FR776791A - Production de colorants azoïques - Google Patents

Production de colorants azoïques

Info

Publication number
FR776791A
FR776791A FR776791DA FR776791A FR 776791 A FR776791 A FR 776791A FR 776791D A FR776791D A FR 776791DA FR 776791 A FR776791 A FR 776791A
Authority
FR
France
Prior art keywords
production
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR776791A publication Critical patent/FR776791A/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
    • C09B35/02—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)
FR776791D 1933-08-15 1934-08-02 Production de colorants azoïques Expired FR776791A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE776791X 1933-08-15

Publications (1)

Publication Number Publication Date
FR776791A true FR776791A (fr) 1935-02-04

Family

ID=1552193

Family Applications (1)

Application Number Title Priority Date Filing Date
FR776791D Expired FR776791A (fr) 1933-08-15 1934-08-02 Production de colorants azoïques

Country Status (1)

Country Link
FR (1) FR776791A (fr)

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