FR779716A - Perfectionnements à la production d'épreuves photographiques diazotypes - Google Patents

Perfectionnements à la production d'épreuves photographiques diazotypes

Info

Publication number
FR779716A
FR779716A FR779716DA FR779716A FR 779716 A FR779716 A FR 779716A FR 779716D A FR779716D A FR 779716DA FR 779716 A FR779716 A FR 779716A
Authority
FR
France
Prior art keywords
production
photographic prints
diazotype photographic
diazotype
prints
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.)
S C & P Harding
Original Assignee
S C & P Harding
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 S C & P Harding filed Critical S C & P Harding
Application granted granted Critical
Publication of FR779716A publication Critical patent/FR779716A/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
    • G03C1/52—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)
  • Color Printing (AREA)
FR779716D 1933-09-11 1934-09-10 Perfectionnements à la production d'épreuves photographiques diazotypes Expired FR779716A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25168/33A GB425235A (en) 1933-09-11 1933-09-11 Improvements in or relating to the production of photographic diazotype prints

Publications (1)

Publication Number Publication Date
FR779716A true FR779716A (fr) 1935-04-11

Family

ID=10223317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR779716D Expired FR779716A (fr) 1933-09-11 1934-09-10 Perfectionnements à la production d'épreuves photographiques diazotypes

Country Status (4)

Country Link
US (1) US2113944A (fr)
DE (1) DE684334C (fr)
FR (1) FR779716A (fr)
GB (1) GB425235A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442061A (en) * 1944-09-26 1948-05-25 Gen Aniline & Film Corp Acid stabilized light-sensitive diazotype coating
NL61567C (fr) * 1945-09-07
US2489728A (en) * 1947-09-16 1949-11-29 Gen Aniline & Film Corp Monobasic salts of phosphate acids as stabilizers for diazotype prints
NL82334C (fr) * 1951-03-20
US2741558A (en) * 1952-03-11 1956-04-10 Grinten Chem L V D Process for the manufacture of diazotype copies
US2789904A (en) * 1953-09-17 1957-04-23 Gen Aniline & Film Corp Diazo print process
BE545042A (fr) * 1955-02-11
NL235161A (fr) * 1958-01-18
GB867630A (en) * 1958-06-04 1961-05-10 Grinten Chem L V D Diazotype material
BE584387A (fr) * 1958-11-10
NL268816A (fr) * 1961-08-31
NL6800538A (fr) * 1968-01-12 1969-07-15
US3719491A (en) * 1968-06-18 1973-03-06 Gaf Corp Diazo-type reproduction process
DE2003542A1 (de) * 1970-01-27 1971-08-12 Kalle Ag Diazotypieverfahren
US4286041A (en) * 1976-12-10 1981-08-25 Oce-Van Der Grinten Composition and process for developing diazotype material

Also Published As

Publication number Publication date
GB425235A (en) 1935-03-11
US2113944A (en) 1938-04-12
DE684334C (de) 1939-11-25

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