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:
May. 05, 1998
Filed:
Jan. 15, 1997
Applicant:
Inventors:
Masahiro Kimura, Otsu, JP;
Kohzo Takahashi, Otsu, JP;
Naotake Kashiwakura, Otsu, JP;
Kenji Tsunasima, Kyoto, JP;
Hirokazu Kurome, Otsu, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428480 ; 428910 ;
Abstract
Disclosed is a biaxially oriented, laminated polyester film having a Young's modulus of 10-250 kg/mm.sup.2 and formed by laminating layers of polyester B on both surfaces of a layer of polyester A whose main constituent is an ethylene terephthalate having a glass transition temperature of not higher than 50.degree. C. This film not only has characteristics that the conventional polyester films do not possess, such as impact resistance, resistance to pinhole generation and low-temperature performance, but also is excellent in flexibility.