JPS5983693A - ロイコ染料用顕色剤 - Google Patents

ロイコ染料用顕色剤

Info

Publication number
JPS5983693A
JPS5983693A JP57194050A JP19405082A JPS5983693A JP S5983693 A JPS5983693 A JP S5983693A JP 57194050 A JP57194050 A JP 57194050A JP 19405082 A JP19405082 A JP 19405082A JP S5983693 A JPS5983693 A JP S5983693A
Authority
JP
Japan
Prior art keywords
color developer
acid
leuco dye
parts
color
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
JP57194050A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0441054B2 (enrdf_load_stackoverflow
Inventor
Katsuji Maruyama
丸山　勝次
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

    • 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
    • B41M5/333—Colour developing components therefor, e.g. acidic compounds
    • B41M5/3333—Non-macromolecular compounds
    • B41M5/3335—Compounds 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 true JPS5983693A (ja) 1984-05-15
JPH0441054B2 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)

Cited By (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
US5334749A (en) * 1991-12-18 1994-08-02 Fuji Photo Film Co., Ltd. Polymerizable phenol compound

Cited By (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
US5334749A (en) * 1991-12-18 1994-08-02 Fuji Photo Film Co., Ltd. Polymerizable phenol compound

Also Published As

Publication number Publication date
JPH0441054B2 (enrdf_load_stackoverflow) 1992-07-07

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