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.

Date of Patent:
Aug. 24, 2004

Filed:

Jun. 26, 2002
Applicant:
Inventors:

Shigemi Majima, Kyoto, JP;

Mikio Kusunoki, Kyoto, JP;

Akira Menju, Kyoto, JP;

Yukiko Inui, Kyoto, JP;

Norikazu Matsui, Kyoto, JP;

Masanobu Hioki, Kyoto, JP;

Assignee:

Unitika Ltd., Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 6/702 ; B32B 1/02 ;
U.S. Cl.
CPC ...
C08L 6/702 ; B32B 1/02 ;
Abstract

A polyester film for metal sheet laminating. The film comprises a blend of (I) polybutylene terephthalate or a polyester comprising it as the main ingredient with (II) polyethylene terephthalte or a polyester comprising it as the main ingredient, the contents of the polyester (I) and the polyester (II) being 80 to 40 wt % and 20 to 60 wt %, respectively. This film has a melting point of 200 to 223° C. attributable to the polyester (I) and a melting point of 230 to 256° C. attributable to the polyester (II). The film as a whole has an intrinsic viscosity of 0.75 or higher.


Find Patent Forward Citations

Majima, Shigemi. (2004). Polyester film for metal sheet laminating, metal sheet laminated with this film, and metal vessel formed from this metal sheet (U.S. Patent No. 6780482). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6780482

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

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