Title:
シート状物
Document Type and Number:
Japanese Patent JP6881690
Kind Code:
B2
Abstract:
The present invention relates to a sheet-like material formed from a polymer elastic body and an entangled fiber body that includes as a constituent element thereof a non-woven fabric formed from ultrafine fibers having an average single fiber diameter of 1.0-10.0 µm, wherein the ultrafine fibers are formed from a polyester-based resin including a black pigment (a1), the average particle diameter of the black pigment (a1) is 0.05-0.20 µm, the coefficient variation (CV) of the average particle diameter is 75% or less, the polymer elastic body is formed from a polyurethane including a black pigment (b), and the nap covering ratio of a surface of the sheet-like material that has napping is 70-100%.
Inventors:
Tatsuya Hagiwara
Miyahara Shunichi
Akira Tanabe
Makoto Nishimura
Miyahara Shunichi
Akira Tanabe
Makoto Nishimura
Application Number:
JP2020550891A
Publication Date:
June 02, 2021
Filing Date:
March 13, 2020
Export Citation:
Assignee:
TORAY INDUSTRIES,INC.
International Classes:
D06N3/00; D04H1/4382; D06M11/74; D06M15/564; D06N3/14
Domestic Patent References:
| JP2011523985A | ||||
| JP2000045186A | ||||
| JP2004143654A | ||||
| JP2005240198A | ||||
| JP2019143280A |
Attorney, Agent or Firm:
Patent business corporation glory patent office