FR864776A - Improvements to photographic films - Google Patents

Improvements to photographic films

Info

Publication number
FR864776A
FR864776A FR864776DA FR864776A FR 864776 A FR864776 A FR 864776A FR 864776D A FR864776D A FR 864776DA FR 864776 A FR864776 A FR 864776A
Authority
FR
France
Prior art keywords
photographic films
photographic
films
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 FR864776A publication Critical patent/FR864776A/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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/835—Macromolecular substances therefor, e.g. mordants
    • 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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/156—Precursor compound
    • Y10S430/16—Blocked developers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Laminated Bodies (AREA)
FR864776D 1939-04-14 1940-04-12 Improvements to photographic films Expired FR864776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2319080X 1939-04-14

Publications (1)

Publication Number Publication Date
FR864776A true FR864776A (en) 1941-05-05

Family

ID=10903749

Family Applications (2)

Application Number Title Priority Date Filing Date
FR864776D Expired FR864776A (en) 1939-04-14 1940-04-12 Improvements to photographic films
FR54820D Expired FR54820E (en) 1939-04-14 1946-09-18 Improvements to photographic films

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR54820D Expired FR54820E (en) 1939-04-14 1946-09-18 Improvements to photographic films

Country Status (2)

Country Link
US (1) US2319080A (en)
FR (2) FR864776A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2462534A (en) * 1946-03-29 1949-02-22 Du Pont Light-sensitive photographic elements
US2502529A (en) * 1946-09-18 1950-04-04 Du Pont Photographically sensitive X-ray film elements

Also Published As

Publication number Publication date
US2319080A (en) 1943-05-11
FR54820E (en) 1950-08-02

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