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FR1445941A - New dyes and their use in photography, especially in filter layers and anti-halo layers - Google Patents

New dyes and their use in photography, especially in filter layers and anti-halo layers

Info

Publication number
FR1445941A
FR1445941A FR29808A FR29808A FR1445941A FR 1445941 A FR1445941 A FR 1445941A FR 29808 A FR29808 A FR 29808A FR 29808 A FR29808 A FR 29808A FR 1445941 A FR1445941 A FR 1445941A
Authority
FR
France
Prior art keywords
layers
photography
halo
new 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
FR29808A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Priority claimed from US393684A external-priority patent/US3384487A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Priority to FR29808A priority Critical patent/FR1445941A/en
Application granted granted Critical
Publication of FR1445941A publication Critical patent/FR1445941A/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
    • G03C1/832—Methine or polymethine dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/107—The polymethine chain containing an even number of >CH- groups four >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
FR29808A 1964-09-01 1965-08-30 New dyes and their use in photography, especially in filter layers and anti-halo layers Expired FR1445941A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR29808A FR1445941A (en) 1964-09-01 1965-08-30 New dyes and their use in photography, especially in filter layers and anti-halo layers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US393684A US3384487A (en) 1964-09-01 1964-09-01 Butadienyl dyes for photography
FR29808A FR1445941A (en) 1964-09-01 1965-08-30 New dyes and their use in photography, especially in filter layers and anti-halo layers

Publications (1)

Publication Number Publication Date
FR1445941A true FR1445941A (en) 1966-07-15

Family

ID=26165780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR29808A Expired FR1445941A (en) 1964-09-01 1965-08-30 New dyes and their use in photography, especially in filter layers and anti-halo layers

Country Status (1)

Country Link
FR (1) FR1445941A (en)

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