CH282754A - Process for the direct production of positives. - Google Patents

Process for the direct production of positives.

Info

Publication number
CH282754A
CH282754A CH282754DA CH282754A CH 282754 A CH282754 A CH 282754A CH 282754D A CH282754D A CH 282754DA CH 282754 A CH282754 A CH 282754A
Authority
CH
Switzerland
Prior art keywords
positives
direct production
direct
production
Prior art date
Application number
Other languages
German (de)
Inventor
Bayer Farbenfabriken
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of CH282754A publication Critical patent/CH282754A/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
    • G03C8/243—Toners for the silver image
    • 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
    • Y10S430/166—Toner containing
CH282754D 1950-04-15 1950-04-15 Process for the direct production of positives. CH282754A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE502525T
US156230A US2699393A (en) 1950-04-15 1950-04-15 Photographic process for the direct production of positive images

Publications (1)

Publication Number Publication Date
CH282754A true CH282754A (en) 1952-05-15

Family

ID=78668846

Family Applications (1)

Application Number Title Priority Date Filing Date
CH282754D CH282754A (en) 1950-04-15 1950-04-15 Process for the direct production of positives.

Country Status (6)

Country Link
US (1) US2699393A (en)
BE (1) BE502525A (en)
CH (1) CH282754A (en)
DE (1) DE890755C (en)
FR (1) FR1055844A (en)
GB (1) GB695905A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774667A (en) * 1951-07-02 1956-12-18 Polaroid Corp Photographic silver halide transfer process
FR1102942A (en) * 1955-10-31 1955-10-27 Kodak Pathe Photographic reproduction process and new products for its implementation
BE557693A (en) * 1956-05-23
DE1070029B (en) * 1958-03-31 1959-11-26
NL245863A (en) * 1958-11-28
BE590106A (en) * 1959-04-28
US3060022A (en) * 1959-07-13 1962-10-23 Gen Aniline & Film Corp Image transfer process
BE593815A (en) * 1959-08-06
GB888543A (en) * 1959-10-16 1962-01-31 Kodak Ltd Improvements in processes of photographic reproduction
US3080254A (en) * 1959-10-26 1963-03-05 Minnesota Mining & Mfg Heat-sensitive copying-paper
BE597026A (en) * 1959-11-14
US3068098A (en) * 1960-03-23 1962-12-11 Eastman Kodak Co Photographic diffusion transfer process
US3177792A (en) * 1960-04-06 1965-04-13 Itek Corp Photographic print processing apparatus
BE610705A (en) * 1960-11-23
US3173789A (en) * 1962-01-29 1965-03-16 Eastman Kodak Co Method and composition for inhibiting silver sludge in thiosulfate monobaths
BE629344A (en) * 1962-03-10
GB1066215A (en) * 1962-11-12 1967-04-26 Fuji Photo Film Co Ltd Improvement in or relating to silver salt diffusion transfer photographic materials
US3655380A (en) * 1970-01-14 1972-04-11 Eastman Kodak Co Diffusion transfer product and process containing 5-seleno-1,2,3,4-tetrazole

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE444702A (en) * 1941-01-24
US2352014A (en) * 1941-07-21 1944-06-20 Rott Andre Photomechanical printing process and printing material for carrying out the same
GB561875A (en) * 1942-12-03 1944-06-08 John David Kendall Improvements in or relating to photographic materials
GB573105A (en) * 1943-11-26 1945-11-06 Leonard Vincent Chilton Improvements in or relating to photographic materials
BE463544A (en) * 1944-02-03
GB573745A (en) * 1944-02-03 1945-12-04 Wilfrid Hampden Dimsdale Improvements in or relating to photographic light-sensitive elements

Also Published As

Publication number Publication date
FR1055844A (en) 1954-02-22
GB695905A (en) 1953-08-19
DE890755C (en) 1953-09-21
US2699393A (en) 1955-01-11
BE502525A (en)

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