JPS57195691A - Heat-sensitive recording material - Google Patents

Heat-sensitive recording material

Info

Publication number
JPS57195691A
JPS57195691A JP56080427A JP8042781A JPS57195691A JP S57195691 A JPS57195691 A JP S57195691A JP 56080427 A JP56080427 A JP 56080427A JP 8042781 A JP8042781 A JP 8042781A JP S57195691 A JPS57195691 A JP S57195691A
Authority
JP
Japan
Prior art keywords
heat
alkyl
acidic substance
formula
bis
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.)
Granted
Application number
JP56080427A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0240517B2 (enrdf_load_stackoverflow
Inventor
Keiji Taniguchi
Toshiyuki Watanabe
Susumu Iwata
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP56080427A priority Critical patent/JPS57195691A/ja
Publication of JPS57195691A publication Critical patent/JPS57195691A/ja
Publication of JPH0240517B2 publication Critical patent/JPH0240517B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/333Colour developing components therefor, e.g. acidic compounds
    • B41M5/3333Non-macromolecular compounds
    • B41M5/3335Compounds containing phenolic or carboxylic acid groups or metal salts thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323Organic colour formers, e.g. leuco dyes
    • B41M5/327Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/3275Fluoran compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/337Additives; Binders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
JP56080427A 1981-05-27 1981-05-27 Heat-sensitive recording material Granted JPS57195691A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56080427A JPS57195691A (en) 1981-05-27 1981-05-27 Heat-sensitive recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56080427A JPS57195691A (en) 1981-05-27 1981-05-27 Heat-sensitive recording material

Publications (2)

Publication Number Publication Date
JPS57195691A true JPS57195691A (en) 1982-12-01
JPH0240517B2 JPH0240517B2 (enrdf_load_stackoverflow) 1990-09-12

Family

ID=13717973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56080427A Granted JPS57195691A (en) 1981-05-27 1981-05-27 Heat-sensitive recording material

Country Status (1)

Country Link
JP (1) JPS57195691A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622566A (en) * 1984-04-26 1986-11-11 Sanyo-Kokusaku Pulp Co., Ltd. Heat-sensitive recording material
JPS62234986A (ja) * 1986-04-04 1987-10-15 Ricoh Co Ltd 2色感熱記録材料
JPS63293082A (ja) * 1987-05-26 1988-11-30 Ricoh Co Ltd 2色感熱記録材料
JPH01295884A (ja) * 1988-05-24 1989-11-29 Tomoegawa Paper Co Ltd 感熱記録体

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622566A (en) * 1984-04-26 1986-11-11 Sanyo-Kokusaku Pulp Co., Ltd. Heat-sensitive recording material
JPS62234986A (ja) * 1986-04-04 1987-10-15 Ricoh Co Ltd 2色感熱記録材料
JPS63293082A (ja) * 1987-05-26 1988-11-30 Ricoh Co Ltd 2色感熱記録材料
JPH01295884A (ja) * 1988-05-24 1989-11-29 Tomoegawa Paper Co Ltd 感熱記録体

Also Published As

Publication number Publication date
JPH0240517B2 (enrdf_load_stackoverflow) 1990-09-12

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