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FR807286A - Disazo dyes and their preparation process - Google Patents

Disazo dyes and their preparation process

Info

Publication number
FR807286A
FR807286A FR807286DA FR807286A FR 807286 A FR807286 A FR 807286A FR 807286D A FR807286D A FR 807286DA FR 807286 A FR807286 A FR 807286A
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 FR807286A publication Critical patent/FR807286A/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
    • 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)
FR807286D 1935-06-20 1936-06-11 Disazo dyes and their preparation process Expired FR807286A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE807286X 1935-06-20

Publications (1)

Publication Number Publication Date
FR807286A true FR807286A (en) 1937-01-08

Family

ID=6722809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR807286D Expired FR807286A (en) 1935-06-20 1936-06-11 Disazo dyes and their preparation process

Country Status (1)

Country Link
FR (1) FR807286A (en)

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