Abstract: A chitin-modified polypropylene spunbond non-woven fabric and a preparation method of the chitin-modified polypropylene spunbond non-woven fabric are provided. The chitin-modified polypropylene spunbond non-woven fabric contains a modified chitin in a weight percentage range of approximately 0.2%-1.5%. The modified chitin includes chitin modified by a modifier including 2-hydroxybenzimidazole, cellulose acetate butyrate, and adipic acid dihydrazide. The chitin-modified polypropylene spunbond non-woven fabric has an anti-mold grade less than 1, and an antibacterial rate greater than 9.5%.
Type:
Grant
Filed:
December 9, 2020
Date of Patent:
September 26, 2023
Assignees:
SINOTECH ACADEMY OF TEXTILE (QINGDAO) CO., LTD., BESTEE MATERIAL (TSINGTAO) CO., LTD.
Abstract: The present invention discloses an algae modified pp spunbond non-woven fabric, which contains 0.1-2% of alginate. The algae modified pp spunbond non-woven fabric has a moisture regain of 0.2-3.5%, and an antibacterial rate ?98%. The algae modified pp spunbond non-woven fabric prepared in the invention contains modified alginic acid, and also has hydrophilic functional groups, such as hydroxyl and amido groups, and hydrophobic functional groups such as branched alkyl groups.
Type:
Grant
Filed:
September 2, 2020
Date of Patent:
September 27, 2022
Assignees:
SINOTECH ACADEMY OF TEXTILE (Qingdao) Co., LTD., BESTEE MATERIAL (Tsingtao) CO., LTD.
Inventors:
Xiaohua Huang, Xiaoqian Huang, Yu Liu, Jie Liu, Xiaolong Huang, Li Zhen