JPS53100838A - Heat-sensitive recording material - Google Patents

Heat-sensitive recording material

Info

Publication number
JPS53100838A
JPS53100838A JP1496377A JP1496377A JPS53100838A JP S53100838 A JPS53100838 A JP S53100838A JP 1496377 A JP1496377 A JP 1496377A JP 1496377 A JP1496377 A JP 1496377A JP S53100838 A JPS53100838 A JP S53100838A
Authority
JP
Japan
Prior art keywords
heat
recording material
sensitive recording
substance
discoloration
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
JP1496377A
Other languages
Japanese (ja)
Other versions
JPS5752918B2 (en
Inventor
Susumu Iwata
Takashi Kubo
Shigeru Miyajima
Hiroshi Tamura
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 JP1496377A priority Critical patent/JPS53100838A/en
Publication of JPS53100838A publication Critical patent/JPS53100838A/en
Publication of JPS5752918B2 publication Critical patent/JPS5752918B2/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
    • 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)

Abstract

PURPOSE:To improve heat-sensitivity and make the resultant image free from easy decoloration or discoloration by incorporating a specific lactone compound, an acidic substance, a waxy substance and an alkali agent.
JP1496377A 1977-02-16 1977-02-16 Heat-sensitive recording material Granted JPS53100838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1496377A JPS53100838A (en) 1977-02-16 1977-02-16 Heat-sensitive recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1496377A JPS53100838A (en) 1977-02-16 1977-02-16 Heat-sensitive recording material

Publications (2)

Publication Number Publication Date
JPS53100838A true JPS53100838A (en) 1978-09-02
JPS5752918B2 JPS5752918B2 (en) 1982-11-10

Family

ID=11875622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1496377A Granted JPS53100838A (en) 1977-02-16 1977-02-16 Heat-sensitive recording material

Country Status (1)

Country Link
JP (1) JPS53100838A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8507640B2 (en) 2010-08-19 2013-08-13 International Business Machines Corporation Methods of ring opening polymerization and catalysts therefor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4868243A (en) * 1971-12-18 1973-09-18
JPS4911141A (en) * 1972-05-29 1974-01-31
JPS4934842A (en) * 1972-07-31 1974-03-30
JPS49120648A (en) * 1973-03-16 1974-11-18
JPS5018048A (en) * 1973-06-20 1975-02-26

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4868243A (en) * 1971-12-18 1973-09-18
JPS4911141A (en) * 1972-05-29 1974-01-31
JPS4934842A (en) * 1972-07-31 1974-03-30
JPS49120648A (en) * 1973-03-16 1974-11-18
JPS5018048A (en) * 1973-06-20 1975-02-26

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8507640B2 (en) 2010-08-19 2013-08-13 International Business Machines Corporation Methods of ring opening polymerization and catalysts therefor
US8846851B2 (en) 2010-08-19 2014-09-30 International Business Machines Corporation Methods of ring opening polymerization and catalysts therefor

Also Published As

Publication number Publication date
JPS5752918B2 (en) 1982-11-10

Similar Documents

Publication Publication Date Title
JPS5412924A (en) Aqueous ink composition
PH10755A (en) 5-acetamido-2,4,-dimethyltrifluoromethane-sulphonanilide
CA922154A (en) Draft link sway control mechanism
CA981453A (en) Heat-sensitive copy-sheet
CA919009A (en) Printing mechanism
CA965180A (en) Dispositif de decouplage des transducteurs electroacoustiques sous-marins
CA976277A (en) Control device for tabulation printing
CA921580A (en) Control unit with impact control mounting
BE755082A (en) PRINTING HAMMER ACTUATOR
EG10883A (en) Substituted dioxanes compounds uses as herbicide
JPS53100838A (en) Heat-sensitive recording material
CA1023503A (en) Chromogenic colorless ink composition
CA1031699A (en) .alpha.-CYANO-.alpha.-HYDROXYIMINO-ACETAMIDE DERIVATIVES AS PESTICIDES
JPS5416235A (en) Aqueous ink composition
JPS53115306A (en) Aqueous ink composition
JPS5229318A (en) Type head for high speed printer or the like
CA964522A (en) Print hammer mechanism
CA940911A (en) Dispositif de forage
CA1026391A (en) Printer mechanism
CA933357A (en) Heat-sensitive recording sheet
JPS5399951A (en) Thermographic material
JPS5431317A (en) Aqueous ink composition
JPS5347844A (en) Heat-sensitive recorder
JPS5382421A (en) Heat sensitive recording material
CA847895A (en) Procede de preparation de 2,2-dimethyl steroides insatures