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:
Sep. 19, 2023
Filed:
Nov. 29, 2018
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 13/00 (2006.01); C09D 133/08 (2006.01); C09D 139/06 (2006.01); C09D 175/04 (2006.01); F28F 21/06 (2006.01); B32B 5/18 (2006.01); B32B 27/30 (2006.01); B32B 27/40 (2006.01); B32B 27/06 (2006.01); C08J 7/04 (2020.01); F24F 12/00 (2006.01); C08J 9/228 (2006.01);
U.S. Cl.
CPC ...
F28F 13/003 (2013.01); B32B 5/18 (2013.01); B32B 27/065 (2013.01); B32B 27/30 (2013.01); B32B 27/308 (2013.01); B32B 27/40 (2013.01); C08J 7/04 (2013.01); C09D 133/08 (2013.01); C09D 139/06 (2013.01); C09D 175/04 (2013.01); F28F 21/06 (2013.01); C08J 9/228 (2013.01); C08J 2323/06 (2013.01); C08J 2433/08 (2013.01); C08J 2439/06 (2013.01); C08J 2475/04 (2013.01); F24F 12/006 (2013.01); F28F 2245/02 (2013.01);
Abstract
The present invention addresses the problem of providing a sheet for heat exchange elements, which has high water resistance, while also having excellent productivity by achieving excellent shape stability. The present invention is a sheet for heat exchange elements, which is provided with a laminate that is composed of at least a porous substrate and a resin layer, and which is configured such that the resin layer contains at least a urethane resin and a polyvinylpyrrolidone and/or a vinylpyrrolidone copolymer.