JPH0237312B2 - - Google Patents

Info

Publication number
JPH0237312B2
JPH0237312B2 JP56098662A JP9866281A JPH0237312B2 JP H0237312 B2 JPH0237312 B2 JP H0237312B2 JP 56098662 A JP56098662 A JP 56098662A JP 9866281 A JP9866281 A JP 9866281A JP H0237312 B2 JPH0237312 B2 JP H0237312B2
Authority
JP
Japan
Prior art keywords
azaphthalide
paper
compounds
methyl
ethyl
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
JP56098662A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57212092A (en
Inventor
Yoshiharu Fujino
Hajime Kawai
Yasushi 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 JP56098662A priority Critical patent/JPS57212092A/ja
Priority to US06/388,935 priority patent/US4564679A/en
Priority to GB08218198A priority patent/GB2103234B/en
Publication of JPS57212092A publication Critical patent/JPS57212092A/ja
Publication of JPH0237312B2 publication Critical patent/JPH0237312B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
JP56098662A 1981-06-23 1981-06-23 Color-forming recording material Granted JPS57212092A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56098662A JPS57212092A (en) 1981-06-23 1981-06-23 Color-forming recording material
US06/388,935 US4564679A (en) 1981-06-23 1982-06-16 Chromogenic compounds
GB08218198A GB2103234B (en) 1981-06-23 1982-06-23 Chromogenic azaphthalide compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56098662A JPS57212092A (en) 1981-06-23 1981-06-23 Color-forming recording material

Publications (2)

Publication Number Publication Date
JPS57212092A JPS57212092A (en) 1982-12-27
JPH0237312B2 true JPH0237312B2 (OSRAM) 1990-08-23

Family

ID=14225720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56098662A Granted JPS57212092A (en) 1981-06-23 1981-06-23 Color-forming recording material

Country Status (3)

Country Link
US (1) US4564679A (OSRAM)
JP (1) JPS57212092A (OSRAM)
GB (1) GB2103234B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH652733A5 (de) * 1983-04-07 1985-11-29 Ciba Geigy Ag Verfahren zur herstellung von 4-azaphthalidverbindungen.
US4508897A (en) * 1981-12-23 1985-04-02 Ciba Geigy Corporation Preparation of chromogenic azaphthalides
US4668790A (en) * 1981-12-23 1987-05-26 Ciba-Geigy Corporation Chromogenic dihydrofuropyridinones
JPS6085986A (ja) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk 発色性記録材料
JPS60224582A (ja) * 1984-04-20 1985-11-08 Yamada Kagaku Kogyo Kk 発色性記録材料
CH664578A5 (de) * 1985-01-15 1988-03-15 Ciba Geigy Ag Ringsubstituierte 4-azaphthalide.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791793A (fr) * 1971-12-06 1973-03-16 Ncr Co Composes chromogenes
JPS5116197A (ja) * 1974-07-29 1976-02-09 Hitachi Ltd Kokanyorotsukakuketsusokusochi
US4191827A (en) * 1977-07-26 1980-03-04 Sandoz, Inc. Substituted 4-hydroxy pyridones
GR73674B (OSRAM) * 1978-12-29 1984-03-29 Appleton Paper Inc
US4275905A (en) * 1978-12-29 1981-06-30 Appleton Papers Inc. Pressure-sensitive record material

Also Published As

Publication number Publication date
GB2103234B (en) 1985-04-11
US4564679A (en) 1986-01-14
JPS57212092A (en) 1982-12-27
GB2103234A (en) 1983-02-16

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