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 8642715 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 04, 2014

Filed:

Jun. 10, 2011
Applicants:

Kiyokazu Hashimoto, Ashigarakami-gun, JP;

Yasutomo Goto, Ashigarakami-gun, JP;

Kenji Kano, Ashigarakami-gun, JP;

Inventors:

Kiyokazu Hashimoto, Ashigarakami-gun, JP;

Yasutomo Goto, Ashigarakami-gun, JP;

Kenji Kano, Ashigarakami-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/36 (2006.01); C08G 63/02 (2006.01); C08G 63/12 (2006.01); C08G 63/127 (2006.01); C08G 63/16 (2006.01); C08G 63/18 (2006.01); C08G 63/181 (2006.01); C08G 63/183 (2006.01);
U.S. Cl.
CPC ...
Abstract

A polyester film containing a polyester resin having an intrinsic viscosity IV of from 0.73 to 0.9 dL/g in which the polyester film has a specific heat change at 85° C. to 135° C. (ΔCp) of from 0.06 to 0.1 J/g, has an excellent weather resistance, a good planar surface state and a low thermal shrinkage.


Find Patent Forward Citations

Hashimoto, Kiyokazu. (2014). Polyester film and method for producing same, backsheet for solar cell, and solar cell module (U.S. Patent No. 8642715). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8642715

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