CH513948A - Azo pigments - Google Patents

Azo pigments

Info

Publication number
CH513948A
CH513948A CH63069A CH63069A CH513948A CH 513948 A CH513948 A CH 513948A CH 63069 A CH63069 A CH 63069A CH 63069 A CH63069 A CH 63069A CH 513948 A CH513948 A CH 513948A
Authority
CH
Switzerland
Prior art keywords
azo pigments
azo
pigments
Prior art date
Application number
CH63069A
Other languages
German (de)
Inventor
Gerhard Dipl Chem Knoechel
Fritz Dipl Chem Kleine
Horst Dipl Chem Rabe
Pfeifer Klaus-Peter
Schumann Siegfried D Dipl-Chem
Joachim Dr Lang
Original Assignee
Wolfen Filmfab Veb
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 Wolfen Filmfab Veb filed Critical Wolfen Filmfab Veb
Publication of CH513948A publication Critical patent/CH513948A/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
    • C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH63069A 1968-08-13 1969-01-17 Azo pigments CH513948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD13410368 1968-08-13

Publications (1)

Publication Number Publication Date
CH513948A true CH513948A (en) 1971-10-15

Family

ID=5480281

Family Applications (1)

Application Number Title Priority Date Filing Date
CH63069A CH513948A (en) 1968-08-13 1969-01-17 Azo pigments

Country Status (3)

Country Link
BG (1) BG17626A3 (en)
CH (1) CH513948A (en)
DE (1) DE1901399A1 (en)

Also Published As

Publication number Publication date
SU363250A3 (en) 1972-12-30
DE1901399A1 (en) 1970-07-16
BG17626A3 (en) 1973-11-10

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Legal Events

Date Code Title Description
PL Patent ceased