FR921930A - Process for the preparation of new substantive azo dyes - Google Patents

Process for the preparation of new substantive azo dyes

Info

Publication number
FR921930A
FR921930A FR921930DA FR921930A FR 921930 A FR921930 A FR 921930A FR 921930D A FR921930D A FR 921930DA FR 921930 A FR921930 A FR 921930A
Authority
FR
France
Prior art keywords
preparation
azo dyes
new substantive
substantive azo
new
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR921930A publication Critical patent/FR921930A/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
    • C09B45/18—Monoazo compounds containing copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR921930D 1945-02-20 1946-02-08 Process for the preparation of new substantive azo dyes Expired FR921930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH921930X 1945-02-20

Publications (1)

Publication Number Publication Date
FR921930A true FR921930A (en) 1947-05-22

Family

ID=4548200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921930D Expired FR921930A (en) 1945-02-20 1946-02-08 Process for the preparation of new substantive azo dyes

Country Status (1)

Country Link
FR (1) FR921930A (en)

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