FR781559A - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
FR781559A
FR781559A FR781559DA FR781559A FR 781559 A FR781559 A FR 781559A FR 781559D A FR781559D A FR 781559DA FR 781559 A FR781559 A FR 781559A
Authority
FR
France
Prior art keywords
preparation
azo dyes
azo
dyes
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IG Farbenindustrie AG
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
Application granted granted Critical
Publication of FR781559A publication Critical patent/FR781559A/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR781559D 1933-12-13 1934-11-19 Process for the preparation of azo dyes Expired FR781559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE781559X 1933-12-13

Publications (1)

Publication Number Publication Date
FR781559A true FR781559A (en) 1935-05-18

Family

ID=6691762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781559D Expired FR781559A (en) 1933-12-13 1934-11-19 Process for the preparation of azo dyes

Country Status (1)

Country Link
FR (1) FR781559A (en)

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