CH484992A - Process for the production of water-insoluble azo dyes containing cyano groups - Google Patents

Process for the production of water-insoluble azo dyes containing cyano groups

Info

Publication number
CH484992A
CH484992A CH743367A CH743367A CH484992A CH 484992 A CH484992 A CH 484992A CH 743367 A CH743367 A CH 743367A CH 743367 A CH743367 A CH 743367A CH 484992 A CH484992 A CH 484992A
Authority
CH
Switzerland
Prior art keywords
production
water
azo dyes
cyano groups
insoluble azo
Prior art date
Application number
CH743367A
Other languages
German (de)
Inventor
Brachel Hanswilli Dr Von
Dieter Dr Cornelius
Original Assignee
Cassella Farbwerke Mainkur 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 Cassella Farbwerke Mainkur Ag filed Critical Cassella Farbwerke Mainkur Ag
Publication of CH484992A publication Critical patent/CH484992A/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
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/42—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for —CN radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH743367A 1966-05-26 1967-05-26 Process for the production of water-insoluble azo dyes containing cyano groups CH484992A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEC0039172 1966-05-26
DEC0040753 1966-11-22
DEC0041817 1967-03-21
DEC0041816 1967-03-21

Publications (1)

Publication Number Publication Date
CH484992A true CH484992A (en) 1970-01-31

Family

ID=27436722

Family Applications (1)

Application Number Title Priority Date Filing Date
CH743367A CH484992A (en) 1966-05-26 1967-05-26 Process for the production of water-insoluble azo dyes containing cyano groups

Country Status (5)

Country Link
AT (1) AT264688B (en)
BE (1) BE699118A (en)
CH (1) CH484992A (en)
GB (1) GB1184825A (en)
NL (1) NL6706776A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035143A (en) 1972-11-04 1977-07-12 Cassella Farbwerke Mainkur Aktiengesellschaft Water-insoluble azo dyestuffs
DE2339713A1 (en) * 1973-08-06 1975-03-06 Hoechst Ag AZO BASIC DYES, METHOD FOR THEIR MANUFACTURE AND USE
DE2366521C2 (en) * 1973-08-10 1983-11-17 Bayer Ag, 5090 Leverkusen Azo dyes and their use
DE2340569C2 (en) * 1973-08-10 1982-12-02 Bayer Ag, 5090 Leverkusen Azo dyes
DE2402544A1 (en) * 1974-01-19 1975-08-07 Bayer Ag PROCESS FOR THE PREPARATION OF AZO DYES CONTAINING CYAN GROUPS
US4257944A (en) * 1978-04-05 1981-03-24 Imperial Chemical Industries Limited Process for the manufacture of cyano azo dyes
DE3121981A1 (en) 1981-06-03 1982-12-23 Hoechst Ag, 6000 Frankfurt TRANSFER PRINT CARRIER, METHOD FOR THE PRODUCTION THEREOF AND ITS USE
DE3533980A1 (en) * 1985-09-24 1987-03-26 Cassella Ag MONOAZO DYES, THEIR PRODUCTION AND USE

Also Published As

Publication number Publication date
NL6706776A (en) 1967-11-27
AT264688B (en) 1968-09-10
GB1184825A (en) 1970-03-18
BE699118A (en) 1967-11-27

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Legal Events

Date Code Title Description
PL Patent ceased