GB1441612A - Method of making photographic silver halide materials - Google Patents

Method of making photographic silver halide materials

Info

Publication number
GB1441612A
GB1441612A GB268773A GB268773A GB1441612A GB 1441612 A GB1441612 A GB 1441612A GB 268773 A GB268773 A GB 268773A GB 268773 A GB268773 A GB 268773A GB 1441612 A GB1441612 A GB 1441612A
Authority
GB
United Kingdom
Prior art keywords
silver halide
silver
halide
emulsions
emulsion
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.)
Expired
Application number
GB268773A
Other languages
English (en)
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.)
Kodak Ltd
Original Assignee
Kodak Ltd
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
Application filed by Kodak Ltd filed Critical Kodak Ltd
Priority to GB268773A priority Critical patent/GB1441612A/en
Priority to DE19742402130 priority patent/DE2402130C3/de
Priority to BE139995A priority patent/BE809950A/xx
Priority to JP799674A priority patent/JPS581408B2/ja
Priority to US502695A priority patent/US3917485A/en
Publication of GB1441612A publication Critical patent/GB1441612A/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
    • G03C1/485—Direct positive emulsions
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • 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
    • G03C1/015—Apparatus or processes for the preparation of 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03535—Core-shell grains
    • 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
    • G03C2200/06—Additive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB268773A 1973-01-18 1973-01-18 Method of making photographic silver halide materials Expired GB1441612A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB268773A GB1441612A (en) 1973-01-18 1973-01-18 Method of making photographic silver halide materials
DE19742402130 DE2402130C3 (de) 1973-01-18 1974-01-17 Verfahren zur Herstellung einer photographischen Silberhalogenidemulsion mit innenempfindlichen Silberhalogenidkörnern
BE139995A BE809950A (en) 1973-01-18 1974-01-18 Photographic emulsion with internally sensitised grains - mfd by pptn of silver halide on surface sensitised or fogged grains by alternate addn. of excess silver halide ions
JP799674A JPS581408B2 (ja) 1973-01-18 1974-01-18 シヤシンハロゲンカギンニユウザイ ノ セイホウ
US502695A US3917485A (en) 1973-01-18 1974-09-03 Method of making photographic silver halide emulsions and products thereof

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB268773A GB1441612A (en) 1973-01-18 1973-01-18 Method of making photographic silver halide materials
GB1512773 1973-03-29

Publications (1)

Publication Number Publication Date
GB1441612A true GB1441612A (en) 1976-07-07

Family

ID=26237669

Family Applications (1)

Application Number Title Priority Date Filing Date
GB268773A Expired GB1441612A (en) 1973-01-18 1973-01-18 Method of making photographic silver halide materials

Country Status (3)

Country Link
JP (1) JPS581408B2 (https=)
DE (1) DE2402130C3 (https=)
GB (1) GB1441612A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539290A (en) * 1983-09-27 1985-09-03 E. I. Du Pont De Nemours And Company Process for pulsed flow, balanced double jet precipitation
US4666669A (en) * 1983-09-27 1987-05-19 E. I. Du Pont De Nemours And Company Apparatus for pulsed flow, balanced double jet precipitation

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63264740A (ja) * 1986-12-22 1988-11-01 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
JPH0769579B2 (ja) * 1987-11-26 1995-07-31 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
US5156946A (en) * 1988-05-30 1992-10-20 Fuji Photo Film Co., Ltd Silver halide photographic materials
GB8821433D0 (en) * 1988-09-13 1988-10-12 Ciba Geigy Ag Photographic emulsions
EP0376500B1 (en) * 1988-12-27 1994-04-13 Ilford Ag Process for the spectral sensitisation of a silver halide emulsion
DE68922600T2 (de) * 1989-02-17 1995-11-09 Agfa Gevaert Nv Verfahren zur Herstellung von Silberhalogenidemulsionen.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539290A (en) * 1983-09-27 1985-09-03 E. I. Du Pont De Nemours And Company Process for pulsed flow, balanced double jet precipitation
US4666669A (en) * 1983-09-27 1987-05-19 E. I. Du Pont De Nemours And Company Apparatus for pulsed flow, balanced double jet precipitation

Also Published As

Publication number Publication date
DE2402130B2 (de) 1979-12-13
JPS581408B2 (ja) 1983-01-11
JPS49106321A (https=) 1974-10-08
DE2402130A1 (de) 1974-08-01
DE2402130C3 (de) 1980-08-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee