FR824219A - Improvements to photographic emulsions - Google Patents

Improvements to photographic emulsions

Info

Publication number
FR824219A
FR824219A FR824219DA FR824219A FR 824219 A FR824219 A FR 824219A FR 824219D A FR824219D A FR 824219DA FR 824219 A FR824219 A FR 824219A
Authority
FR
France
Prior art keywords
photographic emulsions
photographic
emulsions
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 FR824219A publication Critical patent/FR824219A/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
    • G03C1/30—Hardeners

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paints Or Removers (AREA)
FR824219D 1936-07-10 1937-07-10 Improvements to photographic emulsions Expired FR824219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90000A US2139774A (en) 1936-07-10 1936-07-10 Sensitizing and hardening photographic emulsions

Publications (1)

Publication Number Publication Date
FR824219A true FR824219A (en) 1938-02-04

Family

ID=22220603

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824219D Expired FR824219A (en) 1936-07-10 1937-07-10 Improvements to photographic emulsions

Country Status (4)

Country Link
US (1) US2139774A (en)
DE (1) DE696896C (en)
FR (1) FR824219A (en)
GB (1) GB479419A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640752A (en) * 1949-11-30 1953-06-02 Ethicon Suture Lab Inc Process of making sutures

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2441440A (en) * 1945-01-25 1948-05-11 Du Pont Silver halide photographic emulsions of enhanced light sensitivity
US2493838A (en) * 1945-07-19 1950-01-10 Bennett F Terry Photoprinting processes
US2728662A (en) * 1947-08-13 1955-12-27 Eastman Kodak Co Method of preparing photographic emulsions
BE484326A (en) * 1947-08-13
US2614931A (en) * 1947-08-13 1952-10-21 Eastman Kodak Co Method of preparing cellulose ester-silver-halide photographic emulsions
BE484325A (en) * 1947-08-13
US2938763A (en) * 1956-02-20 1960-05-31 Jr Edward H Harris Tanning with acetonylacetone
US3047394A (en) * 1958-08-01 1962-07-31 Eastman Kodak Co Photosensitive products containing therein layers hardened by bisepoxides

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640752A (en) * 1949-11-30 1953-06-02 Ethicon Suture Lab Inc Process of making sutures

Also Published As

Publication number Publication date
US2139774A (en) 1938-12-13
GB479419A (en) 1938-02-04
DE696896C (en) 1940-10-02

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