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:
Mar. 09, 2004
Filed:
Aug. 07, 2002
Applicant:
Inventors:
Hiroshi Taki, Ohtsu, JP;
Chikao Morishige, Ohtsu, JP;
Shinya Higashiura, Ohtsu, JP;
Masayoshi Satoh, Ohtsu, JP;
Assignee:
Toyo Boseki Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/708 ; B32B 2/736 ; B32B 2/730 ;
U.S. Cl.
CPC ...
B32B 2/708 ; B32B 2/736 ; B32B 2/730 ;
Abstract
A laminated polyester film in which a coating layer whose main constituent component is a water-soluble or water-dispersible resin is provided on at least one side of a polyester film, wherein the water resistance value of the film is at least 90%, the discoloration after melt molding is no more than 10, and the haze value change after heating is no more than 20%. Adhesion, water resistance, recoverability, and whitening resistance after heating are all excellent.