CH201845A - Process for the preparation of a disazo dye. - Google Patents

Process for the preparation of a disazo dye.

Info

Publication number
CH201845A
CH201845A CH201845DA CH201845A CH 201845 A CH201845 A CH 201845A CH 201845D A CH201845D A CH 201845DA CH 201845 A CH201845 A CH 201845A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dye
disazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie 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 Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH201845A publication Critical patent/CH201845A/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
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/023—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy or polyhydroxy compound
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
CH201845D 1936-03-31 1937-01-22 Process for the preparation of a disazo dye. CH201845A (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE201844X 1936-03-31
DE201847X 1936-03-31
DE201848X 1936-03-31
DE201845X 1936-03-31
DE201849X 1936-03-31
DE201846X 1936-03-31
CH198710T 1937-01-22

Publications (1)

Publication Number Publication Date
CH201845A true CH201845A (en) 1938-12-15

Family

ID=27561165

Family Applications (6)

Application Number Title Priority Date Filing Date
CH201847D CH201847A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201849D CH201849A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201844D CH201844A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201846D CH201846A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201845D CH201845A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201848D CH201848A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.

Family Applications Before (4)

Application Number Title Priority Date Filing Date
CH201847D CH201847A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201849D CH201849A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201844D CH201844A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.
CH201846D CH201846A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH201848D CH201848A (en) 1936-03-31 1937-01-22 Process for the preparation of a disazo dye.

Country Status (1)

Country Link
CH (6) CH201847A (en)

Also Published As

Publication number Publication date
CH201844A (en) 1938-12-15
CH201847A (en) 1938-12-15
CH201849A (en) 1938-12-15
CH201846A (en) 1938-12-15
CH201848A (en) 1938-12-15

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