FR971634A - Copperable poly-azo dyes and their preparation - Google Patents

Copperable poly-azo dyes and their preparation

Info

Publication number
FR971634A
FR971634A FR971634DA FR971634A FR 971634 A FR971634 A FR 971634A FR 971634D A FR971634D A FR 971634DA FR 971634 A FR971634 A FR 971634A
Authority
FR
France
Prior art keywords
copperable
poly
preparation
azo 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.)
Novartis AG
Original Assignee
JR Geigy 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 JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR971634A publication Critical patent/FR971634A/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
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR971634D 1947-09-15 1948-09-14 Copperable poly-azo dyes and their preparation Expired FR971634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH971634X 1947-09-15

Publications (1)

Publication Number Publication Date
FR971634A true FR971634A (en) 1951-01-19

Family

ID=4551012

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971634D Expired FR971634A (en) 1947-09-15 1948-09-14 Copperable poly-azo dyes and their preparation

Country Status (1)

Country Link
FR (1) FR971634A (en)

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