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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12624195 B1

PDFFull Text
Date of Patent:
May. 12, 2026

Filed:

Dec. 29, 2022

Hydroxybutyl chitin, hydroxybutyl chitin hydrogel and preparation methods thereof

Applicant:

Hangzhou Singclean Medical Products Co., Ltd, Hangzhou, CN;

Inventors:

Jue Wang, Hangzhou, CN;

Jie Zheng, Hangzhou, CN;

Xingyu Liu, Hangzhou, CN;

Meiqin Zhu, Hangzhou, CN;

Qianqian Jia, Hangzhou, CN;

Assignee:

Hangzhou Singclean Medical Products Co., Ltd, Hangzhou, CN;

Attorney:
Primary Examiner:

Bahar Craigo

Int. Cl.
CPC ...
C08B 37/08 (2006.01); A61L 27/20 (2006.01); A61L 27/52 (2006.01); A61L 27/54 (2006.01); C08J 3/075 (2006.01); C08L 5/08 (2006.01); C12N 5/00 (2006.01);
U.S. Cl.
CPC ...
C08L 5/08 (2013.01); A61L 27/20 (2013.01); A61L 27/52 (2013.01); A61L 27/54 (2013.01); C08B 37/003 (2013.01); C08J 3/075 (2013.01); C12N 5/0018 (2013.01); A61L 2430/34 (2013.01); C08J 2305/08 (2013.01); C12N 2500/34 (2013.01);
Abstract

Disclosed in the present disclosure are a hydroxybutyl chitin, a hydroxybutyl chitin hydrogel and a preparation method thereof. Chitin is subjected to pulverization, dissolution, modification with epoxybutane, and purification to obtain a final product, namely the hydroxybutyl chitin. The hydroxybutyl chitin prepared by the method has good solubility in purified water, and a hydrogel with a low solid content can be formed. The hydroxybutyl chitin hydrogel will have a wide application aspect in biomedicine, absorbable materials, and other fields.

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Wang, Jue. (2026). Hydroxybutyl chitin, hydroxybutyl chitin hydrogel and preparation methods thereof (U.S. Patent No. 12624195). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12624195

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