FR64174E - Improved process for sensitizing photographic emulsions and resulting products - Google Patents

Improved process for sensitizing photographic emulsions and resulting products

Info

Publication number
FR64174E
FR64174E FR64174DA FR64174E FR 64174 E FR64174 E FR 64174E FR 64174D A FR64174D A FR 64174DA FR 64174 E FR64174 E FR 64174E
Authority
FR
France
Prior art keywords
improved process
resulting products
photographic emulsions
sensitizing photographic
sensitizing
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
Other languages
French (fr)
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 Pathe SA
Original Assignee
Kodak Pathe SA
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 Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR64174E publication Critical patent/FR64174E/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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Coloring (AREA)
FR64174D 1952-11-08 1953-11-05 Improved process for sensitizing photographic emulsions and resulting products Expired FR64174E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US319616A US2743182A (en) 1952-11-08 1952-11-08 Chemical sensitization of photographic emulsions

Publications (1)

Publication Number Publication Date
FR64174E true FR64174E (en) 1955-10-21

Family

ID=23243007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR64174D Expired FR64174E (en) 1952-11-08 1953-11-05 Improved process for sensitizing photographic emulsions and resulting products

Country Status (4)

Country Link
US (1) US2743182A (en)
DE (1) DE972720C (en)
FR (1) FR64174E (en)
GB (1) GB734474A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3266898A (en) * 1958-09-03 1966-08-16 Levy Marilyn Pre-development latensification using polyalkylene amines
BE604938A (en) * 1960-06-17
JPS5548292B2 (en) * 1972-06-17 1980-12-05
US3930867A (en) * 1974-01-07 1976-01-06 E. I. Du Pont De Nemours And Company Macrocyclic polyamines as sensitizers for silver halide emulsions
US4335202A (en) * 1981-08-12 1982-06-15 E. I. Du Pont De Nemours And Company Tetraazaundecane and complexes as sensitizers for silver halide emulsion
JP2777949B2 (en) 1992-04-03 1998-07-23 富士写真フイルム株式会社 Silver halide color photographic materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE469014A (en) * 1942-02-13
BE474236A (en) * 1946-06-29
US2540086A (en) * 1948-06-17 1951-02-06 Silver halibe emulsions
US2521925A (en) * 1948-11-18 1950-09-12 Eastman Kodak Co Chemical sensitization of photographic emulsions
BE492214A (en) * 1948-11-18
BE498287A (en) * 1949-09-24

Also Published As

Publication number Publication date
GB734474A (en) 1955-08-03
US2743182A (en) 1956-04-24
DE972720C (en) 1959-09-10

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