JPH045064B2 - - Google Patents

Info

Publication number
JPH045064B2
JPH045064B2 JP60136553A JP13655385A JPH045064B2 JP H045064 B2 JPH045064 B2 JP H045064B2 JP 60136553 A JP60136553 A JP 60136553A JP 13655385 A JP13655385 A JP 13655385A JP H045064 B2 JPH045064 B2 JP H045064B2
Authority
JP
Japan
Prior art keywords
phthalide
dimethylamino
recording
spiro
acid
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
JP60136553A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61293262A (ja
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 filed Critical
Priority to JP60136553A priority Critical patent/JPS61293262A/ja
Priority to US06/872,865 priority patent/US4658276A/en
Priority to EP86304712A priority patent/EP0209259B1/de
Priority to DE8686304712T priority patent/DE3674276D1/de
Priority to CA000512051A priority patent/CA1263956A/en
Publication of JPS61293262A publication Critical patent/JPS61293262A/ja
Publication of JPH045064B2 publication Critical patent/JPH045064B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124Duplicating 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
    • B41M5/132Chemical colour-forming components; Additives or binders therefor
    • B41M5/136Organic colour formers, e.g. leuco dyes
    • B41M5/145Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323Organic colour formers, e.g. leuco dyes
    • B41M5/327Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

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)
  • Color Printing (AREA)
  • Furan Compounds (AREA)
JP60136553A 1985-06-22 1985-06-22 フタリド誘導体、およびその誘導体を用いた記録体 Granted JPS61293262A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP60136553A JPS61293262A (ja) 1985-06-22 1985-06-22 フタリド誘導体、およびその誘導体を用いた記録体
US06/872,865 US4658276A (en) 1985-06-22 1986-06-11 Phthalide derivatives and recording system utilizing the same
EP86304712A EP0209259B1 (de) 1985-06-22 1986-06-19 Phtalidderivate und Aufzeichnungssysteme die sie anwenden
DE8686304712T DE3674276D1 (de) 1985-06-22 1986-06-19 Phtalidderivate und aufzeichnungssysteme die sie anwenden.
CA000512051A CA1263956A (en) 1985-06-22 1986-06-20 Phthalide derivatives and recording system utilizing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60136553A JPS61293262A (ja) 1985-06-22 1985-06-22 フタリド誘導体、およびその誘導体を用いた記録体

Publications (2)

Publication Number Publication Date
JPS61293262A JPS61293262A (ja) 1986-12-24
JPH045064B2 true JPH045064B2 (de) 1992-01-30

Family

ID=15177912

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60136553A Granted JPS61293262A (ja) 1985-06-22 1985-06-22 フタリド誘導体、およびその誘導体を用いた記録体

Country Status (1)

Country Link
JP (1) JPS61293262A (de)

Also Published As

Publication number Publication date
JPS61293262A (ja) 1986-12-24

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