FR69846E - New disazo dyes, process for their preparation and use of these dyes in industry - Google Patents

New disazo dyes, process for their preparation and use of these dyes in industry

Info

Publication number
FR69846E
FR69846E FR69846DA FR69846E FR 69846 E FR69846 E FR 69846E FR 69846D A FR69846D A FR 69846DA FR 69846 E FR69846 E FR 69846E
Authority
FR
France
Prior art keywords
dyes
industry
preparation
new disazo
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 FR69846E publication Critical patent/FR69846E/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/14—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR69846D 1956-06-02 1956-06-02 New disazo dyes, process for their preparation and use of these dyes in industry Expired FR69846E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69846T 1956-06-02

Publications (1)

Publication Number Publication Date
FR69846E true FR69846E (en) 1958-12-30

Family

ID=8701628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69846D Expired FR69846E (en) 1956-06-02 1956-06-02 New disazo dyes, process for their preparation and use of these dyes in industry

Country Status (1)

Country Link
FR (1) FR69846E (en)

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