FR670617A - A process for producing azo dyes of good fastness - Google Patents

A process for producing azo dyes of good fastness

Info

Publication number
FR670617A
FR670617A FR670617DA FR670617A FR 670617 A FR670617 A FR 670617A FR 670617D A FR670617D A FR 670617DA FR 670617 A FR670617 A FR 670617A
Authority
FR
France
Prior art keywords
azo dyes
good fastness
producing azo
producing
fastness
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.)
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 FR670617A publication Critical patent/FR670617A/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
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/21—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylmethane or triarylmethane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR670617D 1928-02-28 1929-02-28 A process for producing azo dyes of good fastness Expired FR670617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE670617X 1928-02-28

Publications (1)

Publication Number Publication Date
FR670617A true FR670617A (en) 1929-12-02

Family

ID=6590374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670617D Expired FR670617A (en) 1928-02-28 1929-02-28 A process for producing azo dyes of good fastness

Country Status (1)

Country Link
FR (1) FR670617A (en)

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