Title:
POLYTRIMETHYLENE ETHER GLYCOL AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/022393
Kind Code:
A1
Abstract:
The present invention provides a polytrimethylene ether glycol having a low moisture content and a narrow molecular weight distribution and a preparation method therefor.
Inventors:
CHUNG JAE-IL (KR)
CHO HAN-GYEOL (KR)
CHO HYUN JUN (KR)
CHO HAN-GYEOL (KR)
CHO HYUN JUN (KR)
Application Number:
PCT/KR2022/011292
Publication Date:
February 23, 2023
Filing Date:
August 01, 2022
Export Citation:
Assignee:
SK CHEMICALS CO LTD (KR)
International Classes:
C08G65/34; C08G65/46
Domestic Patent References:
WO2019066310A1 | 2019-04-04 |
Foreign References:
KR20140038423A | 2014-03-28 | |||
KR20070024607A | 2007-03-02 | |||
KR100233797B1 | 1999-12-01 | |||
US8344098B2 | 2013-01-01 | |||
KR20040055677A | 2004-06-26 | |||
US4638097A | 1987-01-20 | |||
JP3352702B2 | 2002-12-03 | |||
KR20190038162A | 2019-04-08 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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