JPS6345957B2 - - Google Patents

Info

Publication number
JPS6345957B2
JPS6345957B2 JP55007806A JP780680A JPS6345957B2 JP S6345957 B2 JPS6345957 B2 JP S6345957B2 JP 55007806 A JP55007806 A JP 55007806A JP 780680 A JP780680 A JP 780680A JP S6345957 B2 JPS6345957 B2 JP S6345957B2
Authority
JP
Japan
Prior art keywords
group
general formula
substituted
hydrogen
heat
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
JP55007806A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56105990A (en
Inventor
Shinichiro Katsuta
Susumu Wakatsuki
Kaoru Kubota
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.)
Kojin Co Ltd
Original Assignee
Kojin 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 Kojin Co Ltd filed Critical Kojin Co Ltd
Priority to JP780680A priority Critical patent/JPS56105990A/ja
Publication of JPS56105990A publication Critical patent/JPS56105990A/ja
Publication of JPS6345957B2 publication Critical patent/JPS6345957B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/3275—Fluoran compounds

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)
JP780680A 1980-01-28 1980-01-28 Heat sensitive recording material Granted JPS56105990A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP780680A JPS56105990A (en) 1980-01-28 1980-01-28 Heat sensitive recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP780680A JPS56105990A (en) 1980-01-28 1980-01-28 Heat sensitive recording material

Publications (2)

Publication Number Publication Date
JPS56105990A JPS56105990A (en) 1981-08-22
JPS6345957B2 true JPS6345957B2 (en, 2012) 1988-09-13

Family

ID=11675853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP780680A Granted JPS56105990A (en) 1980-01-28 1980-01-28 Heat sensitive recording material

Country Status (1)

Country Link
JP (1) JPS56105990A (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60255482A (ja) * 1984-06-01 1985-12-17 Mitsubishi Paper Mills Ltd 可逆的画像形成材料
JPH0679869B2 (ja) * 1984-11-12 1994-10-12 株式会社リコー 感熱記録材料
JP2504807B2 (ja) * 1988-06-29 1996-06-05 新王子製紙株式会社 感熱記録体
JPH0220385A (ja) * 1988-07-08 1990-01-23 Kanzaki Paper Mfg Co Ltd 感熱記録体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945747A (en) * 1972-09-04 1974-05-01 Mitsubishi Paper Mills Ltd Anteisei o kairyoshita kannetsukirokuyoshiito
US4181771A (en) * 1977-11-04 1980-01-01 Ncr Corporation Thermally responsive record material
JPS5474761A (en) * 1977-11-28 1979-06-15 Fuji Photo Film Co Ltd Production of heat-sensitive recording sheet
JPS5953193B2 (ja) * 1978-02-15 1984-12-24 神崎製紙株式会社 感熱記録体

Also Published As

Publication number Publication date
JPS56105990A (en) 1981-08-22

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