FR1123473A - Poly-azo dyes and their manufacture - Google Patents

Poly-azo dyes and their manufacture

Info

Publication number
FR1123473A
FR1123473A FR1123473DA FR1123473A FR 1123473 A FR1123473 A FR 1123473A FR 1123473D A FR1123473D A FR 1123473DA FR 1123473 A FR1123473 A FR 1123473A
Authority
FR
France
Prior art keywords
poly
manufacture
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.)
Cassella Farbwerke Mainkur AG
Original Assignee
Cassella Farbwerke Mainkur 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 Cassella Farbwerke Mainkur AG filed Critical Cassella Farbwerke Mainkur AG
Application granted granted Critical
Publication of FR1123473A publication Critical patent/FR1123473A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
FR1123473D 1954-05-05 1955-05-04 Poly-azo dyes and their manufacture Expired FR1123473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1123473X 1954-05-05

Publications (1)

Publication Number Publication Date
FR1123473A true FR1123473A (en) 1956-09-21

Family

ID=7724871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1123473D Expired FR1123473A (en) 1954-05-05 1955-05-04 Poly-azo dyes and their manufacture

Country Status (1)

Country Link
FR (1) FR1123473A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2211510A1 (en) * 1972-12-21 1974-07-19 Ici Ltd
US4169832A (en) * 1975-09-05 1979-10-02 Sandoz Ltd. Disazo and trisazo intermediates for polyazo dyes containing a stilbenyl or 2,2'-disulfostilbenyl radical
FR2429863A1 (en) * 1978-06-27 1980-01-25 Bayer Ag Black tris:azo acid dyes of aromatic series - for use on nitrogen-contg. fibres esp. leather
US4468348A (en) * 1972-09-26 1984-08-28 Sandoz Ltd. Trisazo dyes having a 4-(1-amino-3,6-disulfo-8-hydroxy-7-phenylazonaphthyl-2-azo)phenylazo group linked to a coupling component radical

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468348A (en) * 1972-09-26 1984-08-28 Sandoz Ltd. Trisazo dyes having a 4-(1-amino-3,6-disulfo-8-hydroxy-7-phenylazonaphthyl-2-azo)phenylazo group linked to a coupling component radical
FR2211510A1 (en) * 1972-12-21 1974-07-19 Ici Ltd
US4169832A (en) * 1975-09-05 1979-10-02 Sandoz Ltd. Disazo and trisazo intermediates for polyazo dyes containing a stilbenyl or 2,2'-disulfostilbenyl radical
FR2429863A1 (en) * 1978-06-27 1980-01-25 Bayer Ag Black tris:azo acid dyes of aromatic series - for use on nitrogen-contg. fibres esp. leather

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