FR656948A - Polyazo dyes and process for their production - Google Patents

Polyazo dyes and process for their production

Info

Publication number
FR656948A
FR656948A FR656948DA FR656948A FR 656948 A FR656948 A FR 656948A FR 656948D A FR656948D A FR 656948DA FR 656948 A FR656948 A FR 656948A
Authority
FR
France
Prior art keywords
production
polyazo dyes
polyazo
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 FR656948A publication Critical patent/FR656948A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR656948D 1927-07-13 1928-07-03 Polyazo dyes and process for their production Expired FR656948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE656948X 1927-07-13

Publications (1)

Publication Number Publication Date
FR656948A true FR656948A (en) 1929-05-15

Family

ID=6582314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656948D Expired FR656948A (en) 1927-07-13 1928-07-03 Polyazo dyes and process for their production

Country Status (1)

Country Link
FR (1) FR656948A (en)

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