- Patent Title: Hydrogel compositions and drug delivery systems comprising the same
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Application No.: US15788920Application Date: 2017-10-20
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Publication No.: US10398647B2Publication Date: 2019-09-03
- Inventor: Wen-Hsuan Chiang , Yu-Wen Lo , Felice Cheng , Maggie Lu , Ya-Ling Chiu
- Applicant: Industrial Technology Research Institute
- Applicant Address: TW Hsinchu
- Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
- Current Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
- Current Assignee Address: TW Hsinchu
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Main IPC: A61K9/06
- IPC: A61K9/06 ; A61K47/10 ; A61K47/34 ; A61K31/704 ; A61K38/38 ; A61K38/17 ; C07K16/32 ; A61K39/395 ; A61K38/26 ; A61K33/30 ; A61K47/42 ; A61K39/00 ; A61K9/00
Abstract:
A hydrogel composition is provided. The hydrogel composition includes polyglutamic acid (PGA) containing maleimide groups, and polyethylene glycol (PEG) containing terminal thiol groups, wherein the hydrogel composition has a pH value ranging from 4.0 to 6.5. A drug delivery system is also provided. The drug delivery system includes the above-mentioned hydrogel composition, and a pharmaceutically active ingredient encapsulated in the hydrogel composition.
Public/Granted literature
- US20180110731A1 HYDROGEL COMPOSITIONS AND DRUG DELIVERY SYSTEMS COMPRISING THE SAME Public/Granted day:2018-04-26
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