Title:
SHEET-LIKE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2020/189592
Kind Code:
A1
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:
HAGIWARA TATSUYA (JP)
MIYAHARA SHUNICHI (JP)
TANABE AKIHIRO (JP)
NISHIMURA MAKOTO (JP)
MIYAHARA SHUNICHI (JP)
TANABE AKIHIRO (JP)
NISHIMURA MAKOTO (JP)
Application Number:
PCT/JP2020/011303
Publication Date:
September 24, 2020
Filing Date:
March 13, 2020
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D06N3/00; D04H1/435; D06N3/14; D06M11/00; D06M15/564; D06M23/00; D06M101/32
Domestic Patent References:
| WO2018124524A1 | 2018-07-05 |
Foreign References:
| JP2011523985A | 2011-08-25 | |||
| JP2000045186A | 2000-02-15 | |||
| JP2004143654A | 2004-05-20 | |||
| JP2005240198A | 2005-09-08 | |||
| JP2019143280A | 2019-08-29 | |||
| JP2004143654A | 2004-05-20 | |||
| JP2005240198A | 2005-09-08 | |||
| JP2011523985A | 2011-08-25 | |||
| JP2018178297A | 2018-11-15 | |||
| JP2019052644A | 2019-04-04 | |||
| JP2019125899A | 2019-07-25 | |||
| JP2019198708A | 2019-11-21 |
Other References:
See also references of EP 3943658A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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