Title:
POLYAMIDE PREPARATION APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2021/118165
Kind Code:
A1
Abstract:
The present invention relates to a polyamide preparation apparatus and method. Specifically, the present invention relates to a polyamide preparation apparatus and method to improve the degree of diamine immobilization in the condensation polymerization of a diamine and a dicarboxylic acid. The polyamide preparation apparatus and method according to a specific embodiment of the present invention can improve the degree of diamine immobilization in the condensation polymerization of a diamine and a dicarboxylic acid.
Inventors:
KIM DOKYOUNG (KR)
SEO DO HYUN (KR)
LEE JINSEO (KR)
SEO DO HYUN (KR)
LEE JINSEO (KR)
Application Number:
PCT/KR2020/017584
Publication Date:
June 17, 2021
Filing Date:
December 04, 2020
Export Citation:
Assignee:
HANWHA SOLUTIONS CORP (KR)
International Classes:
C08G69/28; C08G69/48
Foreign References:
| JP2002220465A | 2002-08-09 | |||
| KR101813400B1 | 2017-12-28 | |||
| KR100969262B1 | 2010-07-09 | |||
| JP2009286896A | 2009-12-10 | |||
| JP2003119284A | 2003-04-23 | |||
| JPH09104751A | 1997-04-22 | |||
| KR200000012U | ||||
| JPH0539975A | 1993-02-19 | |||
| KR101813400B1 | 2017-12-28 |
Other References:
See also references of EP 4074749A4
Attorney, Agent or Firm:
WI, Jeong Ho (KR)
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