CA1091972A - Positive process using a low coating weight silver halide element - Google Patents

Positive process using a low coating weight silver halide element

Info

Publication number
CA1091972A
CA1091972A CA265,629A CA265629A CA1091972A CA 1091972 A CA1091972 A CA 1091972A CA 265629 A CA265629 A CA 265629A CA 1091972 A CA1091972 A CA 1091972A
Authority
CA
Canada
Prior art keywords
layer
silver halide
silver
image
colorant
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
CA265,629A
Other languages
English (en)
French (fr)
Inventor
Ralph K. Blake, (Deceased)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA1091972A publication Critical patent/CA1091972A/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
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/28Silver dye bleach processes; Materials therefor; Preparing or processing such materials
    • 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
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/50Reversal development; Contact processes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
CA265,629A 1975-11-17 1976-11-15 Positive process using a low coating weight silver halide element Expired CA1091972A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US632,729 1975-11-17
US05/632,729 US4029509A (en) 1975-11-17 1975-11-17 Positive process using a low coating weight silver halide

Publications (1)

Publication Number Publication Date
CA1091972A true CA1091972A (en) 1980-12-23

Family

ID=24536704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA265,629A Expired CA1091972A (en) 1975-11-17 1976-11-15 Positive process using a low coating weight silver halide element

Country Status (9)

Country Link
US (1) US4029509A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5262439A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU502448B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE848342A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7607641A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1091972A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2651941C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2331815A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1565825A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5820424B2 (ja) * 1976-10-12 1983-04-22 富士写真フイルム株式会社 カラ−画像形成方法
IT1106238B (it) * 1977-10-28 1985-11-11 Ciba Geigy Ag Procedimento e materiale per produrre immagini fotofrafiche
DE3060381D1 (en) 1979-02-02 1982-07-01 Agfa Gevaert Nv Photographic imaging process and materials suitable therefor
IT1144001B (it) * 1980-07-28 1986-10-29 Minnesota Mining & Mfg Elemento fotografico per sviluppo tannante e procedimento per ottenere un'immagine colorata in rilievo
US4609613A (en) * 1980-12-29 1986-09-02 Permanent Images, Inc. Permanent reproductions and formation method therefor
DD222758A3 (de) * 1981-10-29 1985-05-22 Defa Zentralstelle Fuer Filmte Chinonhaltige loesung, insbesondere fotografisches bleichband
US4460679A (en) * 1983-07-15 1984-07-17 E. I. Du Pont De Nemours And Company Low coating weight silver halide element
US4654296A (en) * 1984-07-26 1987-03-31 E. I. Du Pont De Nemours And Company Process for making lithographic film using photopolymer diffusion modulation layer for pigmented bottom layer
US4579808A (en) * 1984-07-27 1986-04-01 E. I. Du Pont De Nemours And Company Imageable colloidal metal/mercaptan elements
US4923389A (en) * 1988-04-29 1990-05-08 E. I. Du Pont De Nemours And Company Negative working low silver wash-off contact film

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE680688C (de) * 1931-12-03 1939-09-06 Bela Gaspar Dr Verfahren zur Herstellung photographischer Farbstoffbilder
US2322001A (en) * 1940-10-10 1943-06-15 Eastman Kodak Co Method of producing dye images
US2875052A (en) * 1949-08-06 1959-02-24 Weyde Edith Photographic material for the direct production of positive photographic images
US2856284A (en) * 1955-01-07 1958-10-14 Eastman Kodak Co Photomagnetic printing process
BE609927A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1959-01-12
US3501298A (en) * 1966-04-08 1970-03-17 Eastman Kodak Co Photographic papers
US3737317A (en) * 1971-04-12 1973-06-05 Eastman Kodak Co Photographic elements and processes
BG18355A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-11-15 1974-10-25

Also Published As

Publication number Publication date
AU502448B2 (en) 1979-07-26
AU1966576A (en) 1978-05-25
BE848342A (fr) 1977-05-16
DE2651941A1 (de) 1977-05-26
JPS5262439A (en) 1977-05-23
FR2331815A1 (fr) 1977-06-10
JPS5340898B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-10-30
GB1565825A (en) 1980-04-23
FR2331815B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-10-02
BR7607641A (pt) 1977-09-27
DE2651941C2 (de) 1985-03-14
US4029509A (en) 1977-06-14

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Legal Events

Date Code Title Description
MKEX Expiry