Title:
TRIBLOCK COPOLYMER AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/197148
Kind Code:
A1
Abstract:
The present invention provides a method for preparing a triblock copolymer, and a triblock copolymer comprising a poly(3-hydroxypropionate) block, and polylactide blocks which are respectively bound to both ends of the poly(3-hydroxypropionate) block. Also, the present invention relates to a method for preparing the triblock copolymer by ring-opening polymerization of lactide monomers in the presence of the initiator poly(3-hydroxypropionate) having hydroxyl groups at both ends thereof.
Inventors:
CHOI JUNG YUN (KR)
HEO SUNGWOON (KR)
KIM CHUL WOONG (KR)
HEO SUNGWOON (KR)
KIM CHUL WOONG (KR)
Application Number:
PCT/KR2020/003639
Publication Date:
October 01, 2020
Filing Date:
March 17, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08G63/08; C08G63/685; C08G63/82; C08G63/85
Foreign References:
| KR20090090695A | 2009-08-26 | |||
| KR20180072481A | 2018-06-29 | |||
| KR20150063367A | 2015-06-09 | |||
| KR20130034997A | 2013-04-08 | |||
| KR101318734B1 | 2013-10-16 | |||
| CN1927911A | 2007-03-14 |
Other References:
See also references of EP 3795607A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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