FR71966E - Colorants poly-azoïques et leur fabrication - Google Patents

Colorants poly-azoïques et leur fabrication

Info

Publication number
FR71966E
FR71966E FR71966DA FR71966E FR 71966 E FR71966 E FR 71966E FR 71966D A FR71966D A FR 71966DA FR 71966 E FR71966 E FR 71966E
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
English (en)
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 FR71966E publication Critical patent/FR71966E/fr
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
    • C09B35/40—Trisazo dyes ot the type the component K being a dihydroxy or polyhydroxy compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR71966D 1957-03-11 1957-03-11 Colorants poly-azoïques et leur fabrication Expired FR71966E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR71966T 1957-03-11

Publications (1)

Publication Number Publication Date
FR71966E true FR71966E (fr) 1960-03-15

Family

ID=8703483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71966D Expired FR71966E (fr) 1957-03-11 1957-03-11 Colorants poly-azoïques et leur fabrication

Country Status (1)

Country Link
FR (1) FR71966E (fr)

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