Title:
COMPOSITION FOR BIODEGRADABLE FIBER AND BIODEGRADABLE FIBER MANUFACTURED USING SAME
Document Type and Number:
WIPO Patent Application WO/2023/033518
Kind Code:
A1
Abstract:
The present invention relates to a composition for a biodegradable fiber and a biodegradable fiber manufactured using same. In detail, according to an embodiment of the present invention, the composition for biodegradable fibers contains a polyhydroxyalkanoate (PHA) resin bearing 4-hydroxybutyrate (4-HB) repeating units and specifically a first PHA resin and/or a second PHA resin, each bearing 4-HB repeating units and meets a degradation temperature (Td 5% weight loss) of 220°C or higher as measured by a thermal gravimetric analyzer. Thus, the composition is eco-friendly with excellent biodegradability and biocompatibility and can be used to easily manufacture biodegradable fibers having excellent properties.
Inventors:
SONG BO-SEOK (KR)
YOON KI CHULL (KR)
JUNG MINHO (KR)
SIM EUN JUNG (KR)
YOON KI CHULL (KR)
JUNG MINHO (KR)
SIM EUN JUNG (KR)
Application Number:
PCT/KR2022/012960
Publication Date:
March 09, 2023
Filing Date:
August 30, 2022
Export Citation:
Assignee:
CJ CHEILJEDANG CORP (KR)
International Classes:
D01F6/84; D01F1/04; D01F1/10; D04H1/435
Domestic Patent References:
| WO2016058097A1 | 2016-04-21 |
Foreign References:
| KR20110008312A | 2011-01-26 | |||
| KR100544852B1 | 2006-01-24 | |||
| KR20110056144A | 2011-05-26 | |||
| CN102392318A | 2012-03-28 | |||
| US20180334564A1 | 2018-11-22 | |||
| KR20120103158A | 2012-09-19 |
Attorney, Agent or Firm:
FIRSTLAW P.C. (KR)
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