FR565975A - Production of disazo colors - Google Patents

Production of disazo colors

Info

Publication number
FR565975A
FR565975A FR565975DA FR565975A FR 565975 A FR565975 A FR 565975A FR 565975D A FR565975D A FR 565975DA FR 565975 A FR565975 A FR 565975A
Authority
FR
France
Prior art keywords
disazo
colors
production
disazo colors
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.)
Bayer AG
Original Assignee
Farbenfabriken Vorm Friedr Bayer and Co
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 Farbenfabriken Vorm Friedr Bayer and Co filed Critical Farbenfabriken Vorm Friedr Bayer and Co
Application granted granted Critical
Publication of FR565975A publication Critical patent/FR565975A/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
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • C09B31/068—Naphthols
    • C09B31/072—Naphthols containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR565975D 1922-07-18 1923-05-09 Production of disazo colors Expired FR565975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE565975X 1922-07-18

Publications (1)

Publication Number Publication Date
FR565975A true FR565975A (en) 1924-02-07

Family

ID=6567443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR565975D Expired FR565975A (en) 1922-07-18 1923-05-09 Production of disazo colors

Country Status (1)

Country Link
FR (1) FR565975A (en)

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