EP0234090A3 - Silver halide photographic emulsions with novel grain faces (1) - Google Patents

Silver halide photographic emulsions with novel grain faces (1)

Info

Publication number
EP0234090A3
EP0234090A3 EP86306799A EP86306799A EP0234090A3 EP 0234090 A3 EP0234090 A3 EP 0234090A3 EP 86306799 A EP86306799 A EP 86306799A EP 86306799 A EP86306799 A EP 86306799A EP 0234090 A3 EP0234090 A3 EP 0234090A3
Authority
EP
European Patent Office
Prior art keywords
silver halide
halide photographic
photographic emulsions
novel grain
grain faces
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP86306799A
Other versions
EP0234090B1 (en
EP0234090A2 (en
Inventor
Joe Edward Maskasky
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/881,768 external-priority patent/US4680254A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP0234090A2 publication Critical patent/EP0234090A2/en
Publication of EP0234090A3 publication Critical patent/EP0234090A3/en
Application granted granted Critical
Publication of EP0234090B1 publication Critical patent/EP0234090B1/en
Expired legal-status Critical Current

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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • 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
    • G03C1/0051—Tabular grain emulsions
    • 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
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/047—Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins
    • 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
    • G03C1/07—Substances influencing grain growth during silver salt formation
    • 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
    • G03C1/0051—Tabular grain emulsions
    • G03C2001/0055—Aspect ratio of tabular grains in general; High aspect ratio; Intermediate aspect ratio; Low aspect ratio
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03511—Bromide content
    • 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
    • G03C2200/00—Details
    • G03C2200/03—111 crystal face

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)
  • Crystallography & Structural Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
EP19860306799 1985-09-03 1986-09-03 Silver halide photographic emulsions with novel grain faces (1) Expired EP0234090B1 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US77186185A 1985-09-03 1985-09-03
US771861 1985-09-03
US81113385A 1985-12-19 1985-12-19
US81113285A 1985-12-19 1985-12-19
US811132 1985-12-19
US811133 1985-12-19
US06/881,768 US4680254A (en) 1985-09-03 1986-07-03 Emulsions and photographic elements containing silver halide grains having hexoctamedral crystal faces
US881768 1986-07-03

Publications (3)

Publication Number Publication Date
EP0234090A2 EP0234090A2 (en) 1987-09-02
EP0234090A3 true EP0234090A3 (en) 1988-11-30
EP0234090B1 EP0234090B1 (en) 1991-07-31

Family

ID=27505720

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19860306799 Expired EP0234090B1 (en) 1985-09-03 1986-09-03 Silver halide photographic emulsions with novel grain faces (1)

Country Status (3)

Country Link
EP (1) EP0234090B1 (en)
CA (1) CA1281225C (en)
DE (1) DE3680662D1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1696830A (en) * 1926-05-20 1928-12-25 Ig Farbenindustrie Ag Light-sensitive silver halide emulsions and process of making the same
US4011083A (en) * 1974-12-10 1977-03-08 Eastman Kodak Company Surface sensitive silver halide emulsion containing a silver complexing azaindene to reduce desensitization of optical sensitizing dye incorporated therein
US4469784A (en) * 1981-09-28 1984-09-04 Fuji Photo Film Co., Ltd. Silver halide emulsions

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1696830A (en) * 1926-05-20 1928-12-25 Ig Farbenindustrie Ag Light-sensitive silver halide emulsions and process of making the same
US4011083A (en) * 1974-12-10 1977-03-08 Eastman Kodak Company Surface sensitive silver halide emulsion containing a silver complexing azaindene to reduce desensitization of optical sensitizing dye incorporated therein
US4469784A (en) * 1981-09-28 1984-09-04 Fuji Photo Film Co., Ltd. Silver halide emulsions

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF IMAGING SCIENCE, vol. 30, no. 6, November/December 1986, pages 247-254, Society of Photographic Scientists and Engineers, Springfield, VA, US; J.E. MASKASKY: "The seven different kinds of crystal forms of photographic silver halides" *

Also Published As

Publication number Publication date
EP0234090B1 (en) 1991-07-31
EP0234090A2 (en) 1987-09-02
DE3680662D1 (en) 1991-09-05
CA1281225C (en) 1991-03-12

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