FR880228A - Process for preparing trisazo dyes - Google Patents

Process for preparing trisazo dyes

Info

Publication number
FR880228A
FR880228A FR880228DA FR880228A FR 880228 A FR880228 A FR 880228A FR 880228D A FR880228D A FR 880228DA FR 880228 A FR880228 A FR 880228A
Authority
FR
France
Prior art keywords
preparing
trisazo dyes
trisazo
dyes
preparing trisazo
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 FR880228A publication Critical patent/FR880228A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo dyes
    • C09B31/22—Trisazo dyes from a coupling component "D" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR880228D 1941-04-30 1942-03-14 Process for preparing trisazo dyes Expired FR880228A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE880228X 1941-04-30

Publications (1)

Publication Number Publication Date
FR880228A true FR880228A (en) 1943-03-17

Family

ID=1556099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR880228D Expired FR880228A (en) 1941-04-30 1942-03-14 Process for preparing trisazo dyes

Country Status (1)

Country Link
FR (1) FR880228A (en)

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