FR731478A - Perfectionnements aux couches dorsales anti-halo pour produits photographiques - Google Patents

Perfectionnements aux couches dorsales anti-halo pour produits photographiques

Info

Publication number
FR731478A
FR731478A FR731478DA FR731478A FR 731478 A FR731478 A FR 731478A FR 731478D A FR731478D A FR 731478DA FR 731478 A FR731478 A FR 731478A
Authority
FR
France
Prior art keywords
halo
backing layers
photographic products
photographic
products
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 FR731478A publication Critical patent/FR731478A/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
    • G03C1/76—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
    • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR731478D 1931-02-16 1932-02-16 Perfectionnements aux couches dorsales anti-halo pour produits photographiques Expired FR731478A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US516046A US1942852A (en) 1931-02-16 1931-02-16 Nonhalation backing for photographic film

Publications (1)

Publication Number Publication Date
FR731478A true FR731478A (fr) 1932-09-03

Family

ID=24053899

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731478D Expired FR731478A (fr) 1931-02-16 1932-02-16 Perfectionnements aux couches dorsales anti-halo pour produits photographiques

Country Status (4)

Country Link
US (1) US1942852A (fr)
DE (1) DE653197C (fr)
FR (1) FR731478A (fr)
GB (1) GB379984A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753825C (de) * 1940-12-25 1952-10-20 Schallband Syndikat A G Verfahren zur Herstellung von Baendern fuer mechanische Schallaufnahmen
US2462534A (en) * 1946-03-29 1949-02-22 Du Pont Light-sensitive photographic elements
BE506949A (fr) * 1950-11-07
DE1027065B (de) * 1956-10-20 1958-03-27 Detag Lichtfilterverwendung fuer Aufsichts- und Durchsichtszwecke
GB1239350A (fr) * 1969-04-14 1971-07-14

Also Published As

Publication number Publication date
DE653197C (de) 1937-11-16
GB379984A (en) 1932-09-08
US1942852A (en) 1934-01-09

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