JPS524244A - 2 coloring heat sensing record paper - Google Patents

2 coloring heat sensing record paper

Info

Publication number
JPS524244A
JPS524244A JP50080210A JP8021075A JPS524244A JP S524244 A JPS524244 A JP S524244A JP 50080210 A JP50080210 A JP 50080210A JP 8021075 A JP8021075 A JP 8021075A JP S524244 A JPS524244 A JP S524244A
Authority
JP
Japan
Prior art keywords
record paper
heat sensing
coloring heat
sensing record
coloring
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
JP50080210A
Other languages
Japanese (ja)
Other versions
JPS5812880B2 (en
Inventor
Fumio Okumura
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.)
Mitsubishi Paper Mills Ltd
Original Assignee
Mitsubishi Paper Mills 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 Mitsubishi Paper Mills Ltd filed Critical Mitsubishi Paper Mills Ltd
Priority to JP50080210A priority Critical patent/JPS5812880B2/en
Publication of JPS524244A publication Critical patent/JPS524244A/en
Publication of JPS5812880B2 publication Critical patent/JPS5812880B2/en
Expired 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
    • 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
    • B41M5/333—Colour developing components therefor, e.g. acidic compounds
    • B41M5/3338—Inorganic compounds
    • 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)
  • Inorganic Chemistry (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)

Abstract

PURPOSE:Mark record paper which consists of specified lacton compounds and acid materials does not need multi layer coating and colors differently in high and low temperature.
JP50080210A 1975-06-28 1975-06-28 Two-color recording method for thermal recording sheet Expired JPS5812880B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50080210A JPS5812880B2 (en) 1975-06-28 1975-06-28 Two-color recording method for thermal recording sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50080210A JPS5812880B2 (en) 1975-06-28 1975-06-28 Two-color recording method for thermal recording sheet

Publications (2)

Publication Number Publication Date
JPS524244A true JPS524244A (en) 1977-01-13
JPS5812880B2 JPS5812880B2 (en) 1983-03-10

Family

ID=13712014

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50080210A Expired JPS5812880B2 (en) 1975-06-28 1975-06-28 Two-color recording method for thermal recording sheet

Country Status (1)

Country Link
JP (1) JPS5812880B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5173906A (en) * 1974-12-24 1976-06-26 Chugai Ro Kogyo Kaisha Ltd Netsushorironiokeru chitsusosankabutsuteigennenshoseigyohoho
JPS56149513A (en) * 1980-04-21 1981-11-19 Nippon Kokan Kk <Nkk> Combustion controlling method for heat equipment

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6090852U (en) * 1983-11-28 1985-06-21 シグマ技術工業株式会社 Reflective photo sensor
JPH02138050A (en) * 1988-11-21 1990-05-28 Nec Corp Sheet position detecting mechanism for conveying system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120648A (en) * 1973-03-16 1974-11-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120648A (en) * 1973-03-16 1974-11-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5173906A (en) * 1974-12-24 1976-06-26 Chugai Ro Kogyo Kaisha Ltd Netsushorironiokeru chitsusosankabutsuteigennenshoseigyohoho
JPS56149513A (en) * 1980-04-21 1981-11-19 Nippon Kokan Kk <Nkk> Combustion controlling method for heat equipment

Also Published As

Publication number Publication date
JPS5812880B2 (en) 1983-03-10

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