FR730229A - Couche anti-halo ou couche d'écran pour plaques et pellicules photographiques - Google Patents

Couche anti-halo ou couche d'écran pour plaques et pellicules photographiques

Info

Publication number
FR730229A
FR730229A FR730229DA FR730229A FR 730229 A FR730229 A FR 730229A FR 730229D A FR730229D A FR 730229DA FR 730229 A FR730229 A FR 730229A
Authority
FR
France
Prior art keywords
layer
film
halo
photographic plates
screen layer
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.)
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 FR730229A publication Critical patent/FR730229A/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
    • G03C1/831—Azo dyes
    • 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)
  • Optical Filters (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR730229D 1931-01-22 1932-01-20 Couche anti-halo ou couche d'écran pour plaques et pellicules photographiques Expired FR730229A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI40490D DE557144C (de) 1931-01-22 1931-01-22 Verfahren zur Herstellung photographischer Filter- und Lichthofschutzschichten

Publications (1)

Publication Number Publication Date
FR730229A true FR730229A (fr) 1932-08-09

Family

ID=31983832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730229D Expired FR730229A (fr) 1931-01-22 1932-01-20 Couche anti-halo ou couche d'écran pour plaques et pellicules photographiques

Country Status (5)

Country Link
US (1) US2050588A (fr)
BE (1) BE385844A (fr)
DE (1) DE557144C (fr)
FR (1) FR730229A (fr)
GB (1) GB383799A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2496843A (en) * 1948-03-10 1950-02-07 Gen Aniline & Film Corp Photographic elements containing hydroxy heavy metal salts of trinuclear iminol cyanine dyes as filter and antihalation dyes
US2632004A (en) * 1949-09-29 1953-03-17 Eastman Kodak Co Resin azo dye
US5213954A (en) * 1989-07-31 1993-05-25 Minnesota Mining And Manufacturing Company White light handleable negative-acting silver halide photographic elements
JPH03210553A (ja) * 1990-01-16 1991-09-13 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料

Also Published As

Publication number Publication date
US2050588A (en) 1936-08-11
DE557144C (de) 1932-08-19
GB383799A (en) 1932-11-24
BE385844A (fr) 1932-02-29

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