Title:
PREPARATION METHOD OF POLYAMIDE
Document Type and Number:
WIPO Patent Application WO/2024/071761
Kind Code:
A1
Abstract:
The present invention relates to a technique for a preparation method of polyamide and, more specifically, to a preparation method of polyamide, wherein the ratio of monomer content is controlled to be within a specific range to prepare a preliminary polymer and subsequently solid-phase polymerization is performed at a temperature lower than the melting temperature (Tm) so that the polyamide can be easily produced to have a desired molecular weight range and superior quality can be ensured when applied as a product.
Inventors:
SEO DO HYUN (KR)
LEE JINSEO (KR)
KIM DOKYOUNG (KR)
JEONG MINJAE (KR)
LEE JINSEO (KR)
KIM DOKYOUNG (KR)
JEONG MINJAE (KR)
Application Number:
PCT/KR2023/013733
Publication Date:
April 04, 2024
Filing Date:
September 13, 2023
Export Citation:
Assignee:
HANWHA SOLUTIONS CORP (KR)
International Classes:
C08G69/28; C08G69/30
Domestic Patent References:
| WO2015076233A1 | 2015-05-28 |
Foreign References:
| KR20160039773A | 2016-04-12 | |||
| KR20160020484A | 2016-02-23 | |||
| KR20170125841A | 2017-11-15 | |||
| KR20220120608A | 2022-08-30 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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