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Title:
CALCIUM ALGINATE NON-WOVEN FABRIC AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/100711
Kind Code:
A1
Abstract:
Provided is a calcium alginate non-woven fabric and preparation method therefor; the preparation method comprises preparing calcium alginate, washing the calcium alginate, dehydrating, pulping, molding, and freeze-drying to obtain a calcium alginate non-woven fabric. The preparation process does not require techniques such as spinning, carding, laying, needling, or hydroentangling; the preparation process is simple, the yield of finished products is high, and costs are low; damage to calcium alginate fiber is minor, the produced calcium alginate non-woven fabric is safe and hygienic, moisture absorption is high, and the breaking strength is greater than 20 cN/tex, which is greater than the breaking strength of an ordinary pure-cotton hydroentangled non-woven fabric.

Inventors:
DOU, Youtao (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
YANG, Zhaoyue (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
XU, Zebin (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
PANG, Haixiang (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
AN, Fengxin (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
Application Number:
CN2018/092493
Publication Date:
May 31, 2019
Filing Date:
June 22, 2018
Export Citation:
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Assignee:
QINGDAO BRIGHT MOON SEAWEED GROUP (No 777, Mingyue Road Huangda, Qingdao Shandong 0, 266400, CN)
International Classes:
A61L15/28; A61K8/02; A61K8/73; A61L15/42; C08B37/04; D04H1/42; D04H1/70
Foreign References:
CN102704326A2012-10-03
CN105504086A2016-04-20
CN102060938A2011-05-18
CN105504087A2016-04-20
CN102977224A2013-03-20
CN105755577A2016-07-13
CN1180562A1998-05-06
SU1432064A11988-10-23
JPH05209318A1993-08-20
GB1394741A1975-05-21
Attorney, Agent or Firm:
QINGDAO ZHIDILINGCHUANG PATENT AGENCY CO., LTD (Linkman: DOU Maosong, Room 215 High- tech Innovation Center, No.110 Xiangjianglu, Huangda, Qingdao Shandong 5, 266555, CN)
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