CH357631A - Method of making direct positives - Google Patents

Method of making direct positives

Info

Publication number
CH357631A
CH357631A CH357631DA CH357631A CH 357631 A CH357631 A CH 357631A CH 357631D A CH357631D A CH 357631DA CH 357631 A CH357631 A CH 357631A
Authority
CH
Switzerland
Prior art keywords
making direct
direct positives
positives
making
direct
Prior art date
Application number
Other languages
German (de)
Inventor
Edith Dr Weyde
Original Assignee
Agfa 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 Agfa Ag filed Critical Agfa Ag
Publication of CH357631A publication Critical patent/CH357631A/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
    • G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
    • G03C8/24—Photosensitive materials characterised by the image-receiving section
    • G03C8/26—Image-receiving layers
    • G03C8/28—Image-receiving layers containing development nuclei or compounds forming such nuclei

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Paper (AREA)
  • Duplication Or Marking (AREA)
CH357631D 1956-06-09 1957-05-20 Method of making direct positives CH357631A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA25069A DE1013965B (en) 1956-06-09 1956-06-09 Process for making direct positives using the silver salt diffusion process

Publications (1)

Publication Number Publication Date
CH357631A true CH357631A (en) 1961-10-15

Family

ID=6925829

Family Applications (1)

Application Number Title Priority Date Filing Date
CH357631D CH357631A (en) 1956-06-09 1957-05-20 Method of making direct positives

Country Status (6)

Country Link
US (1) US3043691A (en)
BE (1) BE558193A (en)
CH (1) CH357631A (en)
DE (1) DE1013965B (en)
FR (1) FR1176554A (en)
GB (1) GB814154A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB998955A (en) * 1960-10-20 1965-07-21 Gevaert Photo Prod Nv Silver salt diffusion transfer processes and materials for use therein
BE634189A (en) * 1960-11-16
NL275378A (en) * 1961-03-06
BE627760A (en) * 1962-01-31
US3203796A (en) * 1962-04-27 1965-08-31 Gevaert Photo Prod Nv Use of starch ether layers in diffusion transfer processes
US3152906A (en) * 1962-05-07 1964-10-13 Du Pont Gelatin silver halide compositions and elements containing a water-soluble hydroxyalkyl ether derivative of starch
DE1189382B (en) * 1963-12-27 1965-03-18 Agfa Ag Photographic material having at least one halide silver emulsion layer
US3369901A (en) * 1964-01-16 1968-02-20 Eastman Kodak Co Coating method for wash-off solvent transfer
GB1284445A (en) * 1969-04-03 1972-08-09 Kodak Ltd Image-receiving materials for use in photographic diffusion transfer processes
JPS60170846A (en) * 1984-02-16 1985-09-04 Fuji Photo Film Co Ltd Silver salt diffusion transfer image receiving material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2148951A (en) * 1937-04-15 1939-02-28 Du Pont Organic starch derivatives and process
US2409564A (en) * 1941-05-28 1946-10-15 Noc Mfg Company Di Transfer material
US2316128A (en) * 1942-02-21 1943-04-06 Rohm & Haas Water-soluble carboxyethyl starch ethers
US2698238A (en) * 1947-02-08 1954-12-28 Polaroid Corp Photographic product and process
BE500540A (en) * 1950-01-13
GB748892A (en) * 1953-03-25 1956-05-16 Ozalid Co Ltd Improvements in or relating to methods and materials for use in the migratory transfer of a photographic image
BE544850A (en) * 1955-02-07
US2834676A (en) * 1955-07-19 1958-05-13 Sperry Rand Corp Photographic diffusion transfer process for producing multiple direct positive copies

Also Published As

Publication number Publication date
GB814154A (en) 1959-05-27
DE1013965B (en) 1957-08-14
FR1176554A (en) 1959-04-13
US3043691A (en) 1962-07-10
BE558193A (en)

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