Title:
HYDROGEL SYSTEM, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/232736
Kind Code:
A1
Abstract:
A hydrogel system, a preparation method therefor, and use thereof. The hydrogel system comprises hydroxybutyl chitosan (HBC) and catechol groups covalently grafted onto the hydroxybutyl chitosan (HBC). The grafting rate of the catechol groups is 8-60%.
Inventors:
WEI CHANGZHENG (CN)
WANG XIAOTONG (CN)
CAO BIN (CN)
WANG XIAOTONG (CN)
CAO BIN (CN)
Application Number:
PCT/CN2018/090205
Publication Date:
December 12, 2019
Filing Date:
June 07, 2018
Export Citation:
Assignee:
SHANGHAI QISHENG BIOLOGICAL PREPARATION CO LTD (CN)
International Classes:
A61L27/20; A61K9/06; A61L27/50; A61L27/52; A61L27/60; C08B37/08
Foreign References:
| CN108159482A | 2018-06-15 | |||
| CN106552287A | 2017-04-05 | |||
| CN104013990A | 2014-09-03 | |||
| CN101579353A | 2009-11-18 | |||
| CN105478792A | 2016-04-13 | |||
| CN106390185A | 2017-02-15 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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