CH395392A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH395392A
CH395392A CH483364A CH483364A CH395392A CH 395392 A CH395392 A CH 395392A CH 483364 A CH483364 A CH 483364A CH 483364 A CH483364 A CH 483364A CH 395392 A CH395392 A CH 395392A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
CH483364A
Other languages
German (de)
Inventor
Karl-Heinz Dr Schmidt
Karl-Heinz Dr Schuendehuette
Fritz Dr Suckfuell
Horst Dr Nickel
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 CH395392A publication Critical patent/CH395392A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/06—Disazo dyes characterised by the tetrazo component the tetrazo component being a naphthalene derivative
    • 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
    • C09B27/00—Preparations in which the azo group is formed in any way other than by diazotising and coupling, e.g. oxidation
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • 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
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/10—Preparation of azo dyes from other azo compounds by reduction with formation of a new azo or an azoxy bridge
    • 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
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • 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
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • 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)
CH483364A 1958-01-31 1958-11-24 Process for the production of azo dyes CH395392A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF24951A DE1126541B (en) 1958-01-31 1958-01-31 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
CH395392A true CH395392A (en) 1965-07-15

Family

ID=7091425

Family Applications (2)

Application Number Title Priority Date Filing Date
CH483364A CH395392A (en) 1958-01-31 1958-11-24 Process for the production of azo dyes
CH6652058A CH417811A (en) 1958-01-31 1958-11-24 Process for the production of azo dyes

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH6652058A CH417811A (en) 1958-01-31 1958-11-24 Process for the production of azo dyes

Country Status (4)

Country Link
BE (1) BE575203A (en)
CH (2) CH395392A (en)
DE (1) DE1126541B (en)
GB (1) GB907383A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2033989C2 (en) * 1969-07-18 1985-05-09 Ciba-Geigy Ag, Basel Storage-stable concentrated solutions of metal complexes of azo or azo-azomethine dyes and their uses
DE2852026A1 (en) * 1978-12-01 1980-06-12 Bayer Ag POLYAZO DYES, THEIR PRODUCTION AND USE
DE3926776A1 (en) * 1989-08-12 1991-02-14 Hoechst Ag SUBSTITUTED 1,2-NAPHTHOCHINONE- (2) -DIAZIDE-4-SULPHONIC ACIDS, METHOD FOR THE PRODUCTION AND THEIR USE
CN117583002A (en) * 2023-11-21 2024-02-23 山东建筑大学 Titanium-based solid acid, preparation method thereof and application thereof in preparation of azo-type dye

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE528166C (en) * 1927-10-08 1931-06-26 Chemische Ind Ges Process for the production of metal-containing azo dyes
DE659841C (en) * 1934-02-06 1938-05-14 Cie Nat Matieres Colorantes Process for the preparation of o-oxyazo dyes
DE904228C (en) * 1950-05-26 1954-02-15 Sandoz Ag Process for the preparation of copper-containing disazo dyes

Also Published As

Publication number Publication date
BE575203A (en) 1959-05-15
CH417811A (en) 1966-07-31
GB907383A (en) 1962-10-03
DE1126541B (en) 1962-03-29

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