DE2516383A1 - Indolinospiropyranverbindungen - Google Patents

Indolinospiropyranverbindungen

Info

Publication number
DE2516383A1
DE2516383A1 DE19752516383 DE2516383A DE2516383A1 DE 2516383 A1 DE2516383 A1 DE 2516383A1 DE 19752516383 DE19752516383 DE 19752516383 DE 2516383 A DE2516383 A DE 2516383A DE 2516383 A1 DE2516383 A1 DE 2516383A1
Authority
DE
Germany
Prior art keywords
group
phenyl
trimethyl
alkyl
substituted
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.)
Pending
Application number
DE19752516383
Other languages
German (de)
English (en)
Inventor
Yoshihide Miyazawa
Katsuichi Motohashi
Minoru Ozutsumi
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.)
Hodogaya Chemical Co Ltd
Original Assignee
Hodogaya 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 Hodogaya Chemical Co Ltd filed Critical Hodogaya Chemical Co Ltd
Publication of DE2516383A1 publication Critical patent/DE2516383A1/de
Pending 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
    • B41M5/15—Spiro-pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Color Printing (AREA)
  • Indole Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
DE19752516383 1974-04-17 1975-04-15 Indolinospiropyranverbindungen Pending DE2516383A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49042211A JPS50136312A (https=) 1974-04-17 1974-04-17

Publications (1)

Publication Number Publication Date
DE2516383A1 true DE2516383A1 (de) 1975-10-23

Family

ID=12629677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752516383 Pending DE2516383A1 (de) 1974-04-17 1975-04-15 Indolinospiropyranverbindungen

Country Status (3)

Country Link
JP (1) JPS50136312A (https=)
DE (1) DE2516383A1 (https=)
GB (1) GB1499193A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703008A1 (de) * 1976-01-30 1977-08-11 Ciba Geigy Ag Indolinospiropyranverbindungen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703008A1 (de) * 1976-01-30 1977-08-11 Ciba Geigy Ag Indolinospiropyranverbindungen
US4210591A (en) * 1976-01-30 1980-07-01 Ciba-Geigy Corporation Indolinospiropyrane compounds
US4339385A (en) 1976-01-30 1982-07-13 Ciba-Geigy Corporation Indolinospiropyrane compounds
US4343944A (en) * 1976-01-30 1982-08-10 Ciba-Geigy Corporation Indolinospiropyrane compounds

Also Published As

Publication number Publication date
GB1499193A (en) 1978-01-25
JPS50136312A (https=) 1975-10-29

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Legal Events

Date Code Title Description
OHW Rejection