NAPPED LEATHER-LIKE SHEET-SHAPED MATERIAL AND MANUFACTURING METHOD THEREFOR

Title:

NAPPED LEATHER-LIKE SHEET-SHAPED MATERIAL AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2022/024760

Kind Code:

A1

Abstract:

A napped leather-like sheet-shaped material according to an embodiment includes a fibrous substrate composed of a woven material or a knitted material, and a mixture including a silicone resin and a polyurethane resin added to the fibrous substrate. The napped leather-like sheet-shaped material comprises, on the surface of the sheet-shaped material, a napped surface having naps composed of the fibers constituting the woven material or the knitted material, said naps having the mixture adhered thereto. The length of the naps is 200-500 μm, and the coefficient of static friction when napped surfaces are rubbed together is 0.660-1.300.

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Inventors:

SHISHIHARA WATARU (JP)

Application Number:

PCT/JP2021/026465

Publication Date:

February 03, 2022

Filing Date:

July 14, 2021

Export Citation:

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Assignee:

SEIREN CO LTD (JP)

International Classes:

D06N3/14; D03D25/00; D04B1/00; D04B1/02; D06M15/564; D06M15/643

Domestic Patent References:

WO2005095706A1	2005-10-13
WO2013065608A1	2013-05-10
WO2019181676A1	2019-09-26

Foreign References:

JP2005042250A	2005-02-17
JPH02277891A	1990-11-14
JP2019099970A	2019-06-24
JPH06184950A	1994-07-05
JPH08183945A	1996-07-16

Attorney, Agent or Firm:

TSUTADA, Masato et al. (JP)

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