GB818639A - Anti-halation layers and filter layers for photographic materials - Google Patents

Anti-halation layers and filter layers for photographic materials

Info

Publication number
GB818639A
GB818639A GB1964856A GB1964856A GB818639A GB 818639 A GB818639 A GB 818639A GB 1964856 A GB1964856 A GB 1964856A GB 1964856 A GB1964856 A GB 1964856A GB 818639 A GB818639 A GB 818639A
Authority
GB
United Kingdom
Prior art keywords
acid
pyrazolone
aldehyde
carbazole
methyl
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
GB1964856A
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.)
Agfa Gevaert NV
Original Assignee
Agfa 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 Agfa AG filed Critical Agfa AG
Publication of GB818639A publication Critical patent/GB818639A/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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Plural Heterocyclic Compounds (AREA)
GB1964856A 1955-06-25 1956-06-25 Anti-halation layers and filter layers for photographic materials Expired GB818639A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA22946A DE1003573B (de) 1955-06-25 1955-06-25 Verfahren zur Herstellung von Lichthofschutz- und Filterschichten fuer photographische Materialien

Publications (1)

Publication Number Publication Date
GB818639A true GB818639A (en) 1959-08-19

Family

ID=6925312

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1964856A Expired GB818639A (en) 1955-06-25 1956-06-25 Anti-halation layers and filter layers for photographic materials

Country Status (5)

Country Link
BE (1) BE548978A (fr)
CH (1) CH346761A (fr)
DE (1) DE1003573B (fr)
FR (1) FR1154727A (fr)
GB (1) GB818639A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015194152A1 (fr) * 2014-06-20 2015-12-23 株式会社ケミクレア Photosensibilisateur et élément de conversion photoélectrique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855215A (en) * 1972-01-04 1974-12-17 Eastman Kodak Co Methine compounds
US3844715A (en) * 1972-12-29 1974-10-29 American Aniline Prod Polymeric materials colored with yellow methine dyes and pigments
EP0078233A1 (fr) * 1981-10-15 1983-05-04 Ciba-Geigy Ag Matière d'enregistrement photosensible fournissant des images de polymères et colorants

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015194152A1 (fr) * 2014-06-20 2015-12-23 株式会社ケミクレア Photosensibilisateur et élément de conversion photoélectrique
CN106463272A (zh) * 2014-06-20 2017-02-22 株式会社凯美科瑞亚 光敏剂及光电转换元件
US9748044B2 (en) 2014-06-20 2017-08-29 Chemicrea Inc. Photosensitizer and photoelectric conversion device
CN106463272B (zh) * 2014-06-20 2018-06-08 株式会社凯美科瑞亚 光敏剂及光电转换元件

Also Published As

Publication number Publication date
FR1154727A (fr) 1958-04-16
DE1003573B (de) 1957-02-28
BE548978A (fr)
CH346761A (de) 1960-05-31

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