BE343251A - - Google Patents

Info

Publication number
BE343251A
BE343251A BE343251DA BE343251A BE 343251 A BE343251 A BE 343251A BE 343251D A BE343251D A BE 343251DA BE 343251 A BE343251 A BE 343251A
Authority
BE
Belgium
Application number
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.)
Family has litigation
Publication of BE343251A publication Critical patent/BE343251A/xx
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26248567&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BE343251(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB1184627A external-priority patent/GB294972A/en

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
    • G03C1/61—Compositions containing diazo compounds as photosensitive substances with non-macromolecular additives

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
BE343251D 1926-12-11 BE343251A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1821281X 1926-12-11
GB1184627A GB294972A (en) 1927-05-03 1927-05-03 Improvements in the manufacture of diazo-types

Publications (1)

Publication Number Publication Date
BE343251A true BE343251A (enrdf_load_stackoverflow)

Family

ID=26248567

Family Applications (1)

Application Number Title Priority Date Filing Date
BE343251D BE343251A (enrdf_load_stackoverflow) 1926-12-11

Country Status (2)

Country Link
US (1) US1821281A (enrdf_load_stackoverflow)
BE (1) BE343251A (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2487446A (en) * 1945-12-08 1949-11-08 Gen Aniline & Film Corp Process for preventing stains on photographic color material during drying following exposure, bleaching, and fixing treatment
US2644756A (en) * 1947-02-08 1953-07-07 Polaroid Corp Photographic process for forming a positive transfer image
US2680062A (en) * 1949-07-23 1954-06-01 Keuffel & Esser Co Process for the production of azo dyestuff images
US2597306A (en) * 1949-10-05 1952-05-20 Little Inc A Printing process wherein an alkaline substance passing through stencil openings effects coupling of an azo dye in situ
NL82334C (enrdf_load_stackoverflow) * 1951-03-20
US2741558A (en) * 1952-03-11 1956-04-10 Grinten Chem L V D Process for the manufacture of diazotype copies
US2739061A (en) * 1952-09-10 1956-03-20 Grinten Chem L V D Process for the production of diazotype copies
US3135607A (en) * 1961-04-28 1964-06-02 Nashua Corp Heat development of diazo recording and copying papers which comprise a quaternary ammonium halide
NL6800538A (enrdf_load_stackoverflow) * 1968-01-12 1969-07-15
US4090879A (en) * 1976-11-15 1978-05-23 Gaf Corporation Developing solutions for 2-component diazo-type materials
JPS57125092A (en) * 1981-01-28 1982-08-04 Ricoh Co Ltd Diazonium series heat sensitive recording material
WO1988002878A1 (en) * 1986-10-20 1988-04-21 Macdermid, Incorporated Image reversal system and process

Also Published As

Publication number Publication date
US1821281A (en) 1931-09-01

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