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CH196252A - Verfahren zur Herstellung eines Azofarbstoffes. - Google Patents

Verfahren zur Herstellung eines Azofarbstoffes.

Info

Publication number
CH196252A
CH196252A CH196252DA CH196252A CH 196252 A CH196252 A CH 196252A CH 196252D A CH196252D A CH 196252DA CH 196252 A CH196252 A CH 196252A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
azo
dye
Prior art date
Application number
Other languages
English (en)
Inventor
Gesellschaft Fuer Chemis Basel
Original Assignee
Chem Ind Basel
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 Chem Ind Basel filed Critical Chem Ind Basel
Publication of CH196252A publication Critical patent/CH196252A/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
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/085—Preparation of azo dyes from other azo compounds by reduction by reacting nitro azo dyes with amine or amino azo dye with nitro compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH196252D 1936-06-17 1936-06-17 Verfahren zur Herstellung eines Azofarbstoffes. CH196252A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH193343T 1936-06-17
CH196252T 1936-06-17

Publications (1)

Publication Number Publication Date
CH196252A true CH196252A (de) 1938-02-28

Family

ID=25722477

Family Applications (1)

Application Number Title Priority Date Filing Date
CH196252D CH196252A (de) 1936-06-17 1936-06-17 Verfahren zur Herstellung eines Azofarbstoffes.

Country Status (1)

Country Link
CH (1) CH196252A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0648814A1 (de) * 1993-10-14 1995-04-19 Sumitomo Chemical Company, Limited Farbstoffenthaltender polarisierender Film
US6727351B1 (en) 1999-03-13 2004-04-27 Basf Aktiengesellschaft Azoxy dyes and their Cu complexes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0648814A1 (de) * 1993-10-14 1995-04-19 Sumitomo Chemical Company, Limited Farbstoffenthaltender polarisierender Film
US5609796A (en) * 1993-10-14 1997-03-11 Sumitomo Chemical Company, Limited Dye containing polarizing film
US6727351B1 (en) 1999-03-13 2004-04-27 Basf Aktiengesellschaft Azoxy dyes and their Cu complexes
US6903197B2 (en) 1999-03-13 2005-06-07 Basf Aktiengesellschaft Azoxy dyes and copper complexes thereof

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