GB1433150A - Heat-processable photographic materials - Google Patents

Heat-processable photographic materials

Info

Publication number
GB1433150A
GB1433150A GB3331973A GB3331973A GB1433150A GB 1433150 A GB1433150 A GB 1433150A GB 3331973 A GB3331973 A GB 3331973A GB 3331973 A GB3331973 A GB 3331973A GB 1433150 A GB1433150 A GB 1433150A
Authority
GB
United Kingdom
Prior art keywords
silver
toner
alkyl
heat
radiation
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
GB3331973A
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
Publication of GB1433150A publication Critical patent/GB1433150A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/494Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds
    • G03C1/498Photothermographic systems, e.g. dry silver
    • G03C1/49836Additives
    • G03C1/49845Active additives, e.g. toners, stabilisers, sensitisers
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/494Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds
    • G03C1/498Photothermographic systems, e.g. dry silver
    • G03C1/4989Photothermographic systems, e.g. dry silver characterised by a thermal imaging step, with or without exposure to light, e.g. with a thermal head, using a laser
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/166Toner containing

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

Abstract

1433150 Heat-processable photographic silver compound material EASTMAN KODAK CO 12 July 1973 [18 July 1972] 33319/73 Heading G2C A radiation-sensitive heat-processable photographic material comprises a support and contains in a layer or layers thereof: (A) a radiation sensitive silver compound capable of forming centres which catalyze the thermally induced oxidation/ reduction reaction of (B) and (C) to form a visible image on exposure to actinic radiation, (B) a lightinsensitive reducible metal compound and (C) an organic reducing agent therefor, and (D) a toner which is an N-hydroxy-, N-arylcarbamoyloxy- or N-(optionally substituted alkyl)-carbamoyloxy- 1, 8-naphthalimide. The toner (D) may have the Formula:- where R<SP>1</SP> is H or -CO-NHR<SP>3</SP> where R<SP>3</SP> is phenyl or optionally substituted 1-4C alkyl; and R<SP>2</SP> is H, Cl, Br, I, OH, methoxy or 1-4C alkyl. (A) may be silver halide or a silver-dye complex. (B) may be a silver salt of a fatty acid containing more than 12C, silver benzoate, silver benzotriazole, silver terephthalate or silver phthalate. (C) may be a substituted phenol or naphthol e.g. a bis-betanaphthol. The material may contain an additional known toner e.g. phthalimide. Processing may be affected at 80-250‹C.
GB3331973A 1972-07-18 1973-07-12 Heat-processable photographic materials Expired GB1433150A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27283372A 1972-07-18 1972-07-18

Publications (1)

Publication Number Publication Date
GB1433150A true GB1433150A (en) 1976-04-22

Family

ID=23041502

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3331973A Expired GB1433150A (en) 1972-07-18 1973-07-12 Heat-processable photographic materials

Country Status (4)

Country Link
US (1) US3782941A (en)
BE (1) BE802520A (en)
CA (1) CA1005672A (en)
GB (1) GB1433150A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416638A (en) * 1992-02-06 1995-05-16 Linvatec Corporation Disposable endoscope
US5892630A (en) * 1992-02-10 1999-04-06 Linvatec Corporation Disposable endoscope

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3885968A (en) * 1974-05-30 1975-05-27 Fuji Photo Film Co Ltd Thermally developable light-sensitive material
JPS5336224A (en) * 1976-09-16 1978-04-04 Fuji Photo Film Co Ltd Thermodevelopable photosensitive material
US4212937A (en) * 1977-12-23 1980-07-15 Asahi Kasei Kogyo Kabushiki Kaisha Heat developable photosensitive materials
US5439790A (en) * 1994-06-24 1995-08-08 Minnesota Mining And Manufacturing Company Phthalimide blocked post-processing stabilizers for photothermography
EP0704318A1 (en) * 1994-09-27 1996-04-03 Minnesota Mining And Manufacturing Company Imaging method for thermal-sensitive material
US6146822A (en) * 1997-06-06 2000-11-14 Fuji Photo Film Co., Ltd. Thermographic or photothermographic image recording elements
US6630291B1 (en) 2002-08-21 2003-10-07 Eastman Kodak Company Thermally sensitive imaging materials containing phthalazine precursor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416638A (en) * 1992-02-06 1995-05-16 Linvatec Corporation Disposable endoscope
US5519532A (en) * 1992-02-06 1996-05-21 Linvatec Corporation Disposable endoscope
US5892630A (en) * 1992-02-10 1999-04-06 Linvatec Corporation Disposable endoscope

Also Published As

Publication number Publication date
BE802520A (en) 1974-01-18
US3782941A (en) 1974-01-01
CA1005672A (en) 1977-02-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee