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FR876966A - New azo dyes - Google Patents

New azo dyes

Info

Publication number
FR876966A
FR876966A FR876966DA FR876966A FR 876966 A FR876966 A FR 876966A FR 876966D A FR876966D A FR 876966DA FR 876966 A FR876966 A FR 876966A
Authority
FR
France
Prior art keywords
azo dyes
new azo
new
dyes
azo
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.)
Societe pour lIndustrie Chimique a Bale CIBA
Original Assignee
Societe pour lIndustrie Chimique a Bale CIBA
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 Societe pour lIndustrie Chimique a Bale CIBA filed Critical Societe pour lIndustrie Chimique a Bale CIBA
Application granted granted Critical
Publication of FR876966A publication Critical patent/FR876966A/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)
FR876966D 1940-11-22 1941-11-12 New azo dyes Expired FR876966A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH876966X 1940-11-22

Publications (1)

Publication Number Publication Date
FR876966A true FR876966A (en) 1942-11-24

Family

ID=4544489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876966D Expired FR876966A (en) 1940-11-22 1941-11-12 New azo dyes

Country Status (1)

Country Link
FR (1) FR876966A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE845086C (en) * 1942-06-20 1952-07-28 Ciba Geigy Process for the preparation of disazo dyes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE845086C (en) * 1942-06-20 1952-07-28 Ciba Geigy Process for the preparation of disazo dyes

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