CH231067A - Process for the preparation of a 0,0'-dioxyazo dye. - Google Patents

Process for the preparation of a 0,0'-dioxyazo dye.

Info

Publication number
CH231067A
CH231067A CH231067DA CH231067A CH 231067 A CH231067 A CH 231067A CH 231067D A CH231067D A CH 231067DA CH 231067 A CH231067 A CH 231067A
Authority
CH
Switzerland
Prior art keywords
dioxyazo
dye
preparation
dioxyazo dye
Prior art date
Application number
Other languages
German (de)
Inventor
Ag J R Geigy
Original Assignee
Ag J R Geigy
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 Ag J R Geigy filed Critical Ag J R Geigy
Publication of CH231067A publication Critical patent/CH231067A/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
    • C09B45/14—Monoazo compounds
    • C09B45/16—Monoazo compounds containing chromium
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B31/00—Workpiece holders or hold-downs in machines for sewing leather
    • D05B31/02—Welt guides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
CH231067D 1942-07-25 1942-07-25 Process for the preparation of a 0,0'-dioxyazo dye. CH231067A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH231067T 1942-07-25

Publications (1)

Publication Number Publication Date
CH231067A true CH231067A (en) 1944-02-29

Family

ID=4456930

Family Applications (1)

Application Number Title Priority Date Filing Date
CH231067D CH231067A (en) 1942-07-25 1942-07-25 Process for the preparation of a 0,0'-dioxyazo dye.

Country Status (1)

Country Link
CH (1) CH231067A (en)

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