JPH0464877B2 - - Google Patents

Info

Publication number
JPH0464877B2
JPH0464877B2 JP58020490A JP2049083A JPH0464877B2 JP H0464877 B2 JPH0464877 B2 JP H0464877B2 JP 58020490 A JP58020490 A JP 58020490A JP 2049083 A JP2049083 A JP 2049083A JP H0464877 B2 JPH0464877 B2 JP H0464877B2
Authority
JP
Japan
Prior art keywords
heat
color
recording material
sensitive recording
leuco dye
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
JP58020490A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59145189A (ja
Inventor
Kyotaka Iiyama
Keiji Taniguchi
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 JP58020490A priority Critical patent/JPS59145189A/ja
Publication of JPS59145189A publication Critical patent/JPS59145189A/ja
Publication of JPH0464877B2 publication Critical patent/JPH0464877B2/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
    • B41M5/323Organic 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
    • B41M5/333Colour developing components therefor, e.g. acidic compounds
    • B41M5/3333Non-macromolecular compounds
    • B41M5/3335Compounds containing phenolic or carboxylic acid groups or metal salts thereof

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)
JP58020490A 1983-02-09 1983-02-09 感熱記録材料 Granted JPS59145189A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58020490A JPS59145189A (ja) 1983-02-09 1983-02-09 感熱記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58020490A JPS59145189A (ja) 1983-02-09 1983-02-09 感熱記録材料

Publications (2)

Publication Number Publication Date
JPS59145189A JPS59145189A (ja) 1984-08-20
JPH0464877B2 true JPH0464877B2 (enrdf_load_stackoverflow) 1992-10-16

Family

ID=12028585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58020490A Granted JPS59145189A (ja) 1983-02-09 1983-02-09 感熱記録材料

Country Status (1)

Country Link
JP (1) JPS59145189A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0714662B2 (ja) * 1985-04-20 1995-02-22 株式会社リコー 感熱記録材料

Also Published As

Publication number Publication date
JPS59145189A (ja) 1984-08-20

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