FR818197A - Procédé de fabrication de colorants disazoïques - Google Patents

Procédé de fabrication de colorants disazoïques

Info

Publication number
FR818197A
FR818197A FR818197DA FR818197A FR 818197 A FR818197 A FR 818197A FR 818197D A FR818197D A FR 818197DA FR 818197 A FR818197 A FR 818197A
Authority
FR
France
Prior art keywords
manufacturing process
disazo dyes
disazo
dyes
manufacturing
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
English (en)
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 FR818197A publication Critical patent/FR818197A/fr
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
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/023—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy or polyhydroxy compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR818197D 1936-03-31 1937-02-22 Procédé de fabrication de colorants disazoïques Expired FR818197A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE818197X 1936-03-31

Publications (1)

Publication Number Publication Date
FR818197A true FR818197A (fr) 1937-09-20

Family

ID=6735388

Family Applications (1)

Application Number Title Priority Date Filing Date
FR818197D Expired FR818197A (fr) 1936-03-31 1937-02-22 Procédé de fabrication de colorants disazoïques

Country Status (1)

Country Link
FR (1) FR818197A (fr)

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