CH351052A - Verfahren zur Herstellung von Disazofarbstoffen - Google Patents

Verfahren zur Herstellung von Disazofarbstoffen

Info

Publication number
CH351052A
CH351052A CH351052DA CH351052A CH 351052 A CH351052 A CH 351052A CH 351052D A CH351052D A CH 351052DA CH 351052 A CH351052 A CH 351052A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dyes
disazo
dyes
Prior art date
Application number
Other languages
English (en)
Inventor
Carl Dr Taube
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 CH351052A publication Critical patent/CH351052A/de

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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH351052D 1955-08-11 1956-07-23 Verfahren zur Herstellung von Disazofarbstoffen CH351052A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE351052X 1955-08-11

Publications (1)

Publication Number Publication Date
CH351052A true CH351052A (de) 1960-12-31

Family

ID=6266095

Family Applications (1)

Application Number Title Priority Date Filing Date
CH351052D CH351052A (de) 1955-08-11 1956-07-23 Verfahren zur Herstellung von Disazofarbstoffen

Country Status (3)

Country Link
US (1) US2886562A (de)
CH (1) CH351052A (de)
GB (1) GB802097A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH640556A5 (de) 1979-03-15 1984-01-13 Sandoz Ag Metallisierbare und metallisierte azoverbindungen, deren herstellung und verwendung.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2241796A (en) * 1938-05-30 1941-05-13 Gen Aniline & Film Corp Azo dyestuffs
US2384419A (en) * 1940-06-24 1945-09-04 Gen Aniline & Film Corp Azo dyestuffs
BE453075A (de) * 1941-02-18
DE745461C (de) * 1942-03-17 1944-03-13 Ig Farbenindustrie Ag Verfahren zur Herstellung von Disazofarbstoffen

Also Published As

Publication number Publication date
GB802097A (en) 1958-10-01
US2886562A (en) 1959-05-12

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