Title:
FIBER MATERIAL, FIBER AGGREGATE, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/136531
Kind Code:
A1
Abstract:
A fiber material and a fiber aggregate. The diameter of the fiber material is 1-20 μm, and the length of 0.01-10 mm. the fiber material has 18-25% carboxyl group content and 20-70 polymerization degree. The fiber aggregate comprises fiber particles. The fiber particles comprise a plurality of fibers with the diameter of 1-20 μm and the length of 0.01-1 mm, the fibers are intertwined with each other, and each fiber has carboxyl; and the particle size distribution of the fiber aggregate is 50-500 μm, wherein the mass percent of the fiber aggregate with the particle size distribution of 75-400 μm is not less than 80%. The fiber material and the fiber aggregate have excellent blood coagulation and hemostatic effects.
Inventors:
LI GUANGYAO (CN)
LI LINJING (CN)
ZHANG YINGYING (CN)
ZHONG WEIJIE (CN)
DENG KUNXUE (CN)
YUAN YUYU (CN)
LI LINJING (CN)
ZHANG YINGYING (CN)
ZHONG WEIJIE (CN)
DENG KUNXUE (CN)
YUAN YUYU (CN)
Application Number:
PCT/CN2020/142484
Publication Date:
July 08, 2021
Filing Date:
December 31, 2020
Export Citation:
Assignee:
MEDPRIN REGENERATIVE MEDICAL TECH CO LTD (CN)
International Classes:
A61L15/28; A61L15/42; A61L24/08; C08B15/02; D06M101/00; D06M101/02
Domestic Patent References:
| WO2019161125A1 | 2019-08-22 |
Foreign References:
| CN106421875A | 2017-02-22 | |||
| CN106421875A | 2017-02-22 | |||
| CN101716365A | 2010-06-02 | |||
| CN101716365A | 2010-06-02 | |||
| CN107376000A | 2017-11-24 | |||
| CN107823693A | 2018-03-23 | |||
| CN104389155A | 2015-03-04 | |||
| CN102926188A | 2013-02-13 | |||
| US20100298264A1 | 2010-11-25 |
Attorney, Agent or Firm:
LINDA LIU & PARTNERS (CN)
Download PDF: