FR826492A - Perfectionnements au tannage de la gélatine et des émulsions photographiques - Google Patents

Perfectionnements au tannage de la gélatine et des émulsions photographiques

Info

Publication number
FR826492A
FR826492A FR826492DA FR826492A FR 826492 A FR826492 A FR 826492A FR 826492D A FR826492D A FR 826492DA FR 826492 A FR826492 A FR 826492A
Authority
FR
France
Prior art keywords
gelatin
photographic emulsion
tanning
emulsion tanning
photographic
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
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 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 FR826492A publication Critical patent/FR826492A/fr
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
    • G03C1/30—Hardeners
    • G03C1/301—Aldehydes or derivatives thereof, e.g. bisulfite addition products

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)
  • Compositions Of Macromolecular Compounds (AREA)
FR826492D 1936-09-10 1937-09-09 Perfectionnements au tannage de la gélatine et des émulsions photographiques Expired FR826492A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US100137A US2080019A (en) 1936-09-10 1936-09-10 Hardening photographic emulsion

Publications (1)

Publication Number Publication Date
FR826492A true FR826492A (fr) 1938-03-31

Family

ID=22278273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR826492D Expired FR826492A (fr) 1936-09-10 1937-09-09 Perfectionnements au tannage de la gélatine et des émulsions photographiques

Country Status (3)

Country Link
US (1) US2080019A (fr)
FR (1) FR826492A (fr)
GB (1) GB487471A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128184A (en) * 1960-01-25 1964-04-07 Eastman Kodak Co Antifoggants for gold sensitized emulsions in the presence of reduction sensitizers
US3128185A (en) * 1960-01-25 1964-04-07 Eastman Kodak Co Antifoggants for formaldehydehardened photographic layers
FR2547333A2 (fr) * 1983-03-24 1984-12-14 Pardies Jean Claude Procede de montage et d'assemblage d'une charpente en bois

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2523324A (en) * 1947-04-23 1950-09-26 United Shoe Machinery Corp Tanning with esters of chloroformic acid in an nonaqueous medium
US3123492A (en) * 1962-02-28 1964-03-03 Maffet
US3427158A (en) * 1966-06-02 1969-02-11 Polaroid Corp Novel photographic products and processes
JPS4946934B1 (fr) * 1971-07-17 1974-12-12
US6071688A (en) * 1998-07-29 2000-06-06 Eastman Kodak Company Providing additives to a coating composition by vaporization

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128184A (en) * 1960-01-25 1964-04-07 Eastman Kodak Co Antifoggants for gold sensitized emulsions in the presence of reduction sensitizers
US3128185A (en) * 1960-01-25 1964-04-07 Eastman Kodak Co Antifoggants for formaldehydehardened photographic layers
FR2547333A2 (fr) * 1983-03-24 1984-12-14 Pardies Jean Claude Procede de montage et d'assemblage d'une charpente en bois

Also Published As

Publication number Publication date
US2080019A (en) 1937-05-11
GB487471A (en) 1938-06-21

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