US3189449A - Colloid stratum transfer process - Google Patents

Colloid stratum transfer process Download PDF

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Publication number
US3189449A
US3189449A US227562A US22756262A US3189449A US 3189449 A US3189449 A US 3189449A US 227562 A US227562 A US 227562A US 22756262 A US22756262 A US 22756262A US 3189449 A US3189449 A US 3189449A
Authority
US
United States
Prior art keywords
emulsion
emulsion layer
sheet
gelatin
silver halide
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 - Lifetime
Application number
US227562A
Other languages
English (en)
Inventor
Richard G Yost
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
Priority to US227562A priority Critical patent/US3189449A/en
Priority to DEE25557A priority patent/DE1173799B/de
Priority to FR948894A priority patent/FR1369941A/fr
Priority to GB38382/63A priority patent/GB1060809A/en
Application granted granted Critical
Publication of US3189449A publication Critical patent/US3189449A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/315—Tanning development

Definitions

  • reception sheet for the process- is advantageously 7, prepared as described in the Chan et al., vU.S. Patent a 2,865,745,-issuedDecember 23.,1958, comprising a paper.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Color Printing (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
US227562A 1962-10-01 1962-10-01 Colloid stratum transfer process Expired - Lifetime US3189449A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US227562A US3189449A (en) 1962-10-01 1962-10-01 Colloid stratum transfer process
DEE25557A DE1173799B (de) 1962-10-01 1963-09-21 Photographisches Bilduebertragungsverfahren und hierfuer geeignete Entwickler- oder Aktivatorloesung
FR948894A FR1369941A (fr) 1962-10-01 1963-09-27 Nouvel activateur utilisable dans un procédé photographique par report de colloïde
GB38382/63A GB1060809A (en) 1962-10-01 1963-09-30 Photographic reproduction processes and processing solutions therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US227562A US3189449A (en) 1962-10-01 1962-10-01 Colloid stratum transfer process

Publications (1)

Publication Number Publication Date
US3189449A true US3189449A (en) 1965-06-15

Family

ID=22853583

Family Applications (1)

Application Number Title Priority Date Filing Date
US227562A Expired - Lifetime US3189449A (en) 1962-10-01 1962-10-01 Colloid stratum transfer process

Country Status (3)

Country Link
US (1) US3189449A (de)
DE (1) DE1173799B (de)
GB (1) GB1060809A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3379528A (en) * 1964-07-17 1968-04-23 Eastman Kodak Co Activator solution rejuvenation
US3464821A (en) * 1963-06-05 1969-09-02 Eastman Kodak Co Colloid transfer activator containing a formaldehyde generating compound
US3516829A (en) * 1966-03-16 1970-06-23 Eastman Kodak Co Photographic activator solution
US3645731A (en) * 1969-02-08 1972-02-29 Agfa Gevaert Ag Silver salt diffusion alkaline bath of trisodium phosphate and a polyalcohol

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2155626A (en) * 1938-01-24 1939-04-25 Link Belt Co Method of making bushed chain links
US2384592A (en) * 1943-04-22 1945-09-11 Eastman Kodak Co Single-powder photographic developers
US2596756A (en) * 1947-11-04 1952-05-13 Eastman Kodak Co Photomechanical copy method
US2625476A (en) * 1951-03-28 1953-01-13 Eastman Kodak Co Photographic silver halide developing solutions containing calcium precipitation inhibitors
US2716059A (en) * 1952-01-21 1955-08-23 Eastman Kodak Co Photographic transfer process
US2834676A (en) * 1955-07-19 1958-05-13 Sperry Rand Corp Photographic diffusion transfer process for producing multiple direct positive copies
US3043687A (en) * 1959-05-04 1962-07-10 Eastman Kodak Co Photographic colloid transfer process

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2155626A (en) * 1938-01-24 1939-04-25 Link Belt Co Method of making bushed chain links
US2384592A (en) * 1943-04-22 1945-09-11 Eastman Kodak Co Single-powder photographic developers
US2596756A (en) * 1947-11-04 1952-05-13 Eastman Kodak Co Photomechanical copy method
US2625476A (en) * 1951-03-28 1953-01-13 Eastman Kodak Co Photographic silver halide developing solutions containing calcium precipitation inhibitors
US2716059A (en) * 1952-01-21 1955-08-23 Eastman Kodak Co Photographic transfer process
US2834676A (en) * 1955-07-19 1958-05-13 Sperry Rand Corp Photographic diffusion transfer process for producing multiple direct positive copies
US3043687A (en) * 1959-05-04 1962-07-10 Eastman Kodak Co Photographic colloid transfer process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464821A (en) * 1963-06-05 1969-09-02 Eastman Kodak Co Colloid transfer activator containing a formaldehyde generating compound
US3379528A (en) * 1964-07-17 1968-04-23 Eastman Kodak Co Activator solution rejuvenation
US3516829A (en) * 1966-03-16 1970-06-23 Eastman Kodak Co Photographic activator solution
US3645731A (en) * 1969-02-08 1972-02-29 Agfa Gevaert Ag Silver salt diffusion alkaline bath of trisodium phosphate and a polyalcohol

Also Published As

Publication number Publication date
GB1060809A (en) 1967-03-08
DE1173799B (de) 1964-07-09

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