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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.:

US 11155064 B1

PDFFull Text
Date of Patent:
Oct. 26, 2021

Filed:

Sep. 20, 2018

Laminate

Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Yuuki Kuwajima, Osaka, JP;

Toshiaki Masui, Osaka, JP;

Takeshi Inaba, Osaka, JP;

Assignee:

DAIKIN INDUSTRIES, LTD., Osaka, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Cheng Yuan Huang

Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 25/18 (2006.01); B32B 25/08 (2006.01); B32B 25/20 (2006.01); B32B 25/16 (2006.01); B32B 27/30 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B32B 25/08 (2013.01); B32B 25/16 (2013.01); B32B 25/18 (2013.01); B32B 25/20 (2013.01); B32B 27/20 (2013.01); B32B 27/30 (2013.01); B32B 2262/101 (2013.01); B32B 2262/106 (2013.01); B32B 2264/102 (2013.01); B32B 2264/108 (2013.01); B32B 2307/202 (2013.01); B32B 2307/306 (2013.01); B32B 2307/51 (2013.01); B32B 2307/54 (2013.01); B32B 2307/712 (2013.01); B32B 2605/00 (2013.01); Y10T 428/31544 (2015.04);
Abstract

A laminate including: a rubber layer (A); and a fluororesin layer (B) laminated on the rubber layer (A), the rubber layer (A) being formed of a rubber composition for vulcanization containing: at least one unvulcanized rubber (a1) selected from acrylonitrile-butadiene rubber and its hydride, styrene-butadiene rubber, chloroprene rubber, butadiene rubber, natural rubber, isoprene rubber, ethylene-propylene-termonomer-copolymer rubber, silicone rubber, butyl rubber, and acrylic rubber; at least one compound (a2) selected from 1,8-diazabicyclo(5.4.0)undec-7-ene salts, 1,5-diazabicyclo(4.3.0)-non-5-ene salts, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; at least one compound (a3) selected from aldehyde-amine compounds and metal hydrates; magnesium oxide (a4); and silica (a5), the fluororesin layer (B) being formed of a fluoropolymer composition containing a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.

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