FR2243830A1 - - Google Patents

Info

Publication number
FR2243830A1
FR2243830A1 FR7429082A FR7429082A FR2243830A1 FR 2243830 A1 FR2243830 A1 FR 2243830A1 FR 7429082 A FR7429082 A FR 7429082A FR 7429082 A FR7429082 A FR 7429082A FR 2243830 A1 FR2243830 A1 FR 2243830A1
Authority
FR
France
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.)
Granted
Application number
FR7429082A
Other versions
FR2243830B1 (fr
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.)
Agfa Gevaert NV
Agfa Gevaert AG
Original Assignee
Agfa Gevaert NV
Agfa Gevaert 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
Priority claimed from GB4333673A external-priority patent/GB1477834A/en
Application filed by Agfa Gevaert NV, Agfa Gevaert AG filed Critical Agfa Gevaert NV
Publication of FR2243830A1 publication Critical patent/FR2243830A1/fr
Application granted granted Critical
Publication of FR2243830B1 publication Critical patent/FR2243830B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/333—Colour developing components therefor, e.g. acidic compounds
    • B41M5/3333—Non-macromolecular compounds
    • B41M5/3335—Compounds containing phenolic or carboxylic acid groups or metal salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7429082A 1973-09-14 1974-08-21 Expired FR2243830B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4333673A GB1477834A (en) 1973-09-14 1973-09-14 Thermographic recording process
GB5568773 1973-11-30

Publications (2)

Publication Number Publication Date
FR2243830A1 true FR2243830A1 (fr) 1975-04-11
FR2243830B1 FR2243830B1 (fr) 1977-03-25

Family

ID=26265115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7429082A Expired FR2243830B1 (fr) 1973-09-14 1974-08-21

Country Status (6)

Country Link
US (1) US3911171A (fr)
JP (1) JPS5074440A (fr)
CA (1) CA1034379A (fr)
DE (1) DE2443349A1 (fr)
FR (1) FR2243830B1 (fr)
IT (1) IT1024498B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438042A1 (fr) * 1976-04-27 1980-04-30 Ciba Geigy Ag Composes azomethine, leur procede de preparation et leur utilisation comme chromogenes
EP0122468A2 (fr) * 1983-03-15 1984-10-24 Jujo Paper Co., Ltd. Feuille pour l'enregistrement sensible à la chaleur
EP0137982A1 (fr) * 1983-08-24 1985-04-24 Jujo Paper Co., Ltd. Feuille d'enregistrement sensible à la chaleur

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994732A (en) * 1975-09-08 1976-11-30 Minnesota Mining & Mfg Dry silver toners
US4109937A (en) * 1976-01-30 1978-08-29 Trans World Technology Laboratories, Inc. (Twt Labs Inc.) Donor sheet for thermographic imaging process
US4173677A (en) * 1976-06-21 1979-11-06 Sekisui Kagaku Kogyo Kabushiki Kaisha Electro-thermosensitive recording materials
US4270449A (en) * 1978-03-02 1981-06-02 Toppan Printing Co., Ltd. Method of printing plastic surfaces
JPS59167292A (ja) * 1983-03-11 1984-09-20 Mitsubishi Paper Mills Ltd 感熱記録シ−ト
GB8511202D0 (en) * 1985-05-02 1985-06-12 Wiggins Teape Group Ltd Record material
JPS62148288A (ja) * 1985-12-24 1987-07-02 Kanzaki Paper Mfg Co Ltd 感熱記録体
JPH08108633A (ja) * 1993-09-17 1996-04-30 Ricoh Co Ltd 感熱記録材料
JP4414273B2 (ja) * 2004-05-13 2010-02-10 東芝テック株式会社 感熱記録媒体の製造方法
JP4313249B2 (ja) * 2004-05-13 2009-08-12 東芝テック株式会社 感熱記録媒体の製造方法
DE602005000809T2 (de) * 2004-09-17 2008-01-10 Agfa Healthcare Nv Im wesentlichen lichtunempfindliches thermographisches Aufzeichnungsmaterial

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770534A (en) * 1949-03-16 1956-11-13 Printing Arts Res Lab Inc Method and material for making overlay masks
GB1330984A (en) * 1970-09-28 1973-09-19 Fuji Photo Film Co Ltd Colour-developer compositions
US3751286A (en) * 1971-07-12 1973-08-07 Columbia Ribbon Carbon Mfg Thermographic transfer sheet and process of copying therewith

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438042A1 (fr) * 1976-04-27 1980-04-30 Ciba Geigy Ag Composes azomethine, leur procede de preparation et leur utilisation comme chromogenes
EP0122468A2 (fr) * 1983-03-15 1984-10-24 Jujo Paper Co., Ltd. Feuille pour l'enregistrement sensible à la chaleur
EP0122468A3 (en) * 1983-03-15 1984-12-27 Jujo Paper Co., Ltd. Heat-sensitive registration foil
EP0137982A1 (fr) * 1983-08-24 1985-04-24 Jujo Paper Co., Ltd. Feuille d'enregistrement sensible à la chaleur

Also Published As

Publication number Publication date
DE2443349A1 (de) 1975-03-20
US3911171A (en) 1975-10-07
IT1024498B (it) 1978-06-20
CA1034379A (fr) 1978-07-11
JPS5074440A (fr) 1975-06-19
FR2243830B1 (fr) 1977-03-25

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse