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Title:
PLANT FUNCTIONAL PP SPUNBOND NONWOVEN FABRIC AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/042716
Kind Code:
A1
Abstract:
Disclosed is a plant functional PP spunbond nonwoven fabric. The PP spunbond nonwoven fabric comprises 0.2-1.5% of a herbaceous water soluble extract. The plant functional PP spunbond nonwoven fabric has a moisture regain of 0.2-3%, a longitudinal breaking strength of ≥18.5 N/5 cm, and a longitudinal breaking force of ≤9.5 N/5 cm. By adding an antioxidant, the PP spunbond nonwoven fabric can prevent problems in fiber design and color caused by discoloration of a water soluble plant extract when being added to high temperature polypropylene.

Inventors:
HUANG XIAOHUA (CN)
HUANG XIAOQIAN (CN)
LIU YU (CN)
LIU JIE (CN)
HUANG XIAOLONG (CN)
ZHEN LI (CN)
Application Number:
CN2020/082971
Publication Date:
March 11, 2021
Filing Date:
April 02, 2020
Export Citation:
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Assignee:
BESTEE MAT TSINGTAO CO LTD (CN)
International Classes:
D01F6/46; D01F1/10; D04H3/007
Foreign References:
CN110616508A2019-12-27
CN105821507A2016-08-03
CN108691023A2018-10-23
CN103628168A2014-03-12
CN101836937A2010-09-22
CN101420988A2009-04-29
CN103620097A2014-03-05
KR20110077240A2011-07-07
CN102758312A2012-10-31
Attorney, Agent or Firm:
SHANDONG JINAN QILU SCIENCE PATENT OFFICE LTD (Building 4 Lushang Glory City, No.9777 Jingshi Road, Lixia Distric, Jinan Shandong 3, CN)
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