JPH0441054B2 - - Google Patents

Info

Publication number
JPH0441054B2
JPH0441054B2 JP57194050A JP19405082A JPH0441054B2 JP H0441054 B2 JPH0441054 B2 JP H0441054B2 JP 57194050 A JP57194050 A JP 57194050A JP 19405082 A JP19405082 A JP 19405082A JP H0441054 B2 JPH0441054 B2 JP H0441054B2
Authority
JP
Japan
Prior art keywords
color developer
parts
color
heat
leuco
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
JP57194050A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5983693A (ja
Inventor
Katsuji Maruyama
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 JP57194050A priority Critical patent/JPS5983693A/ja
Publication of JPS5983693A publication Critical patent/JPS5983693A/ja
Publication of JPH0441054B2 publication Critical patent/JPH0441054B2/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
JP57194050A 1982-11-05 1982-11-05 ロイコ染料用顕色剤 Granted JPS5983693A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57194050A JPS5983693A (ja) 1982-11-05 1982-11-05 ロイコ染料用顕色剤

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57194050A JPS5983693A (ja) 1982-11-05 1982-11-05 ロイコ染料用顕色剤

Publications (2)

Publication Number Publication Date
JPS5983693A JPS5983693A (ja) 1984-05-15
JPH0441054B2 true JPH0441054B2 (enrdf_load_stackoverflow) 1992-07-07

Family

ID=16318109

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57194050A Granted JPS5983693A (ja) 1982-11-05 1982-11-05 ロイコ染料用顕色剤

Country Status (1)

Country Link
JP (1) JPS5983693A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60198290A (ja) * 1984-03-22 1985-10-07 Fuji Photo Film Co Ltd 記録材料
JP2656417B2 (ja) * 1991-12-18 1997-09-24 富士写真フイルム株式会社 重合性フェノ−ル誘導体

Also Published As

Publication number Publication date
JPS5983693A (ja) 1984-05-15

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