GB634341A - Azo coupling components for photographic diazotype materials - Google Patents

Azo coupling components for photographic diazotype materials

Info

Publication number
GB634341A
GB634341A GB22003/47A GB2200347A GB634341A GB 634341 A GB634341 A GB 634341A GB 22003/47 A GB22003/47 A GB 22003/47A GB 2200347 A GB2200347 A GB 2200347A GB 634341 A GB634341 A GB 634341A
Authority
GB
United Kingdom
Prior art keywords
acid
methylenesulphonic
dihydroxynaphthalene
coupling components
photographic
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
GB22003/47A
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
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 General Aniline and Film Corp filed Critical General Aniline and Film Corp
Publication of GB634341A publication Critical patent/GB634341A/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
    • G03C1/52—Compositions containing diazo compounds as photosensitive substances
    • G03C1/58—Coupling substances therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB22003/47A 1946-10-26 1947-08-08 Azo coupling components for photographic diazotype materials Expired GB634341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US634341XA 1946-10-26 1946-10-26

Publications (1)

Publication Number Publication Date
GB634341A true GB634341A (en) 1950-03-15

Family

ID=22049157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22003/47A Expired GB634341A (en) 1946-10-26 1947-08-08 Azo coupling components for photographic diazotype materials

Country Status (2)

Country Link
FR (1) FR954570A (xx)
GB (1) GB634341A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307949A (en) * 1962-08-15 1967-03-07 Keuffel & Esser Co Diazotype intermediate comprising a layer containing a tri-substituted phenol coupler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307949A (en) * 1962-08-15 1967-03-07 Keuffel & Esser Co Diazotype intermediate comprising a layer containing a tri-substituted phenol coupler

Also Published As

Publication number Publication date
FR954570A (xx) 1950-01-03

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