BE785508A - DIRECTLY POSITIVE PHOTOGRAPHIC MATERIALS AND PROCESS FOR THEIR PREPARATION - Google Patents

DIRECTLY POSITIVE PHOTOGRAPHIC MATERIALS AND PROCESS FOR THEIR PREPARATION

Info

Publication number
BE785508A
BE785508A BE785508A BE785508A BE785508A BE 785508 A BE785508 A BE 785508A BE 785508 A BE785508 A BE 785508A BE 785508 A BE785508 A BE 785508A BE 785508 A BE785508 A BE 785508A
Authority
BE
Belgium
Prior art keywords
preparation
photographic materials
positive photographic
directly positive
directly
Prior art date
Application number
BE785508A
Other languages
French (fr)
Inventor
A T Bourov
P A Simidtchieva
R T Stoytcheva
Y P Malinovski
Original Assignee
Inst Phisikochimia Pri Bulgars
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 Inst Phisikochimia Pri Bulgars filed Critical Inst Phisikochimia Pri Bulgars
Publication of BE785508A publication Critical patent/BE785508A/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
    • G03C1/705—Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/105—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by conversion of non-conductive material on or in the support into conductive material, e.g. by using an energy beam
    • H05K3/106—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by conversion of non-conductive material on or in the support into conductive material, e.g. by using an energy beam by photographic methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Metallurgy (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Photoreceptors In Electrophotography (AREA)
BE785508A 1971-07-30 1972-06-28 DIRECTLY POSITIVE PHOTOGRAPHIC MATERIALS AND PROCESS FOR THEIR PREPARATION BE785508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG1820371A BG17681A1 (en) 1971-07-30 1971-07-30

Publications (1)

Publication Number Publication Date
BE785508A true BE785508A (en) 1972-10-16

Family

ID=3897999

Family Applications (1)

Application Number Title Priority Date Filing Date
BE785508A BE785508A (en) 1971-07-30 1972-06-28 DIRECTLY POSITIVE PHOTOGRAPHIC MATERIALS AND PROCESS FOR THEIR PREPARATION

Country Status (7)

Country Link
BE (1) BE785508A (en)
BG (1) BG17681A1 (en)
DE (1) DE2235983A1 (en)
FR (1) FR2148038B1 (en)
GB (1) GB1376836A (en)
IT (1) IT958524B (en)
NL (1) NL7208299A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1092877A (en) * 1976-11-05 1981-01-06 Nicholas F. Borrelli Photosensitive film and methods
US4246337A (en) * 1978-05-01 1981-01-20 Corning Glass Works Photosensitive medium for optical information storage
FR2460205A1 (en) * 1979-07-03 1981-01-23 Inst Elektrodinamiki Akademii Radiation-sensitive recording material - with a metallic layer e.g. of copper or silver and an inorganic layer of arsenic, antimony or bismuth chalcogenide, with an intermediate s
US4239338A (en) * 1979-10-22 1980-12-16 Corning Glass Works Silver halide optical information storage media

Also Published As

Publication number Publication date
IT958524B (en) 1973-10-30
FR2148038B1 (en) 1977-01-14
BG17681A1 (en) 1973-12-25
NL7208299A (en) 1973-02-01
FR2148038A1 (en) 1973-03-16
DE2235983A1 (en) 1973-03-15
GB1376836A (en) 1974-12-11

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