KR950003395A - Thermoplastic Composition - Google Patents

Abstract

The present invention relates to a thermoplastic resin composition, and more particularly, it is composed of a graft copolymer obtained by graft copolymerization by graft copolymerization of a matrix polymer containing a high concentration of vinyl cyanide monomer and a rubbery polymer by enlarging particles. It relates to a thermoplastic resin composition.

Description

Thermoplastic Composition

Since this is an open matter, no full text was included.

Claims (12)

A thermoplastic resin composition, wherein the thermoplastic resin composition comprises 40 to 70% by weight of a matrix copolymer having a molecular weight of 2 × 10 ⁵ or more and 30 to 60% by weight of a graft copolymer. According to claim 1, wherein the matrix copolymer is an alkyl group of C ₆ ~ C ₂₀ in the monomer mixture consisting of 35 to 60% by weight vinyl monomer, 40 to 65% by weight of at least one monomer selected from acrylic acid ester monomer or vinyl cyanide monomer. A thermoplastic resin composition, which is prepared by emulsion polymerization by adding 0.1 parts by weight of a fatty acid. According to claim 1, The graft copolymer is 5 to 30% by weight of the vinyl monomer, 10 to 20% by weight of at least one monomer selected from acrylic ester and vinyl cyanated monomer and 60 to 80 weight of the monomer containing a conjugated double bond 10: 90% by weight of rosin acid, which comprises 10% to 30% by weight of fatty acid and abietic acid, containing 0.1 to 2.0 parts by weight of self-crosslinkable vinyl monomer, and an alkyl group having ₆ to ₂₀ carbon atoms. 0.5-2.0 parts by weight of the solution, 0.05-0.1 parts by weight of an aqueous alkaline solution of 1% concentration, and a metal-substituted compound of naphthalene sulfonic acid formalin condensate and ethylenediaminetetraacetic tetra metal salt were mixed in a ratio of 90: 10% by weight. An alkylbenzenesulfonate compound 1 to 3 containing an emulsion group having 0.05 to 1.0 parts by weight and a redox initiator added as a rubbery polymer (a-1), and containing an alkyl group having C ₆ to C ₂₀ Parts by weight, 10% concentration 0.5 to 5 parts by weight of acetic acid and 0.2 to 6.0 parts by weight of an alkaline aqueous solution having a concentration of 10% are added to obtain a rubbery polymer (a-2), which is 20 to 70% by weight of this rubbery polymer (a-2), and vinyl-based. 0.5 to 1.5 parts by weight of a fatty acid containing an alkyl group having ₆ to ₂₀ carbon atoms, 10 to 45% by weight of a vinyl cyanide monomer and 20 to 45% by weight of a vinyl cyanide monomer, 0.05 to 0.1 parts by weight of an aqueous alkaline solution at a concentration of 10%, and A thermoplastic resin composition, wherein the redox initiator is added and polymerized. The thermoplastic resin composition according to claim 1 or 2, wherein the matrix copolymer contains 0.8 wt% or less of the unreacted monomer with respect to the total monomer mixture. The thermoplastic resin composition according to claim 1 or 3, wherein the graft copolymer contains 0.8 wt% or less of the unreacted monomer with respect to the entire monomer mixture. The thermoplastic resin composition according to claim 2 or 3, wherein the vinyl monomer is styrene, α-methylstyrene, vinyltoluene or chlorostyrene. The thermoplastic resin composition according to claim 2 or 3, wherein the vinyl cyanide compound is acrylonitrile. According to claim 2 or 3, wherein the acrylic ester monomer is methyl methacrylate, ethyl acrylate, methyl acrylate, ethyl acrylate, butyl acrylate, hexyl acrylate, cyclohexyl acrylate or octyl acryl Thermoplastic resin composition characterized in that the rate. According to claim 2 or 3, wherein the fatty acid containing an alkyl group of C ₆ ~ C ₂₀ is capric acid, caprylic acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linolenic acid or A thermoplastic resin composition, characterized in that linoleic acid. The thermoplastic resin composition according to claim 3, wherein the monomer containing a conjugated double bond is polybutadiene, polystyrene-butadiene or polyisoprene. The thermoplastic resin composition according to claim 3, wherein the particle size-expanded rubber polymer (a-2) has a swelling degree of 20 or less. The thermoplastic resin composition according to claim 3, wherein the particle size-enhanced rubber polymer (a-2) contains 90% or more of a particle diameter of 0.4 to 0.6 mu m. ※ Note: The disclosure is based on the initial application.