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. 20, 1997
Filed:
Jan. 27, 1995
Applicant:
Inventors:
Isao Ikuhara, Minami-ashigara, JP;
Fumio Kawamoto, Minami-ashigara, JP;
Yoshiki Sakaino, Minami-ashigara, JP;
Shohei Yoshida, Minami-ashigara, JP;
Yasutomo Goto, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; B32B / ;
U.S. Cl.
CPC ...
430533 ; 430523 ; 430939 ; 428 46 ; 428212 ; 428215 ; 428220 ;
Abstract
A method of producing a photographic polyester laminate support having a laminate of layers of at least two kinds of polyesters can provide low formation of scratches in a camera and a curl in the film's width direction. In the support, the glass transition temperature (Tg) of each polyester of the laminate is within the range of from 90.degree. C. to 200.degree. C. and the laminate is subjected to heat-fixing in a temperature range as defined by formula (1):