FR659897A - Azo dye production process - Google Patents

Azo dye production process

Info

Publication number
FR659897A
FR659897A FR659897DA FR659897A FR 659897 A FR659897 A FR 659897A FR 659897D A FR659897D A FR 659897DA FR 659897 A FR659897 A FR 659897A
Authority
FR
France
Prior art keywords
production process
azo dye
dye production
azo
production
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 FR659897A publication Critical patent/FR659897A/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
    • C09B33/147—Disazo dyes in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR659897D 1927-09-05 1928-09-01 Azo dye production process Expired FR659897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE659897X 1927-09-05

Publications (1)

Publication Number Publication Date
FR659897A true FR659897A (en) 1929-07-04

Family

ID=6582748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR659897D Expired FR659897A (en) 1927-09-05 1928-09-01 Azo dye production process

Country Status (1)

Country Link
FR (1) FR659897A (en)

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