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:
Apr. 07, 1987
Filed:
Nov. 06, 1984
Applicant:
Inventors:
Naohiro Murayama, Fukushima, JP;
Haruko Kakutani, Chiba, JP;
Toshiya Mizuno, Fukushima, JP;
Kenichi Nakamura, Fukushima, JP;
Syuji Terasaki, Fukushima, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526255 ; 264563 ; 264564 ;
Abstract
Vinylidene fluoride polymer films are provided having improved dielectric constants and tan .delta. values and which do not exhibit substantial shrinkage when heated to temperatures below the crystalline melt point. Processes for preparation of such films are presented.