated, aliphatic branched or unbranched structure, aromatic, or cyclic C ₁ is selected from the group consisting of a cyclic hydrocarbon Method consisting of one. The method according to claim 25, wherein the functional group -(C-C〓C-C) _X- , Wherein R, R ₁ -R ₄ is C ₁ selected from a saturated or unsaturated, branched or unbranched, aliphatic, aromatic, cyclic or multi-cyclic hydrocarbon group of - ₃₀ hydrocarbon group, R ₅ is the same as adding one R ₄ May be hydrogen, and X is impregnated in a polymer selected from the group consisting of 1-10.000 and these monomers and mixtures thereof. 20. The natural rubber according to claim 18 or 19, wherein the functional group is epoxidized natural rubber, homopolyacrylate, olefin and maleic acid ester, styrene and maleic acid ester, vinyl acetate and fumaric acid ester. A method selected from the group consisting of ethylene and acrylic acid esters, copolymers of ethylene and vinyl acetate. 20. The method of claim 18 or 19, wherein said functional group is selected from the group consisting of isocyanates, urethanes, nitriles, aromatics, ethers, aromatic carbides and mixtures thereof. 20. The method of claim 18 or 19, wherein at least 50% of the Ziegleer-Natta catalytic species consists of endcapping polymerization while adhering to the live and growing chain. 33. The method of claim 30, wherein virtually all of the Ziegler-Natta catalysts are alive. a) basically forming the polymer chain with an end capping function of at least one monomer exiting the other polymer chain, b) forming a star graft copolymer consisting of crosslinking a plurality of polymer chains in a central multifunctional group consisting of said endcapping functional groups going to said central multifunctional group. 33. The method of claim 32, wherein said endcapping functional group is halogen and said endcapping functional group is connected to a polystyrene central multifunctional group by alkylation. A lubricating oil composition composed of the polymer chains of claims 6, 7, or 8. An impact-controlled industrial thermoplastic resin composition consisting of an ethylene α-olefin copolymer end capped with 1-40% methyl methacrylate and 99-60% polymethacrylate. An impact-controlled industrial thermoplastic polymer composed of an ethylene α-olefin copolymer end capped with 1-40% of said industrial thermoplastic polymer fragment. 37. The method of claim 36, wherein the ethylene α-olefin copolymer has at least one M _W / M _n of less than 2.0 or M _X / M _W of less than 1.8, and each Intra-CD has at least 5% chains. Compositions in which the portions differ from each other by at least 5 wt.% Ethylene. Elastomeric mixture composition, generally consisting of a substantial amount of ethylene-olefin copolymer endcapped with a piece of elastomer of interest and the elastomer of general interest. The olefin copolymer of claim 38, wherein the α-olefin copolymer is an ethylene propylene trimer having at least one less than 2 M _W / M _n or less than 1.8 M _Z / M _W , wherein Intra-CD consists of at least 5% chains. A composition wherein at least two parts of each differ by at least 5 wt.% Ethylene from each other. 9. A composition according to claim 6, 7, or 8, wherein at least 50% of the chains in said composition consist of a plurality of chains end capped. An oil concentrate composition comprising less than 50 wt.% Of hydrocarbon mineral oil, beeswax crystallization agent and the polymer chain of claim 8 in a harmonious amount. ※ Note: The disclosure is based on the initial application.