EP0023888A3 - Process for the production of masked positive colour images by the silver dye bleach process; the photographic silver dye bleach material and its use in the production of masked positive colour images - Google Patents

Process for the production of masked positive colour images by the silver dye bleach process; the photographic silver dye bleach material and its use in the production of masked positive colour images Download PDF

Info

Publication number
EP0023888A3
EP0023888A3 EP80810234A EP80810234A EP0023888A3 EP 0023888 A3 EP0023888 A3 EP 0023888A3 EP 80810234 A EP80810234 A EP 80810234A EP 80810234 A EP80810234 A EP 80810234A EP 0023888 A3 EP0023888 A3 EP 0023888A3
Authority
EP
European Patent Office
Prior art keywords
production
colour images
silver dye
dye bleach
positive colour
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.)
Granted
Application number
EP80810234A
Other languages
German (de)
Other versions
EP0023888A2 (en
EP0023888B1 (en
Inventor
Herbert Mollet
Alfred Dr. Oetiker
Carlo Dr. Boragine
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of EP0023888A2 publication Critical patent/EP0023888A2/en
Publication of EP0023888A3 publication Critical patent/EP0023888A3/en
Application granted granted Critical
Publication of EP0023888B1 publication Critical patent/EP0023888B1/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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/156—Precursor compound
    • Y10S430/158—Development inhibitor releaser, DIR

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
EP80810234A 1979-08-01 1980-07-28 Process for the production of masked positive colour images by the silver dye bleach process and the photographic silver dye bleach material for use therein Expired EP0023888B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH707879 1979-08-01
CH7078/79 1979-08-01

Publications (3)

Publication Number Publication Date
EP0023888A2 EP0023888A2 (en) 1981-02-11
EP0023888A3 true EP0023888A3 (en) 1981-12-23
EP0023888B1 EP0023888B1 (en) 1984-01-25

Family

ID=4319584

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80810234A Expired EP0023888B1 (en) 1979-08-01 1980-07-28 Process for the production of masked positive colour images by the silver dye bleach process and the photographic silver dye bleach material for use therein

Country Status (5)

Country Link
US (1) US4310617A (en)
EP (1) EP0023888B1 (en)
JP (1) JPS5655944A (en)
CA (1) CA1156870A (en)
DE (1) DE3066277D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374914A (en) * 1980-07-22 1983-02-22 Ciba-Geigy Ltd. Process for the production of negative color images by the silver dye bleach process, and the silver dye bleach material used in this process
US4368256A (en) * 1980-07-22 1983-01-11 Ciba-Geigy Ag Process for production of masked positive color images by the silver dye bleach process and the silver dye bleach material used in this process
DE3366751D1 (en) * 1982-02-22 1986-11-13 Ciba Geigy Ag Negative working photographic silver dye-bleach material
JPH0192742A (en) * 1987-08-05 1989-04-12 Doi:Kk Production of color print having superior quality and being preservable for long year
US5399466A (en) * 1993-01-15 1995-03-21 Eastman Kodak Company [Method of processing] photographic elements having fogged grains and development inhibitors for interimage
US5979719A (en) * 1998-04-17 1999-11-09 Vesuvius Crucible Company Soft-bore monoblock pouring tube

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2547720A1 (en) * 1974-10-28 1976-04-29 Ciba Geigy Ag PROCESS FOR PRODUCING MASKED POSITIVE COLOR IMAGES BY THE SILVER COLOR BLADE PROCESS
DE2615344A1 (en) * 1975-04-10 1976-10-21 Eastman Kodak Co PHOTOGRAPHIC RECORDING MATERIAL FOR THE PRODUCTION OF REVERSE IMAGES
DE2831814A1 (en) * 1977-07-21 1979-02-08 Ciba Geigy Ag PROCESS FOR PRODUCING MASKED POSITIVE COLOR IMAGES BY THE SILVER COLOR BLADE PROCESS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2336380A (en) * 1939-04-05 1943-12-07 Gen Aniline & Film Corp Process for the production of color separation pictures of correct tone value
BE453237A (en) * 1939-11-02
US3708300A (en) * 1970-11-19 1973-01-02 Eastman Kodak Co Silver-dye-bleach photographic materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2547720A1 (en) * 1974-10-28 1976-04-29 Ciba Geigy Ag PROCESS FOR PRODUCING MASKED POSITIVE COLOR IMAGES BY THE SILVER COLOR BLADE PROCESS
DE2615344A1 (en) * 1975-04-10 1976-10-21 Eastman Kodak Co PHOTOGRAPHIC RECORDING MATERIAL FOR THE PRODUCTION OF REVERSE IMAGES
FR2307294A1 (en) * 1975-04-10 1976-11-05 Eastman Kodak Co PRODUCT FOR FORMING COLOR IMAGES BY INVERSION, WITH FAVORABLE INTERIMAGE EFFECT
DE2831814A1 (en) * 1977-07-21 1979-02-08 Ciba Geigy Ag PROCESS FOR PRODUCING MASKED POSITIVE COLOR IMAGES BY THE SILVER COLOR BLADE PROCESS

Also Published As

Publication number Publication date
US4310617A (en) 1982-01-12
EP0023888A2 (en) 1981-02-11
DE3066277D1 (en) 1984-03-01
JPS5655944A (en) 1981-05-16
CA1156870A (en) 1983-11-15
EP0023888B1 (en) 1984-01-25

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