CH461678A - Process for the preparation of copper-containing disazo dyes - Google Patents

Process for the preparation of copper-containing disazo dyes

Info

Publication number
CH461678A
CH461678A CH74564A CH74564A CH461678A CH 461678 A CH461678 A CH 461678A CH 74564 A CH74564 A CH 74564A CH 74564 A CH74564 A CH 74564A CH 461678 A CH461678 A CH 461678A
Authority
CH
Switzerland
Prior art keywords
copper
preparation
disazo dyes
containing disazo
dyes
Prior art date
Application number
CH74564A
Other languages
German (de)
Inventor
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 CH461678A publication Critical patent/CH461678A/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
    • 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
    • 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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/20—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling compounds of different types

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH74564A 1963-02-11 1964-01-23 Process for the preparation of copper-containing disazo dyes CH461678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF38981A DE1246909B (en) 1963-02-11 1963-02-11 Process for the preparation of copper-containing disazo dyes

Publications (1)

Publication Number Publication Date
CH461678A true CH461678A (en) 1968-08-31

Family

ID=7097574

Family Applications (1)

Application Number Title Priority Date Filing Date
CH74564A CH461678A (en) 1963-02-11 1964-01-23 Process for the preparation of copper-containing disazo dyes

Country Status (5)

Country Link
BE (1) BE643443A (en)
CH (1) CH461678A (en)
DE (1) DE1246909B (en)
GB (1) GB1006891A (en)
NL (1) NL6401096A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL93178C (en) * 1955-02-10
DE1012405B (en) * 1955-03-18 1957-07-18 Sandoz Ag Process for the preparation of copper-containing disazo dyes
BE570253A (en) * 1957-08-14

Also Published As

Publication number Publication date
BE643443A (en) 1964-05-29
GB1006891A (en) 1965-10-06
NL6401096A (en) 1964-08-12
DE1246909B (en) 1967-08-10

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