JPH0478112B2 - - Google Patents

Info

Publication number
JPH0478112B2
JPH0478112B2 JP60237144A JP23714485A JPH0478112B2 JP H0478112 B2 JPH0478112 B2 JP H0478112B2 JP 60237144 A JP60237144 A JP 60237144A JP 23714485 A JP23714485 A JP 23714485A JP H0478112 B2 JPH0478112 B2 JP H0478112B2
Authority
JP
Japan
Prior art keywords
color
spirodi
cyclohexylamino
benzopyran
phenyl
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
JP60237144A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6295287A (ja
Inventor
Yoshiharu Fujino
Eiji Tanigami
Masatoshi Taniguchi
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 JP60237144A priority Critical patent/JPS6295287A/ja
Publication of JPS6295287A publication Critical patent/JPS6295287A/ja
Publication of JPH0478112B2 publication Critical patent/JPH0478112B2/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
    • B41M5/15Spiro-pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
JP60237144A 1985-10-22 1985-10-22 発色性記録材料 Granted JPS6295287A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60237144A JPS6295287A (ja) 1985-10-22 1985-10-22 発色性記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60237144A JPS6295287A (ja) 1985-10-22 1985-10-22 発色性記録材料

Publications (2)

Publication Number Publication Date
JPS6295287A JPS6295287A (ja) 1987-05-01
JPH0478112B2 true JPH0478112B2 (enrdf_load_stackoverflow) 1992-12-10

Family

ID=17011056

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60237144A Granted JPS6295287A (ja) 1985-10-22 1985-10-22 発色性記録材料

Country Status (1)

Country Link
JP (1) JPS6295287A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6295287A (ja) 1987-05-01

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