FR757817A - Process for the preparation of disazo dyes capable of being chromed - Google Patents

Process for the preparation of disazo dyes capable of being chromed

Info

Publication number
FR757817A
FR757817A FR757817DA FR757817A FR 757817 A FR757817 A FR 757817A FR 757817D A FR757817D A FR 757817DA FR 757817 A FR757817 A FR 757817A
Authority
FR
France
Prior art keywords
chromed
preparation
disazo dyes
dyes capable
disazo
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 FR757817A publication Critical patent/FR757817A/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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/02—Disazo dyes
    • C09B33/04—Disazo dyes in which the coupling component is a dihydroxy or polyhydroxy compound
    • C09B33/048—Disazo dyes in which the coupling component is a dihydroxy or polyhydroxy compound the coupling component being a bis-naphthol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR757817D 1932-06-30 1933-06-30 Process for the preparation of disazo dyes capable of being chromed Expired FR757817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE757817X 1932-06-30

Publications (1)

Publication Number Publication Date
FR757817A true FR757817A (en) 1934-01-05

Family

ID=6660116

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757817D Expired FR757817A (en) 1932-06-30 1933-06-30 Process for the preparation of disazo dyes capable of being chromed

Country Status (1)

Country Link
FR (1) FR757817A (en)

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