CH481177A - Process for the preparation of disperse dyes of the azo series - Google Patents

Process for the preparation of disperse dyes of the azo series

Info

Publication number
CH481177A
CH481177A CH792467A CH792467A CH481177A CH 481177 A CH481177 A CH 481177A CH 792467 A CH792467 A CH 792467A CH 792467 A CH792467 A CH 792467A CH 481177 A CH481177 A CH 481177A
Authority
CH
Switzerland
Prior art keywords
preparation
disperse dyes
azo series
azo
series
Prior art date
Application number
CH792467A
Other languages
German (de)
Inventor
Rasso Dr Hahn
Curt Dr Mueller
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Priority to CH792467A priority Critical patent/CH481177A/en
Priority to GB2371568A priority patent/GB1222534A/en
Priority to DE19681769502 priority patent/DE1769502A1/en
Priority to FR1567724D priority patent/FR1567724A/fr
Publication of CH481177A publication Critical patent/CH481177A/en

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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
    • C09B43/20—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Pyridine Compounds (AREA)
CH792467A 1967-06-05 1967-06-05 Process for the preparation of disperse dyes of the azo series CH481177A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH792467A CH481177A (en) 1967-06-05 1967-06-05 Process for the preparation of disperse dyes of the azo series
GB2371568A GB1222534A (en) 1967-06-05 1968-05-17 Disperse dyes of the monoazo series
DE19681769502 DE1769502A1 (en) 1967-06-05 1968-06-01 Azo series disperse dyes
FR1567724D FR1567724A (en) 1967-06-05 1968-06-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH792467A CH481177A (en) 1967-06-05 1967-06-05 Process for the preparation of disperse dyes of the azo series

Publications (1)

Publication Number Publication Date
CH481177A true CH481177A (en) 1969-11-15

Family

ID=4332450

Family Applications (1)

Application Number Title Priority Date Filing Date
CH792467A CH481177A (en) 1967-06-05 1967-06-05 Process for the preparation of disperse dyes of the azo series

Country Status (4)

Country Link
CH (1) CH481177A (en)
DE (1) DE1769502A1 (en)
FR (1) FR1567724A (en)
GB (1) GB1222534A (en)

Also Published As

Publication number Publication date
GB1222534A (en) 1971-02-17
FR1567724A (en) 1969-05-16
DE1769502A1 (en) 1970-12-17

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Legal Events

Date Code Title Description
PL Patent ceased