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Browse by Category: Main > Chemistry
Class Information
Number: 430/611
Name: Radiation imagery chemistry: process, composition, or product thereof > Radiation sensitive product > Silver compound sensitizer containing > Stabilizing or fog inhibiting ingredient containing > Mercaptan, thioether, thione, disulfide or organic bisulfite
Description: Subject matter containing a compound which includes any of these groups: R-SH, R-S-R, R-S-S-R, R-SO3










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
5049483 Direct positive silver halide photographic light-sensitive material and a processing method therefor Sep. 17, 1991
5041367 Photographic recording material Aug. 20, 1991
5037733 Silver halide photographic materials Aug. 6, 1991
5037726 Method for forming a direct positive image from a material comprising a nucleation accelerator Aug. 6, 1991
5035990 Radiographic elements with improved covering power Jul. 30, 1991
5032499 Thermal light-sensitive material with combination of fog restrainers Jul. 16, 1991
5028522 Silver halide photographic material Jul. 2, 1991
5026628 Photographic material and process comprising a compound capable of forming a wash-out dye Jun. 25, 1991
5019492 Photographic element and process comprising a blocked photographically useful compound May. 28, 1991
5015567 Method for producing silver halide photographic emulsion and silver halide photographic material May. 14, 1991
5013622 Supersensitization of silver halide emulsions May. 7, 1991
5006455 Gradation-variable black-and-white paper Apr. 9, 1991
4997752 Light-sensitive silver halide photographic material Mar. 5, 1991
4994364 Direct positive image forming method Feb. 19, 1991
4994362 High silver halide chloride content color photographic light-sensitive materials including cyan couplers and nitrogen-containing heterocyclic mercapto compounds Feb. 19, 1991
4992352 Light-sensitive material containing silver halide, reducing agent and polymerizable compound, and image-forming method employing the same Feb. 12, 1991
4990438 Direct positive light-sensitive silver halide photographic material Feb. 5, 1991
4987064 Silver halide photographic materials Jan. 22, 1991
4978603 Image forming process comprising developing fine grain silver halide emulsion with a hydroquinone developer Dec. 18, 1990
4968597 Heat developable color light-sensitive material Nov. 6, 1990
4966833 Method for the formation of direct positive color images Oct. 30, 1990
4963466 Silver halide photographic light-sensitive material suitable for rapid processes comprising hydroquinone and an antifoggant Oct. 16, 1990
4962016 Silver halide photographic light-sensitive material Oct. 9, 1990
4960689 Color photographic light-sensitive material and method of developing the same Oct. 2, 1990
4959298 Silver halide color photographic material Sep. 25, 1990
4957855 Photographic recording material with improved raw stock keeping Sep. 18, 1990
4956260 Light-sensitive material containing silver halide, reducing agent and polymerizable compound, and image-forming method employing the same Sep. 11, 1990
4952491 Photographic light-sensitive material and method of developing the same Aug. 28, 1990
4952485 Silver halide color negative photographic materials Aug. 28, 1990
4948714 Processing of photographic silver halide materials Aug. 14, 1990
4923793 Silver halide photographic materials May. 8, 1990
4920043 Method for processing silver halide photographic light-sensitive material Apr. 24, 1990
4914009 Process for forming direct positive color image comprising the use of bleach accelerators Apr. 3, 1990
4914015 Red and infrared films containing 5-substituted-thio-1,2,3,4-thiatriazoles and 5-substituted-oxy-1,2,3,4-thiatriazoles Apr. 3, 1990
4912026 Light-sensitive silver halide photographic material feasible for rapid processing comprising high boiling solvent and gold compounds Mar. 27, 1990
4910129 Silver halide photographic light sensitive material Mar. 20, 1990
4906557 Photographic recording material and process for the production of photographic images Mar. 6, 1990
4892811 Silver halide photographic material Jan. 9, 1990
4892807 Silver halide photographic light-sensitive material excellent in treatment stability Jan. 9, 1990
4892812 Silver halide photosensitive materials Jan. 9, 1990
4888273 Stabilized tabular silver halide grain emulsions Dec. 19, 1989
4886738 Silver halide color photographic material Dec. 12, 1989
4885233 Mercury and benzothiazolium salt stabilization of a photographic recording material Dec. 5, 1989
4873181 Silver halide photographic material Oct. 10, 1989
H691 Heat developable photographic element Oct. 3, 1989
4865965 Light sensitive emulsion and element containing a cyclic ether compound and process for using same Sep. 12, 1989
4865947 Silver halide photographic material Sep. 12, 1989
4863846 Silver halide photographic light-sensitive material Sep. 5, 1989
4863844 Gold and sulfur sensitized silver halide light-sensitive photographic material Sep. 5, 1989
4859576 Silver halide photographic material comprising a protective layer containing a polyoxyethylene surface active agent Aug. 22, 1989

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