가교된 폴리올레핀 엘라스토머 발포체

• Main Authors: YU HAIYANG, YANG HONG, YAN JINLIANG, GONG YONGHUA
• Format: Patent
• Language: Korean
• Published: 02.09.2022
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

발포체는 조성물로 형성되며, 상기 조성물은 50 wt.% 이상의, 에틸렌/알파-올레핀 공중합체, 올레핀 블록 공중합체 또는 이들의 혼합물; 30 wt.% 내지 50 wt.%의 E/X/Y/Z 에폭시 함유 에틸렌 혼성중합체, 여기서 E는 에틸렌 단량체이고 50 wt.% 이상의 상기 혼성중합체를 구성하며, X는 (메트)아크릴레이트, 알킬(메트)아크릴레이트 또는 비닐 아세테이트이고 0 내지 40 wt.%의 상기 혼성중합체를 구성하며, Y는 글리시딜 메타크릴레이트이고 0.5 내지 13 wt.%의 상기 혼성중합체를 구성하며, Z는 일산화탄소, 이산화황 및 아크릴로니트릴로 이루어진 군으로부터 선택된 공중단량체로부터 유도된 공중합체 단위이고 0 내지 10 wt.%의 상기 혼성중합체를 구성하며; 0.5 wt.% 내지 5 wt.%의 발포제; 0.1 wt.% 내지 1 wt.%의 활성제; 및 0.05 wt.% 미만의 경화제를 포함한다. A foam is formed from a composition comprising at least 50 wt.% of an ethylene/alphaolefin copolymer, an olefin block copolymer, or a blend thereof; from 30 wt.% to 50 wt.% of an E/X/Y/Z epoxy-containing ethylene interpolymer, where E is an ethylene monomer comprising greater than 50 wt.% of the interpolymer, X is an (meth)acrylate, alkyl (meth)acrylate, or vinyl acetate comprising from 0 to 40 wt.% of the interpolymer, Y is glycidyl methacrylate and comprises 0.5 to 13 wt.% of the interpolymer, and Z is a copolymer unit derived from comonomers selected from the group consisting of carbon monoxide, sulfur dioxide, and acrylonitrile and comprises from 0 to 10 wt.% of the interpolymer; from 0.5 wt.% to 5 wt.% of a blowing agent; from 0.1 wt.% to 1 wt.% of an activator; and less than 0.05 wt.% of a curing agent.