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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 9187676 B1

PDFFull Text
Expired
Date of Patent:
Nov. 17, 2015

Filed:

Jul. 21, 2011

Production process of polyimide film laminate, and polyimide film laminate

Applicants:

Tomonori Nakayama, Ube, JP;

Kenji Sonoyama, Ube, JP;

Takeshige Nakayama, Ube, JP;

Inventors:

Tomonori Nakayama, Ube, JP;

Kenji Sonoyama, Ube, JP;

Takeshige Nakayama, Ube, JP;

Assignee:

Ube Industries, Ltd., , JP;

Attorney:

DLA Piper LLP (US)

Primary Examiner:

Terressa Boykin

Int. Cl.
CPC ...
B32B 27/00 (2006.01); C09D 177/10 (2006.01); C08G 73/10 (2006.01); B32B 27/28 (2006.01); H01L 31/0392 (2006.01); C08L 79/08 (2006.01); H05K 1/03 (2006.01); C08J 7/04 (2006.01); B32B 27/06 (2006.01);
U.S. Cl.
CPC ...
C09D 177/10 (2013.01); B32B 27/281 (2013.01); C08G 73/1067 (2013.01); C08J 7/047 (2013.01); C08L 79/08 (2013.01); H01L 31/03926 (2013.01); H05K 1/0393 (2013.01); C08J 2379/08 (2013.01); H05K 2201/0154 (2013.01); Y02E 10/50 (2013.01); Y10T 156/10 (2015.01); Y10T 428/31721 (2015.04);
Abstract

A process for producing a polyimide film laminate includes a substrate and a polyimide film, which includes forming a coating film including a polyamic acid solution composition on the surface of a substrate to produce a laminate composed of the substrate and the polyamic acid solution composition, heating the laminate composed of the substrate and the polyamic acid solution composition at a temperature ranging from at least 150 to 200° C. for 10 minutes or longer, and then heating the heated laminate at a temperature up to 400 to 550° C.

Find Patent Forward Citations

Nakayama, Tomonori. (2015). Production process of polyimide film laminate, and polyimide film laminate (U.S. Patent No. 9187676). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9187676

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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