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:
Nov. 07, 1978
Filed:
Aug. 03, 1976
Takeji Ochiai, Fujimiya, JP;
Sho Nakao, Fujimiya, JP;
Fuji Photo Film Co., Ltd., Minami Ashigara, JP;
Abstract
A light-sensitive material comprising a polyester film, the surface of the polyester film being subjected to a treatment to render the surface hydrophilic, a subbing layer on the treated surface comprising a polymer having carboxyl groups or groups which form carboxyl groups upon hydrolysis and an addition polymerizable monomer selected from the group consisting of acrylic acid, itaconic acid, hexahydro-1,3,5-triacryl-s-triazine, N,N'-bisacryloyl piperazine, diacetone acrylamide and hexamethylene bis-ethyleneureide and a silver halide emulsion layer on the subbing layer, whereby good adhesion between the polyester film and the coating layer is obtained.