Title:
ANTIBACTERIAL SHEET-LIKE STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/070915
Kind Code:
A1
Abstract:
Provided is a wound dressing sheet capable of maintaining sustained-release antibacterial particles in a wound site at a high concentration. An antibacterial sheet-like structure according to the present invention, and an antibacterial medical material or an antibacterial wound dressing containing the same are characterized by being an antibacterial sheet-like structure containing carboxymethylcellulose (CMC) fibers in which silver-containing particles are present in a fiber surface layer, and having the following (1) to (4): (1) the average degree of substitution of the CMC is 0.1-1.0; (2) the amount of Ag with respect to the weight of the CMC fibers is 0.01-5.0 wt%; (3) the average particle size of the silver-containing particles is 0.01-5 μm; and (4) the silver-containing particles are uniformly distributed in the thickness direction of the antibacterial sheet-like structure.
Inventors:
YAMAGUCHI GENTO (JP)
HARA YUICHI (JP)
HARA YUICHI (JP)
Application Number:
PCT/JP2020/038206
Publication Date:
April 15, 2021
Filing Date:
October 08, 2020
Export Citation:
Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
D06M11/83; A61F13/00; D04H3/013; D06M11/155; D06M11/64
Foreign References:
| JP2018524121A | 2018-08-30 | |||
| JP2004508895A | 2004-03-25 | |||
| US20150147410A1 | 2015-05-28 | |||
| JPH06248549A | 1994-09-06 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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