CH599972A5 - - Google Patents

Info

Publication number
CH599972A5
CH599972A5 CH1270474A CH1270474A CH599972A5 CH 599972 A5 CH599972 A5 CH 599972A5 CH 1270474 A CH1270474 A CH 1270474A CH 1270474 A CH1270474 A CH 1270474A CH 599972 A5 CH599972 A5 CH 599972A5
Authority
CH
Switzerland
Application number
CH1270474A
Inventor
Jan Bartosek
Jan Dobrovolny
Vaclav Weisbauer
Ferdinand Muzik
Original Assignee
Vyzk Ustav Organ Syntez
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 Vyzk Ustav Organ Syntez filed Critical Vyzk Ustav Organ Syntez
Publication of CH599972A5 publication Critical patent/CH599972A5/xx

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
    • C09B43/38—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 by reacting two or more ortho-hydroxy naphthoic acid dyes with polyamines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH1270474A 1973-09-20 1974-09-19 CH599972A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS646773A CS162345B1 (enrdf_load_stackoverflow) 1973-09-20 1973-09-20

Publications (1)

Publication Number Publication Date
CH599972A5 true CH599972A5 (enrdf_load_stackoverflow) 1978-06-15

Family

ID=5411782

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1270474A CH599972A5 (enrdf_load_stackoverflow) 1973-09-20 1974-09-19

Country Status (4)

Country Link
CH (1) CH599972A5 (enrdf_load_stackoverflow)
CS (1) CS162345B1 (enrdf_load_stackoverflow)
DE (1) DE2444838A1 (enrdf_load_stackoverflow)
GB (1) GB1466435A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0498769A1 (de) * 1991-02-07 1992-08-12 Ciba-Geigy Ag Verfahren zur Herstellung von Bisazopigmenten in halogenfreien Lösungsmitteln

Also Published As

Publication number Publication date
DE2444838A1 (de) 1975-04-03
GB1466435A (en) 1977-03-09
CS162345B1 (enrdf_load_stackoverflow) 1975-07-15

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased