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FR780687A - Manufacturing process of anti-halo layers and filter layers with triphenylmethane dyes - Google Patents

Manufacturing process of anti-halo layers and filter layers with triphenylmethane dyes

Info

Publication number
FR780687A
FR780687A FR780687DA FR780687A FR 780687 A FR780687 A FR 780687A FR 780687D A FR780687D A FR 780687DA FR 780687 A FR780687 A FR 780687A
Authority
FR
France
Prior art keywords
layers
manufacturing process
halo
triphenylmethane dyes
filter layers
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR780687A publication Critical patent/FR780687A/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
    • G03C1/83—Organic dyestuffs therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR780687D 1933-11-18 1934-11-02 Manufacturing process of anti-halo layers and filter layers with triphenylmethane dyes Expired FR780687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE446583X 1933-11-18

Publications (1)

Publication Number Publication Date
FR780687A true FR780687A (en) 1935-04-30

Family

ID=6537900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR780687D Expired FR780687A (en) 1933-11-18 1934-11-02 Manufacturing process of anti-halo layers and filter layers with triphenylmethane dyes

Country Status (3)

Country Link
US (1) US2098891A (en)
FR (1) FR780687A (en)
GB (1) GB446583A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE492873A (en) * 1948-12-23
BE503129A (en) * 1950-05-12

Also Published As

Publication number Publication date
GB446583A (en) 1936-05-04
US2098891A (en) 1937-11-09

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