ANTIPYRETIC PATCH AND PREPARATION METHOD THEREFOR - HUNAN XINJINFU MEDICAL TECH CO LTD

Title:

ANTIPYRETIC PATCH AND PREPARATION METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2020/051914

Kind Code:

A1

Abstract:

An antipyretic patch, successively comprising an antipyretic gel layer, a thermochromic layer, and a protective layer, from the inside to the outside. The protective layer is a thin film layer, and is directly bonded to the antipyretic gel layer. The thin film layer comprises polyvinyl alcohol, glutaraldehyde, glycerol, sodium hydroxide, carbamide, calcium chloride, coral powder, 2-acrylamide-2-methylpropanesulfonic acid, an anionic surfactant and water. The antipyretic gel layer comprises acryloylmorpholine, 2-acrylamide-2-methylpropanesulfonic acid, sodium hydroxide, glycerol, bridging agent KE-30, cyclohexanone peroxide and crosslinker DCP.

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Inventors:

CHEN SHAOYONG (CN)

Application Number:

PCT/CN2018/105837

Publication Date:

March 19, 2020

Filing Date:

September 14, 2018

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Assignee:

HUNAN XINJINFU MEDICAL TECH CO LTD (CN)

International Classes:

A61F7/02; C08J5/18; C08K5/053; C08K5/07; C08L29/04

Foreign References:

CN205698199U	2016-11-23
CN108410105A	2018-08-17
CN106283931A	2017-01-04
CN104817956A	2015-08-05
CN205181584U	2016-04-27

Attorney, Agent or Firm:

BEIJING WEIZHENG PATENT AGENCY CO., LTD. (CN)

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