CA988354A - Process and elements for forming direct positive images - Google Patents

Process and elements for forming direct positive images

Info

Publication number
CA988354A
CA988354A CA124,436A CA124436A CA988354A CA 988354 A CA988354 A CA 988354A CA 124436 A CA124436 A CA 124436A CA 988354 A CA988354 A CA 988354A
Authority
CA
Canada
Prior art keywords
elements
direct positive
positive images
forming direct
forming
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
CA124,436A
Other languages
English (en)
Other versions
CA124436S (en
Inventor
George W. Luckey
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA988354A publication Critical patent/CA988354A/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
    • G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
    • G03C8/02—Photosensitive materials characterised by the image-forming section
    • G03C8/04—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of inorganic or organo-metallic compounds derived from photosensitive noble metals
    • 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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
CA124,436A 1970-11-25 1971-10-05 Process and elements for forming direct positive images Expired CA988354A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9290770A 1970-11-25 1970-11-25

Publications (1)

Publication Number Publication Date
CA988354A true CA988354A (en) 1976-05-04

Family

ID=22235750

Family Applications (1)

Application Number Title Priority Date Filing Date
CA124,436A Expired CA988354A (en) 1970-11-25 1971-10-05 Process and elements for forming direct positive images

Country Status (7)

Country Link
US (1) US3695881A (it)
AU (1) AU461131B2 (it)
BE (1) BE775774A (it)
CA (1) CA988354A (it)
FR (1) FR2115933A5 (it)
GB (1) GB1372204A (it)
IT (1) IT941236B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014494B1 (en) * 1979-02-02 1982-05-12 Agfa-Gevaert N.V. Photographic imaging process and materials suitable therefor
US4335199A (en) * 1980-02-19 1982-06-15 E. I. Du Pont De Nemours And Company High contrast by imagewise iodide infection in a mixed silver halide system
JPS59121039A (ja) * 1982-12-27 1984-07-12 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
US4459351A (en) * 1983-06-22 1984-07-10 Eastman Kodak Company Photographic element and process employed combination of surface and internal latent image silver halide
DE3332688A1 (de) * 1983-09-10 1985-03-28 Agfa-Gevaert Ag, 5090 Leverkusen Farbfotografisches aufzeichnungsmaterial
US4661438A (en) 1985-04-04 1987-04-28 Eastman Kodak Company Quaternized tellurium salt fog inhibiting agents for silver halide photography

Also Published As

Publication number Publication date
AU3611271A (en) 1973-05-31
GB1372204A (en) 1974-10-30
IT941236B (it) 1973-03-01
US3695881A (en) 1972-10-03
BE775774A (fr) 1972-03-16
FR2115933A5 (it) 1972-07-07
AU461131B2 (en) 1975-05-01

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