FR70173E - Poly-azo dyes and their manufacture - Google Patents

Poly-azo dyes and their manufacture

Info

Publication number
FR70173E
FR70173E FR70173DA FR70173E FR 70173 E FR70173 E FR 70173E FR 70173D A FR70173D A FR 70173DA FR 70173 E FR70173 E FR 70173E
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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of FR70173E publication Critical patent/FR70173E/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
    • C09B35/36—Trisazo dyes of the type
    • C09B35/366—D is diphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR70173D 1956-04-30 1956-04-30 Poly-azo dyes and their manufacture Expired FR70173E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70173T 1956-04-30

Publications (1)

Publication Number Publication Date
FR70173E true FR70173E (en) 1959-02-19

Family

ID=8701906

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70173D Expired FR70173E (en) 1956-04-30 1956-04-30 Poly-azo dyes and their manufacture

Country Status (1)

Country Link
FR (1) FR70173E (en)

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