GB1175106A - Photographic Processes - Google Patents

Photographic Processes

Info

Publication number
GB1175106A
GB1175106A GB39264/67A GB3926467A GB1175106A GB 1175106 A GB1175106 A GB 1175106A GB 39264/67 A GB39264/67 A GB 39264/67A GB 3926467 A GB3926467 A GB 3926467A GB 1175106 A GB1175106 A GB 1175106A
Authority
GB
United Kingdom
Prior art keywords
tropolone
photographic processes
aug
boron
bromide
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
GB39264/67A
Inventor
Joseph Samuel Yudelson
Randall Edward Mack
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
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1175106A publication Critical patent/GB1175106A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/38—Fixing; Developing-fixing; Hardening-fixing
    • 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
    • G03C1/42—Developers or their precursors

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)

Abstract

1,175,106. Tropolone boron bromide. EASTMAN KODAK CO. 25 Aug., 1967 [29 Aug., 1966], No. 39264/67. Heading C2C. [Also in Divisions C3 and G2] Tropolone boron bromide is prepared by reacting tropolone with boron tribromide.
GB39264/67A 1966-08-29 1967-08-25 Photographic Processes Expired GB1175106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57554866A 1966-08-29 1966-08-29

Publications (1)

Publication Number Publication Date
GB1175106A true GB1175106A (en) 1969-12-23

Family

ID=24300741

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39264/67A Expired GB1175106A (en) 1966-08-29 1967-08-25 Photographic Processes

Country Status (4)

Country Link
US (1) US3615510A (en)
BE (1) BE703006A (en)
DE (1) DE1597540A1 (en)
GB (1) GB1175106A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951661A (en) * 1971-04-30 1976-04-20 Konishiroku Photo Industry Co. Silver halide emulsion containing an arylphosphonium salt as antifoggant
JPS5536982B2 (en) * 1972-12-08 1980-09-25
CH584912A5 (en) * 1973-10-18 1977-02-15 Ciba Geigy Ag
US4411985A (en) * 1981-09-17 1983-10-25 Eastman Kodak Company Heat stabilizable photographic silver halide material and process
JPS60260952A (en) * 1984-06-08 1985-12-24 Konishiroku Photo Ind Co Ltd Treatment of silver halide photographic sensitive material and its processing solution
GB9118299D0 (en) * 1991-08-24 1991-10-09 Kodak Ltd Method of photographic processing
US20060172210A1 (en) * 2003-12-26 2006-08-03 Osamu Yamate Positive electrostatic charge control agent and toner for developing electrostatic image

Also Published As

Publication number Publication date
DE1597540A1 (en) 1970-06-11
US3615510A (en) 1971-10-26
BE703006A (en) 1968-01-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees