CH323635A - Process for reducing the blue sensitivity of photographic silver halide emulsions - Google Patents
Process for reducing the blue sensitivity of photographic silver halide emulsionsInfo
- Publication number
- CH323635A CH323635A CH323635DA CH323635A CH 323635 A CH323635 A CH 323635A CH 323635D A CH323635D A CH 323635DA CH 323635 A CH323635 A CH 323635A
- Authority
- CH
- Switzerland
- Prior art keywords
- reducing
- silver halide
- halide emulsions
- photographic silver
- blue sensitivity
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/36—Desensitisers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48592—Positive image obtained by various effects other than photohole bleaching or internal image desensitisation, e.g. Sabatier, Clayden effect
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE323635X | 1953-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH323635A true CH323635A (en) | 1957-08-15 |
Family
ID=6174656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH323635D CH323635A (en) | 1953-03-16 | 1954-03-16 | Process for reducing the blue sensitivity of photographic silver halide emulsions |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE527271A (en) |
CH (1) | CH323635A (en) |
FR (1) | FR1095269A (en) |
GB (1) | GB748681A (en) |
NL (1) | NL88424C (en) |
-
0
- NL NL88424D patent/NL88424C/xx active
- BE BE527271D patent/BE527271A/xx unknown
-
1954
- 1954-03-13 FR FR1095269D patent/FR1095269A/en not_active Expired
- 1954-03-16 CH CH323635D patent/CH323635A/en unknown
- 1954-03-16 GB GB7662/54A patent/GB748681A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL88424C (en) | |
GB748681A (en) | 1956-05-09 |
BE527271A (en) | |
FR1095269A (en) | 1955-05-31 |
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