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. 02, 1996
Filed:
Aug. 17, 1995
Applicant:
Inventors:
Fulvio Furlan, Savona, IT;
Renzo Torterolo, Bragno/Cairo Montenotte, IT;
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430527 ; 430529 ; 430537 ; 430629 ; 430634 ; 430637 ;
Abstract
The present invention relates to a silver halide photographic material comprising a support and at least one silver halide emulsion layer coated thereon, wherein said silver halide emulsion layer comprises from 5 to 15% by weight of a water-soluble, electrically conductive copolymer (1) containing carboxylic groups and sulfonic groups and wherein a hydrophilic colloid layer comprising a combination of a fluorinated surfactant (2), a non-ionic polyoxyethylene surfactant (3) and an anionic polyoxyethylene surfactant (4) is coated on said at least one silver halide emulsion layer.