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Patent Searching and Data


Title:
METHOD FOR PREPARING DIENE-BASED GRAFT COPOLYMER RESIN, AND DIENE-BASED GRAFT COPOLYMER RESIN
Document Type and Number:
WIPO Patent Application WO/2021/075779
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing a diene-based graft copolymer resin, and a diene-based graft copolymer resin prepared thereby, the method comprising the steps of: preparing a first reactant by mixing an aromatic vinyl-based monomer, a diene-based rubber polymer and a polymerization initiator; preparing a second reactant by mixing a vinyl cyanide-based monomer and an antioxidant; injecting the first reactant and the second reactant into a polymerization reactor and polymerizing same, thereby preparing a polymer; and removing unreacted monomers from a devolatilization tank.

Inventors:
SEO JAE BUM (KR)
LEE DAE WOO (KR)
PARK JUNG TAE (KR)
KIM GYU SUN (KR)
JANG JI UK (KR)
Application Number:
PCT/KR2020/013600
Publication Date:
April 22, 2021
Filing Date:
October 06, 2020
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08F279/04; B29B11/14; C08F2/44; C08F6/00
Foreign References:
KR20150037473A2015-04-08
KR100219388B11999-09-01
US20180030244A12018-02-01
KR20090062488A2009-06-17
KR20070043850A2007-04-25
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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