Title:
METHOD FOR PRODUCING CONJUGATED DIENE-BASED POLYMER
Document Type and Number:
WIPO Patent Application WO/2021/060833
Kind Code:
A1
Abstract:
The present invention relates to a method for producing a conjugated diene-based polymer, characterized by using a saponified dimer acid as an emulsifier in a polymerization initiation step and, following the initiation of polymerization, injecting monomers and an emulsifier over three or more instances. The conjugated diene-based polymer produced according to the present production method is superior in physical properties such as impact strength and clarity.
Inventors:
JEONG YOUNG HWAN (KR)
KIM YOO VIN (KR)
LEE JIN HYOUNG (KR)
HEO JAE WON (KR)
KIM YOUNG MIN (KR)
KIM YOO VIN (KR)
LEE JIN HYOUNG (KR)
HEO JAE WON (KR)
KIM YOUNG MIN (KR)
Application Number:
PCT/KR2020/012872
Publication Date:
April 01, 2021
Filing Date:
September 23, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08F36/04; C08F2/24; C08F2/38; C08F4/40; C08F6/18; C08F279/04; C08L25/10; C08L25/12; C08L55/02
Domestic Patent References:
| WO2006039860A1 | 2006-04-20 |
Foreign References:
| KR20180047748A | 2018-05-10 | |||
| KR20170098001A | 2017-08-29 | |||
| KR20190095880A | 2019-08-16 | |||
| KR20160078288A | 2016-07-04 | |||
| KR20160077627A | 2016-07-04 | |||
| JPH08253647A | 1996-10-01 | |||
| KR101279267B1 | 2013-06-26 |
Other References:
See also references of EP 4036128A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
Download PDF: