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:
Jul. 11, 1989
Filed:
Jun. 01, 1987
Yasuo Mukunoki, Kanagawa, JP;
Yukio Maekawa, Kanagawa, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A silver halide photographic light-sensitive material comprising a support and at least one silver halide emulsion layer, wherein at least one of said emulsion layers or another layers which constitutes said material contains a surface active agent represented by the following general formula: ##STR1## wherein Rf represents a saturated or unsaturated hydrocarbon group having 3 to 24 carbon atoms wherein all or a part of hydrogen atoms is substituted by a fluorine atom, R.sub.1 represents a substituted or unsubstituted saturated or unsaturated hydrocarbon group having 4 to 24 carbon atoms, A represents a trivalent bonding group, B represents a divalent group having an ether bond, D represents a hydrophilic group, and n represents an integer of 2 to 100.