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:
Jan. 26, 1993
Filed:
Dec. 13, 1990
Applicant:
Inventors:
Masayuki Fukuda, Sagamihara, JP;
Sadayoshi Miura, Yamato, JP;
Assignee:
Teijin Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J / ;
U.S. Cl.
CPC ...
428343 ; 428355 ; 428922 ;
Abstract
The present invention relates to a polyester film having an antistatic highly adhesive layer and a process for producing the film, said layer comprising a copolymer (A) and a (co)polymer (B), said copolymer (A) being obtained by copolymerizing ##STR1## N-methylol acrylamide, and optionally an ethylenic compound having a carboxy group, and optionally a comonomer, and said (co)polymer (B) being obtained by copolymerizing ##STR2## and optionally a comonomer. The polyester film of the present invention is useful for magnetic cards and the like.