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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 12779429 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Sep. 30, 2022

Huangshui polysaccharide-based hydrogel and preparation method and use thereof

Applicant:

Beijing Technology and Business University, Beijing, CN;

Inventors:

Jihong Wu, Beijing, CN;

Ziyan Wu, Beijing, CN;

Mingquan Huang, Beijing, CN;

Baoguo Sun, Beijing, CN;

Xiaotao Sun, Beijing, CN;

Fuping Zheng, Beijing, CN;

Jinyuan Sun, Beijing, CN;

Hehe Li, Beijing, CN;

Wei Dong, Beijing, CN;

Nan Meng, Beijing, CN;

Bowen Wang, Beijing, CN;

Jiaying Huo, Beijing, CN;

Assignee:

BEIJING TECHNOLOGY AND BUSINESS UNIVERSITY, Beijing, CN;

Attorney:

COOPER LEGAL GROUP LLC

Primary Examiner:

Clare M Perrin

Int. Cl.
CPC ...
B01J 20/24 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); C02F 1/28 (2023.01); C02F 101/30 (2006.01);
U.S. Cl.
CPC ...
B01J 20/24 (2013.01); B01J 20/28009 (2013.01); B01J 20/2803 (2013.01); B01J 20/28047 (2013.01); B01J 20/3042 (2013.01); B01J 20/3071 (2013.01); B01J 20/3085 (2013.01); C02F 1/286 (2013.01); C02F 2101/308 (2013.01);
Abstract

The present application relates to a hydrogel. The hydrogel includes polyvinyl alcohol, sodium carboxymethyl cellulose and Huangshui polysaccharide, and the mass ratio of the mass sum of the polyvinyl alcohol and the sodium carboxymethyl cellulose to the Huangshui polysaccharide is 100:(1.8-8.2). The present application further relates to use of the hydrogel as an adsorbent for a dye. The present application further relates to a method for preparing a hydrogel.

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Wu, Jihong. (2026). Huangshui polysaccharide-based hydrogel and preparation method and use thereof (U.S. Patent No. 12779429). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12779429

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