JPH0432B2 - - Google Patents

Info

Publication number
JPH0432B2
JPH0432B2 JP57069909A JP6990982A JPH0432B2 JP H0432 B2 JPH0432 B2 JP H0432B2 JP 57069909 A JP57069909 A JP 57069909A JP 6990982 A JP6990982 A JP 6990982A JP H0432 B2 JPH0432 B2 JP H0432B2
Authority
JP
Japan
Prior art keywords
heat
acid
naphthoic acid
bis
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
JP57069909A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58187389A (ja
Inventor
Shigeru Myajima
Hiroko Nishama
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 JP57069909A priority Critical patent/JPS58187389A/ja
Publication of JPS58187389A publication Critical patent/JPS58187389A/ja
Publication of JPH0432B2 publication Critical patent/JPH0432B2/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
    • B41M5/337—Additives; Binders
    • B41M5/3375—Non-macromolecular 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)
JP57069909A 1982-04-26 1982-04-26 感熱記録材料 Granted JPS58187389A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57069909A JPS58187389A (ja) 1982-04-26 1982-04-26 感熱記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57069909A JPS58187389A (ja) 1982-04-26 1982-04-26 感熱記録材料

Publications (2)

Publication Number Publication Date
JPS58187389A JPS58187389A (ja) 1983-11-01
JPH0432B2 true JPH0432B2 (en]) 1992-01-06

Family

ID=13416291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57069909A Granted JPS58187389A (ja) 1982-04-26 1982-04-26 感熱記録材料

Country Status (1)

Country Link
JP (1) JPS58187389A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0664450B2 (ja) * 1986-03-25 1994-08-22 日本電気株式会社 表示制御装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185187A (en) * 1981-05-09 1982-11-15 Dai Showa Seishi Kk High-sensitivity heat-sensitive recording material

Also Published As

Publication number Publication date
JPS58187389A (ja) 1983-11-01

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