GB677772A - Improvements in or relating to the production of photographic images - Google Patents

Improvements in or relating to the production of photographic images

Info

Publication number
GB677772A
GB677772A GB19625/47A GB1962547A GB677772A GB 677772 A GB677772 A GB 677772A GB 19625/47 A GB19625/47 A GB 19625/47A GB 1962547 A GB1962547 A GB 1962547A GB 677772 A GB677772 A GB 677772A
Authority
GB
United Kingdom
Prior art keywords
image
metal
thick
layer
diazonium
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
GB19625/47A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB677772A publication Critical patent/GB677772A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/52Compositions containing diazo compounds as photosensitive substances
    • G03C1/62Metal compounds reducible to metal

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)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB19625/47A 1946-07-23 1947-07-22 Improvements in or relating to the production of photographic images Expired GB677772A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL264319X 1946-07-23

Publications (1)

Publication Number Publication Date
GB677772A true GB677772A (en) 1952-08-20

Family

ID=19781642

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19625/47A Expired GB677772A (en) 1946-07-23 1947-07-22 Improvements in or relating to the production of photographic images

Country Status (5)

Country Link
BE (1) BE474743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH264319A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE827751C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR949871A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB677772A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793118A (en) * 1952-08-13 1957-05-21 Grinten Chem L V D One component diazotype material containing at least two light sensitive diazocompounds
US3385705A (en) * 1963-10-09 1968-05-28 Philips Corp Photo-sensitive material having a shallow layer containing a benzenediazo sulfonic acid compound or salts thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793118A (en) * 1952-08-13 1957-05-21 Grinten Chem L V D One component diazotype material containing at least two light sensitive diazocompounds
US3385705A (en) * 1963-10-09 1968-05-28 Philips Corp Photo-sensitive material having a shallow layer containing a benzenediazo sulfonic acid compound or salts thereof

Also Published As

Publication number Publication date
FR949871A (fr) 1949-09-12
DE827751C (de) 1952-01-14
BE474743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH264319A (de) 1949-10-15

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