Title:
NATURAL ANTIMICROBIAL AGENT AND PROCESSING DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/041422
Kind Code:
A1
Abstract:
A natural antimicrobial agent, comprising ingredients in the following contents: 50%-75% of chitosan, 0.5%-2% of nano titanium dioxide, 0.2%-1% of a dispersion co-solvent and 24%-50% of water. Steps for producing the natural antimicrobial agent include: S1: preparing chitosan: crushing natural shellfish, dissolving and then purifying same, and finally grinding same; S2: preparing nano titanium dioxide: using a hydrolysis method, using tetrabutyl titanate as a raw material and anhydrous alcohol as a solvent, and dissolving tetrabutyl titanate in anhydrous alcohol; and S3: mixing the chitosan in S1 and the nano titanium dioxide in S2, heating and continuously stirring same, dissolving same according to a ratio of 1: 5 after cooling, and adding an appropriate amount of the dispersion co-solvent, so as to prepare a finished product. The natural antimicrobial agent is naturally non-toxic, has good antimicrobial properties, and also has maintenance effects on the human body.
Inventors:
CHEN ZHONGHAO (CN)
HOU SONG (CN)
HOU SONG (CN)
Application Number:
PCT/CN2020/122154
Publication Date:
March 03, 2022
Filing Date:
October 20, 2020
Export Citation:
Assignee:
QINGYUAN RUIHUA ADDITIVES CO LTD (CN)
International Classes:
B02C7/08; D06M15/03; B02C7/14; B02C7/16; B02C13/13; B02C13/30; B02C21/00; B07B1/28; B07B1/42; D06M11/46
Foreign References:
| CN109252419A | 2019-01-22 | |||
| CN209222275U | 2019-08-09 | |||
| CN107899662A | 2018-04-13 | |||
| JP2002053416A | 2002-02-19 | |||
| US5620145A | 1997-04-15 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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