Title:
LIQUID ADHESIVE BANDAGE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/126629
Kind Code:
A1
Abstract:
A liquid adhesive bandage, comprising the following component in percentage by weight: 15-25 parts of ethyl cellulose, 10-20 parts of carboxymethyl chitosan, 5-15 parts of hydroxyethyl cellulose, 5-10 parts of hydroxypropyl methyl cellulose, 10-15 parts of a polyvinylpyrrolidone-vinyl acetate copolymer, 1-5 parts of a plasticizer, 5-15 parts of hydrogen peroxide, 30-40 parts of ethanol, 40-50 parts of ethyl acetate, 0.5-1 part of borneol, 10-15 parts of propylene glycol, and 35-60 parts of distilled water, wherein the ethyl cellulose, the carboxymethyl chitosan, the hydroxyethyl cellulose, the hydroxypropyl methyl cellulose, and the polyvinylpyrrolidone-vinyl acetate copolymer are used as a combined film-forming agent. The ethyl cellulose improves film flexibility and elasticity. The hydroxyethyl cellulose is used for improving film adhesion. The hydroxypropyl methyl cellulose, the polyvinylpyrrolidone-vinyl acetate copolymer, and the hydrogen peroxide are used in the film to form through holes for improving air permeability.
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Inventors:
WU KE (CN)
Application Number:
PCT/CN2020/137700
Publication Date:
June 23, 2022
Filing Date:
December 18, 2020
Export Citation:
Assignee:
JIANGSU QILIKANG SKIN PHARMACEUTICAL CO LTD (CN)
International Classes:
A61B5/00; A61F13/00; A61K8/81; A61K35/60; A61K36/87; A61K36/898; A61L26/00
Foreign References:
| CN106075560A | 2016-11-09 | |||
| CN108135745A | 2018-06-08 | |||
| CN110680879A | 2020-01-14 | |||
| CN106729962A | 2017-05-31 | |||
| CN103006923A | 2013-04-03 | |||
| CN105797202A | 2016-07-27 | |||
| CN105816908A | 2016-08-03 | |||
| US20150313950A1 | 2015-11-05 | |||
| US20160374926A1 | 2016-12-29 | |||
| US20190357847A1 | 2019-11-28 |
Attorney, Agent or Firm:
CHINA FARFIR INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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