JPS58193190A - 感熱記録材料 - Google Patents

感熱記録材料

Info

Publication number
JPS58193190A
JPS58193190A JP57075886A JP7588682A JPS58193190A JP S58193190 A JPS58193190 A JP S58193190A JP 57075886 A JP57075886 A JP 57075886A JP 7588682 A JP7588682 A JP 7588682A JP S58193190 A JPS58193190 A JP S58193190A
Authority
JP
Japan
Prior art keywords
thiourea
recording material
color
heat
sensitive recording
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
JP57075886A
Other languages
English (en)
Japanese (ja)
Other versions
JPH025199B2 (enrdf_load_stackoverflow
Inventor
Kiyotaka Iiyama
飯山　清高
Keiji Taniguchi
圭司 谷口
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 JP57075886A priority Critical patent/JPS58193190A/ja
Publication of JPS58193190A publication Critical patent/JPS58193190A/ja
Publication of JPH025199B2 publication Critical patent/JPH025199B2/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
    • B41M5/3336—Sulfur compounds, e.g. sulfones, sulfides, sulfonamides

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)
JP57075886A 1982-05-06 1982-05-06 感熱記録材料 Granted JPS58193190A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57075886A JPS58193190A (ja) 1982-05-06 1982-05-06 感熱記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57075886A JPS58193190A (ja) 1982-05-06 1982-05-06 感熱記録材料

Publications (2)

Publication Number Publication Date
JPS58193190A true JPS58193190A (ja) 1983-11-10
JPH025199B2 JPH025199B2 (enrdf_load_stackoverflow) 1990-01-31

Family

ID=13589220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57075886A Granted JPS58193190A (ja) 1982-05-06 1982-05-06 感熱記録材料

Country Status (1)

Country Link
JP (1) JPS58193190A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3441657A1 (de) * 1983-11-15 1985-05-23 Ricoh Co., Ltd., Tokio/Tokyo Waermeempfindliches zweifarben-aufzeichnungsmaterial
JPS60222292A (ja) * 1984-04-19 1985-11-06 Ricoh Co Ltd ２色感熱記録材料
JPS6127287A (ja) * 1984-07-17 1986-02-06 Ricoh Co Ltd 感熱記録材料

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55139290A (en) * 1979-04-19 1980-10-30 Ricoh Co Ltd Multicolor thermosensitive recording material
JPS5670985A (en) * 1979-11-09 1981-06-13 Ciba Geigy Ag Pressure sensitive or heat sensitive recording material
JPS56148587A (en) * 1980-04-21 1981-11-18 Honshu Paper Co Ltd Heat-sensitive recording material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55139290A (en) * 1979-04-19 1980-10-30 Ricoh Co Ltd Multicolor thermosensitive recording material
JPS5670985A (en) * 1979-11-09 1981-06-13 Ciba Geigy Ag Pressure sensitive or heat sensitive recording material
JPS56148587A (en) * 1980-04-21 1981-11-18 Honshu Paper Co Ltd Heat-sensitive recording material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3441657A1 (de) * 1983-11-15 1985-05-23 Ricoh Co., Ltd., Tokio/Tokyo Waermeempfindliches zweifarben-aufzeichnungsmaterial
DE3441657C2 (enrdf_load_stackoverflow) * 1983-11-15 1988-01-14 Ricoh Co., Ltd., Tokio/Tokyo, Jp
JPS60222292A (ja) * 1984-04-19 1985-11-06 Ricoh Co Ltd ２色感熱記録材料
JPS6127287A (ja) * 1984-07-17 1986-02-06 Ricoh Co Ltd 感熱記録材料

Also Published As

Publication number Publication date
JPH025199B2 (enrdf_load_stackoverflow) 1990-01-31

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