JPH0469552B2 - - Google Patents

Info

Publication number
JPH0469552B2
JPH0469552B2 JP60213171A JP21317185A JPH0469552B2 JP H0469552 B2 JPH0469552 B2 JP H0469552B2 JP 60213171 A JP60213171 A JP 60213171A JP 21317185 A JP21317185 A JP 21317185A JP H0469552 B2 JPH0469552 B2 JP H0469552B2
Authority
JP
Japan
Prior art keywords
aminobenzo
ethyl
tolyl
fluorane
paper
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
JP60213171A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6271692A (ja
Inventor
Hajime Kawai
Toshuki Nakai
Katsuhiko Tsunemitsu
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.)
Yamada Chemical Co Ltd
Original Assignee
Yamada Chemical 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 Yamada Chemical Co Ltd filed Critical Yamada Chemical Co Ltd
Priority to JP60213171A priority Critical patent/JPS6271692A/ja
Publication of JPS6271692A publication Critical patent/JPS6271692A/ja
Publication of JPH0469552B2 publication Critical patent/JPH0469552B2/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
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran 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)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
JP60213171A 1985-09-25 1985-09-25 発色性記録材料 Granted JPS6271692A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60213171A JPS6271692A (ja) 1985-09-25 1985-09-25 発色性記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60213171A JPS6271692A (ja) 1985-09-25 1985-09-25 発色性記録材料

Publications (2)

Publication Number Publication Date
JPS6271692A JPS6271692A (ja) 1987-04-02
JPH0469552B2 true JPH0469552B2 (OSRAM) 1992-11-06

Family

ID=16634726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60213171A Granted JPS6271692A (ja) 1985-09-25 1985-09-25 発色性記録材料

Country Status (1)

Country Link
JP (1) JPS6271692A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104327537A (zh) * 2014-10-09 2015-02-04 天津理工大学 一种具有生物膜透性潜能的氧杂蒽类荧光染料及其制备方法
WO2024199763A1 (en) * 2023-03-29 2024-10-03 Sony Semiconductor Solutions Corporation Benzofluoran-based compounds as magenta thermochromic dyes and their use in imaging systems

Also Published As

Publication number Publication date
JPS6271692A (ja) 1987-04-02

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