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FR1047243A - Polyazo dyes and their manufacturing process - Google Patents

Polyazo dyes and their manufacturing process

Info

Publication number
FR1047243A
FR1047243A FR1047243DA FR1047243A FR 1047243 A FR1047243 A FR 1047243A FR 1047243D A FR1047243D A FR 1047243DA FR 1047243 A FR1047243 A FR 1047243A
Authority
FR
France
Prior art keywords
manufacturing process
polyazo dyes
polyazo
dyes
manufacturing
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 FR1047243A publication Critical patent/FR1047243A/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
    • C09B35/40—Trisazo dyes ot the type the component K being a dihydroxy or polyhydroxy compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1047243D 1950-12-07 1951-12-06 Polyazo dyes and their manufacturing process Expired FR1047243A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1047243X 1950-12-07

Publications (1)

Publication Number Publication Date
FR1047243A true FR1047243A (en) 1953-12-11

Family

ID=4554665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047243D Expired FR1047243A (en) 1950-12-07 1951-12-06 Polyazo dyes and their manufacturing process

Country Status (1)

Country Link
FR (1) FR1047243A (en)

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