Title:
VINYL CHLORIDE-BASED POLYMER AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/091342
Kind Code:
A1
Abstract:
The present invention relates to a vinyl chloride-based polymer having a pH of 7-11, an olefin defect number (NO) of 1.5 or less, and a chlorine defect number (NC) of 11.0 or less, and the vinyl chloride-based polymer has few defects overall so as to enable the inhibition of dehydrochlorination or cross-linking reaction while being processed, and thus can be expected to have effects such as discoloration prevention, heat resistance improvement and prevention of physical property deterioration.
Inventors:
LEE KWANG JIN (KR)
JEON YANG JUN (KR)
PARK JAE HYUN (KR)
HA HYUN KYOU (KR)
JEON YANG JUN (KR)
PARK JAE HYUN (KR)
HA HYUN KYOU (KR)
Application Number:
PCT/KR2019/014276
Publication Date:
May 07, 2020
Filing Date:
October 28, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08F14/04; C08F2/44; C08K3/26; C08K5/00; C08L27/06
Foreign References:
| KR20110070016A | 2011-06-24 | |||
| KR20180047361A | 2018-05-10 | |||
| JPH1067807A | 1998-03-10 | |||
| KR20150036870A | 2015-04-08 | |||
| KR20160035544A | 2016-03-31 | |||
| KR20170041548A | 2017-04-17 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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