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Title:
NONWOVEN FABRIC SHEET
Document Type and Number:
WIPO Patent Application WO/2019/188276
Kind Code:
A1
Abstract:
In order to provide a nonwoven fabric sheet with high flame shielding performance, heat insulation and wear resistance, this nonwoven fabric is characterized by including at least one flameproof layer formed from a web containing non-melting fibers A which have a high-temperature shrinkage rate of less than or equal to 3% and a thermal conductivity in conformance with ISO 22007-3 (2008) of less than or equal to 0.060 W/m*K, wherein said flameproof layer is formed by combining with a scrim layer that contains carbonized heat resistant fibers B which have an LOI value in conformance with JIS K 7201-2 (2007) of greater than or equal to 25.

Inventors:
HARADA MASARU (JP)
TSUCHIKURA HIROSHI (JP)
Application Number:
PCT/JP2019/010193
Publication Date:
October 03, 2019
Filing Date:
March 13, 2019
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D04H1/4374; B32B5/26; D04H1/4342
Domestic Patent References:
WO2017006807A12017-01-12
Foreign References:
JP2012062608A2012-03-29
US20170209823A12017-07-27
JPH08142246A1996-06-04
JPS6369181U1988-05-10
JP2013169996A2013-09-02
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