FR930168A - Colorants décolorables et leur application aux couches antihalo ou filtrantes pour plaques ou films photographiques - Google Patents

Colorants décolorables et leur application aux couches antihalo ou filtrantes pour plaques ou films photographiques

Info

Publication number
FR930168A
FR930168A FR930168DA FR930168A FR 930168 A FR930168 A FR 930168A FR 930168D A FR930168D A FR 930168DA FR 930168 A FR930168 A FR 930168A
Authority
FR
France
Prior art keywords
antihalation
films
application
filter layers
photographic plates
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)
Inventor
Joseph Valette
Georges Voisin
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.)
Lumiere SA
Original Assignee
Lumiere 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 Lumiere SA filed Critical Lumiere SA
Application granted granted Critical
Publication of FR930168A publication Critical patent/FR930168A/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
    • G03C1/83—Organic dyestuffs therefor
    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/12—Amino derivatives of triarylmethanes without any OH group bound to an aryl nucleus
    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR930168D 1946-07-03 1946-07-03 Colorants décolorables et leur application aux couches antihalo ou filtrantes pour plaques ou films photographiques Expired FR930168A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR930168T 1946-07-03

Publications (1)

Publication Number Publication Date
FR930168A true FR930168A (fr) 1948-01-19

Family

ID=9444066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930168D Expired FR930168A (fr) 1946-07-03 1946-07-03 Colorants décolorables et leur application aux couches antihalo ou filtrantes pour plaques ou films photographiques

Country Status (1)

Country Link
FR (1) FR930168A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904433A (en) * 1950-05-12 1959-09-15 Agfa Ag Process of producing antihalation and filter layers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904433A (en) * 1950-05-12 1959-09-15 Agfa Ag Process of producing antihalation and filter layers

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