Title:
TEMPERATURE-SENSITIVE HYDROGEL COMPOSITION HAVING CHANGED REVERSIBLE SOL-GEL TRANSITION PROPERTY AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/107298
Kind Code:
A1
Abstract:
The present invention relates to a temperature-sensitive hydrogel composition having a changed reversible sol-gel transition property, comprising a polyphosphazene-based polymer that comprises a group including an amino acid ester, polyethylene glycol, and a functional group for introducing a functional moiety at the terminal in a predetermined ratio, wherein the length and the content of the polyethylene glycol included in the group are adjusted, and a medical polymer hydrogel and a 3D printing ink composition that comprise the polyphosphazene-based polymer.
Inventors:
SONG SOO CHANG (KR)
SEO BO-BAE (KR)
SEO BO-BAE (KR)
Application Number:
PCT/KR2020/006480
Publication Date:
June 03, 2021
Filing Date:
May 18, 2020
Export Citation:
Assignee:
KOREA INST SCI & TECH (KR)
International Classes:
C08L85/02; A61K47/10; A61K47/34; A61L27/14; A61L27/52; C08G65/335; C08G79/025; C08J3/075; C08L87/00; C09D11/10
Foreign References:
| KR101850424B1 | 2018-04-20 | |||
| KR20180128227A | 2018-12-03 | |||
| KR20080110472A | 2008-12-18 | |||
| KR20060027201A | 2006-03-27 | |||
| KR20140016521A | 2014-02-10 | |||
| KR20150107650A | 2015-09-23 | |||
| KR100259367B1 | 2000-06-15 | |||
| KR100315630B1 | 2001-12-12 |
Other References:
See also references of EP 4067435A4
Attorney, Agent or Firm:
HANOL INTELLECTUAL PROPERTY AND LAW (KR)
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