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BE576038A - Azo dyes and their preparation process - Google Patents

Azo dyes and their preparation process

Info

Publication number
BE576038A
BE576038A BE576038A BE576038A BE576038A BE 576038 A BE576038 A BE 576038A BE 576038 A BE576038 A BE 576038A BE 576038 A BE576038 A BE 576038A BE 576038 A BE576038 A BE 576038A
Authority
BE
Belgium
Prior art keywords
preparation process
azo dyes
azo
dyes
preparation
Prior art date
Application number
BE576038A
Other languages
French (fr)
Inventor
Fritz Suckfull
Horst Nickel
Karl Heinz Schmidt
Karl Heinz Schundehutte
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of BE576038A publication Critical patent/BE576038A/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
    • C09B45/00—Complex metal compounds of azo dyes
    • 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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/18—Trisazo or higher polyazo dyes
    • 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
    • C09B37/00—Azo dyes prepared by coupling the diazotised amine with itself
    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • C09B45/28—Disazo or polyazo compounds containing copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
BE576038A 1958-02-28 1959-02-24 Azo dyes and their preparation process BE576038A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF25144A DE1085989B (en) 1958-02-28 1958-02-28 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
BE576038A true BE576038A (en) 1959-06-15

Family

ID=7091502

Family Applications (1)

Application Number Title Priority Date Filing Date
BE576038A BE576038A (en) 1958-02-28 1959-02-24 Azo dyes and their preparation process

Country Status (3)

Country Link
BE (1) BE576038A (en)
DE (1) DE1085989B (en)
FR (1) FR1217429A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11919837B1 (en) 2023-11-02 2024-03-05 King Faisal University 4,4′-naphthalene-1,5-diylbis(diazene-2,1-diyl)dinaphthalen-1-ol as an antioxidant compound

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL58030C (en) * 1941-04-03

Also Published As

Publication number Publication date
DE1085989B (en) 1960-07-28
FR1217429A (en) 1960-05-03

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