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Title:
METHOD FOR MANUFACTURING GRAFT COPOLYMER POWDER
Document Type and Number:
WIPO Patent Application WO/2019/103369
Kind Code:
A3
Abstract:
The present invention relates to a method for manufacturing a graft copolymer powder, the method comprising the steps of: emulsion polymerizing a conjugated diene polymer, an aromatic vinyl monomer, and an alkyl (meth)acrylate monomer to prepare a graft copolymer latex; agglomerating the graft copolymer latex; aging the agglomerated graft copolymer; dehydrating the aged graft copolymer to prepare a graft copolymer wet powder; and introducing poly(oxyalkylene) diglycolic acid into the graft copolymer wet powder.

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Inventors:
LEE, Jong Ju (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
CHOI, Jeong Su (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
LEE, Won Seok (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
LEE, Roo Da (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
KIM, Ho Hoon (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
YOO, Keun Hoon (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
JANG, Seok Goo (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
PARK, Sang Hoo (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
OK, Hye Jeong (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
SHIM, Hyung Seop (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
Application Number:
KR2018/013629
Publication Date:
July 18, 2019
Filing Date:
November 09, 2018
Export Citation:
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Assignee:
LG CHEM, LTD. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
C08F279/02; C08F2/22; C08F6/22; C08J3/12
Domestic Patent References:
WO2014208965A12014-12-31
Foreign References:
KR20150015899A2015-02-11
KR20150037645A2015-04-08
KR20140000324A2014-01-02
CN1202878A1998-12-23
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (11th Floor, 343 Gangnam-daero,,Seocho-gu, Seoul, 06626, KR)
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