FR880037A - Disazo dyes and their preparation process - Google Patents

Disazo dyes and their preparation process

Info

Publication number
FR880037A
FR880037A FR880037DA FR880037A FR 880037 A FR880037 A FR 880037A FR 880037D A FR880037D A FR 880037DA FR 880037 A FR880037 A FR 880037A
Authority
FR
France
Prior art keywords
preparation process
disazo dyes
disazo
dyes
preparation
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 FR880037A publication Critical patent/FR880037A/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
    • C09B31/02—Disazo dyes
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR880037D 1938-10-24 1942-03-07 Disazo dyes and their preparation process Expired FR880037A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE880037X 1938-10-24

Publications (1)

Publication Number Publication Date
FR880037A true FR880037A (en) 1943-03-11

Family

ID=6819539

Family Applications (1)

Application Number Title Priority Date Filing Date
FR880037D Expired FR880037A (en) 1938-10-24 1942-03-07 Disazo dyes and their preparation process

Country Status (1)

Country Link
FR (1) FR880037A (en)

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