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. 31, 2016
Filed:
May. 06, 2010
Applicants:
Masayuki Haruta, Tsuruga, JP;
Yukinobu Mukoyama, Tsuruga, JP;
Katsuhiko Nose, Osaka, JP;
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 55/14 (2006.01); C08J 5/18 (2006.01); B29C 55/06 (2006.01); B29C 63/42 (2006.01); B29K 67/00 (2006.01);
U.S. Cl.
CPC ...
B29C 55/14 (2013.01); B29C 55/065 (2013.01); B29C 55/143 (2013.01); C08J 5/18 (2013.01); B29C 63/423 (2013.01); B29K 2067/00 (2013.01); B29K 2995/0049 (2013.01); C08J 2367/02 (2013.01);
Abstract
There is provided a thermally shrinkable polyester film where the opening ability along the perforation is very good. A thermally shrinkable polyester film comprising polyester resin in which ethylene terephthalate is a main constituting component and not less than 13 molar % of one or more monomer component(s) which can become non-crystalline component is/are contained in the total polyester resin components, wherein the film has specific thermally shrinking characteristics and specific mechanical characteristics after thermal shrinking treatment.