FR1118422A - New azo compounds absorbing ultraviolet rays and their applications, in particular in photography - Google Patents

New azo compounds absorbing ultraviolet rays and their applications, in particular in photography

Info

Publication number
FR1118422A
FR1118422A FR1118422DA FR1118422A FR 1118422 A FR1118422 A FR 1118422A FR 1118422D A FR1118422D A FR 1118422DA FR 1118422 A FR1118422 A FR 1118422A
Authority
FR
France
Prior art keywords
photography
applications
ultraviolet rays
azo compounds
absorbing ultraviolet
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe 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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR1118422A publication Critical patent/FR1118422A/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
    • G03C1/815—Photosensitive materials characterised by the base or auxiliary layers characterised by means for filtering or absorbing ultraviolet light, e.g. optical bleaching
    • G03C1/8155—Organic compounds therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
FR1118422D 1953-10-13 1954-10-12 New azo compounds absorbing ultraviolet rays and their applications, in particular in photography Expired FR1118422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US761728XA 1953-10-13 1953-10-13

Publications (1)

Publication Number Publication Date
FR1118422A true FR1118422A (en) 1956-06-06

Family

ID=22130393

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118422D Expired FR1118422A (en) 1953-10-13 1954-10-12 New azo compounds absorbing ultraviolet rays and their applications, in particular in photography

Country Status (2)

Country Link
FR (1) FR1118422A (en)
GB (1) GB761728A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1093550B (en) * 1955-06-29 1960-11-24 Ici Ltd The absorption of UV light in plastics
US5298658A (en) * 1991-12-20 1994-03-29 E. I. Du Pont De Nemours And Company Photographic elements with reduced print-through

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3164468A (en) * 1960-06-06 1965-01-05 Gen Aniline & Film Corp Photomechanical reversal process and foil and dyes for use therein

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1093550B (en) * 1955-06-29 1960-11-24 Ici Ltd The absorption of UV light in plastics
US5298658A (en) * 1991-12-20 1994-03-29 E. I. Du Pont De Nemours And Company Photographic elements with reduced print-through
US5298378A (en) * 1991-12-20 1994-03-29 E. I. Du Pont De Nemours And Company Photographic elements with reduced print-through

Also Published As

Publication number Publication date
GB761728A (en) 1956-11-21

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