FR805497A - New azo dyes and their production process - Google Patents

New azo dyes and their production process

Info

Publication number
FR805497A
FR805497A FR805497DA FR805497A FR 805497 A FR805497 A FR 805497A FR 805497D A FR805497D A FR 805497DA FR 805497 A FR805497 A FR 805497A
Authority
FR
France
Prior art keywords
production process
azo dyes
new azo
new
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
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 FR805497A publication Critical patent/FR805497A/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
    • C09B35/26—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl urea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR805497D 1935-05-02 1936-04-27 New azo dyes and their production process Expired FR805497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE805497X 1935-05-02

Publications (1)

Publication Number Publication Date
FR805497A true FR805497A (en) 1936-11-20

Family

ID=6722361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805497D Expired FR805497A (en) 1935-05-02 1936-04-27 New azo dyes and their production process

Country Status (1)

Country Link
FR (1) FR805497A (en)

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