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Title:
NAPPED LEATHER-LIKE SHEET-LIKE ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/233909
Kind Code:
A1
Abstract:
This napped leather-like sheet-like article comprises a fibrous base material that is a woven or knitted fabric and a resin applied to the fibrous base material, and has, as the front surface thereof, a napped surface having naps to which the resin has been attached. The number of design points of yarns constituting the fibrous base material per 24.5 mm square is 1,500 to 10,000 in the case where a woven fabric is used and is 3,000 to 9,000 in the case where a knitted fabric is used. The total number of fibers involved in the crossing or tangling in the design points per 25.4 mm square is 396,000 to 2,640,000 in the case where a woven fabric is used and is 912,000 to 8,208,000 in the case where a knitted fabric is used. The constant load elongation rate is 5% or more, and the constant load set rate is less than 10%.

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Inventors:
SHISHIHARA WATARU (JP)
Application Number:
PCT/JP2023/017074
Publication Date:
December 07, 2023
Filing Date:
May 01, 2023
Export Citation:
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Assignee:
SEIREN CO LTD (JP)
International Classes:
D06N3/00; D06N3/14
Domestic Patent References:
WO2016098324A12016-06-23
Foreign References:
JPS63135570A1988-06-07
JPH02277890A1990-11-14
JP2013147758A2013-08-01
JPH0380914B21991-12-26
JP2014156668A2014-08-28
JPS5865076A1983-04-18
JP2022030903A2022-02-18
Attorney, Agent or Firm:
TSUTADA & CO. (JP)
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