The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 2023
Filed:
Mar. 13, 2019
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Masaru Harada, Otsu, JP;
Hiroshi Tsuchikura, Otsu, JP;
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/26 (2006.01); D04H 1/4209 (2012.01); D04H 1/4342 (2012.01);
U.S. Cl.
CPC ...
B32B 5/26 (2013.01); D04H 1/4209 (2013.01); D04H 1/4342 (2013.01); B32B 2262/0269 (2013.01); B32B 2262/105 (2013.01); B32B 2305/22 (2013.01); B32B 2307/302 (2013.01); B32B 2307/306 (2013.01);
Abstract
A nonwoven fabric sheet exhibiting high flame shielding performance, heat insulating property, and wear resistance is described, where the nonwoven fabric sheet is fabricated and includes at least one fire barrier layer formed of a web containing a non-melting fiber A having a high-temperature shrinkage rate of 3% or less and a thermal conductivity conforming to ISO22007-3 (2008) of 0.060 W/m·K or less and in which the fire barrier layer is coupled with a scrim layer containing a carbide-forming heat resistant fiber B having a LOI value conforming to JIS K 7201-2 (2007) of 25 or more.