DE477450C - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
DE477450C
DE477450C DEI31597D DEI0031597D DE477450C DE 477450 C DE477450 C DE 477450C DE I31597 D DEI31597 D DE I31597D DE I0031597 D DEI0031597 D DE I0031597D DE 477450 C DE477450 C DE 477450C
Authority
DE
Germany
Prior art keywords
azo dyes
azo
dyes
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
Application number
DEI31597D
Other languages
German (de)
Inventor
Dr Johann Huismann
Dr Hugo Schweitzer
Dr Richard Stuesser
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.)
BASF SE
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Priority to DEI31597D priority Critical patent/DE477450C/en
Application granted granted Critical
Publication of DE477450C publication Critical patent/DE477450C/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00Preparation of azo dyes from other azo compounds
    • C09B43/32Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
DEI31597D 1927-07-05 1927-07-05 Process for the preparation of azo dyes Expired DE477450C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEI31597D DE477450C (en) 1927-07-05 1927-07-05 Process for the preparation of azo dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI31597D DE477450C (en) 1927-07-05 1927-07-05 Process for the preparation of azo dyes

Publications (1)

Publication Number Publication Date
DE477450C true DE477450C (en) 1929-06-07

Family

ID=7187919

Family Applications (1)

Application Number Title Priority Date Filing Date
DEI31597D Expired DE477450C (en) 1927-07-05 1927-07-05 Process for the preparation of azo dyes

Country Status (1)

Country Link
DE (1) DE477450C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE921223C (en) * 1951-03-02 1954-12-13 Ciba Geigy Process for the preparation of acid amide derivatives of azo compounds
DE1013018B (en) * 1952-03-27 1957-08-01 Ciba Geigy Process for the preparation of o-oxyazo dye sulfonic acid amides or esters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE921223C (en) * 1951-03-02 1954-12-13 Ciba Geigy Process for the preparation of acid amide derivatives of azo compounds
DE1013018B (en) * 1952-03-27 1957-08-01 Ciba Geigy Process for the preparation of o-oxyazo dye sulfonic acid amides or esters

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