GB2058116B - Dry silver photo-sensitive compositions dyes for use therein and preparation of such dyes - Google Patents

Dry silver photo-sensitive compositions dyes for use therein and preparation of such dyes

Info

Publication number
GB2058116B
GB2058116B GB8022130A GB8022130A GB2058116B GB 2058116 B GB2058116 B GB 2058116B GB 8022130 A GB8022130 A GB 8022130A GB 8022130 A GB8022130 A GB 8022130A GB 2058116 B GB2058116 B GB 2058116B
Authority
GB
United Kingdom
Prior art keywords
dyes
preparation
sensitive compositions
dry silver
silver photo
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
GB8022130A
Other languages
English (en)
Other versions
GB2058116A (en
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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
Priority claimed from US05/964,479 external-priority patent/US4197131A/en
Priority claimed from US05/964,480 external-priority patent/US4260676A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB2058116A publication Critical patent/GB2058116A/en
Application granted granted Critical
Publication of GB2058116B publication Critical patent/GB2058116B/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
    • G03C1/00—Photosensitive materials
    • G03C1/494—Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds
    • G03C1/498—Photothermographic systems, e.g. dry silver
    • G03C1/49836—Additives
    • G03C1/49845—Active additives, e.g. toners, stabilisers, sensitisers
    • G03C1/49854—Dyes or precursors of dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB8022130A 1978-11-29 1979-11-29 Dry silver photo-sensitive compositions dyes for use therein and preparation of such dyes Expired GB2058116B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB7846459 1978-11-29
US05/964,479 US4197131A (en) 1978-11-29 1978-11-29 Dry silver photo-sensitive compositions
US05/964,480 US4260676A (en) 1978-11-29 1978-11-29 Photothermographic emulsions containing thermolabile acutance dyes

Publications (2)

Publication Number Publication Date
GB2058116A GB2058116A (en) 1981-04-08
GB2058116B true GB2058116B (en) 1983-05-18

Family

ID=27260633

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8022130A Expired GB2058116B (en) 1978-11-29 1979-11-29 Dry silver photo-sensitive compositions dyes for use therein and preparation of such dyes

Country Status (5)

Country Link
EP (1) EP0012020B1 (enrdf_load_stackoverflow)
JP (1) JPH0140335B2 (enrdf_load_stackoverflow)
DE (1) DE2953375C2 (enrdf_load_stackoverflow)
GB (1) GB2058116B (enrdf_load_stackoverflow)
WO (1) WO1980001213A1 (enrdf_load_stackoverflow)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR965555A (enrdf_load_stackoverflow) * 1950-09-15
GB849741A (en) * 1956-05-15 1960-09-28 Ilford Ltd Improvements in or relating to hemicyanine dyestuffs
USRE29168E (en) * 1968-10-09 1977-04-05 Eastman Kodak Company Photographic elements with light absorbing layers
US3984248A (en) * 1974-02-19 1976-10-05 Eastman Kodak Company Photographic polymeric film supports containing photobleachable o-nitroarylidene dyes
US4033948A (en) * 1976-05-17 1977-07-05 Minnesota Mining And Manufacturing Company Acutance agents for use in thermally-developable photosensitive compositions
JPS53133033A (en) * 1977-04-25 1978-11-20 Fuji Photo Film Co Ltd Silver halide photographic material

Also Published As

Publication number Publication date
EP0012020B1 (en) 1983-01-26
DE2953375C2 (de) 1996-09-05
JPH0140335B2 (enrdf_load_stackoverflow) 1989-08-28
DE2953375T1 (de) 1980-12-04
EP0012020A1 (en) 1980-06-11
WO1980001213A1 (en) 1980-06-12
JPS55501111A (enrdf_load_stackoverflow) 1980-12-11
GB2058116A (en) 1981-04-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971129