FR650778A - Production of azo dyes - Google Patents

Production of azo dyes

Info

Publication number
FR650778A
FR650778A FR650778DA FR650778A FR 650778 A FR650778 A FR 650778A FR 650778D A FR650778D A FR 650778DA FR 650778 A FR650778 A FR 650778A
Authority
FR
France
Prior art keywords
production
azo dyes
azo
dyes
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 FR650778A publication Critical patent/FR650778A/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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
FR650778D 1927-03-12 1928-03-12 Production of azo dyes Expired FR650778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE650778X 1927-03-12

Publications (1)

Publication Number Publication Date
FR650778A true FR650778A (en) 1929-02-11

Family

ID=6581473

Family Applications (1)

Application Number Title Priority Date Filing Date
FR650778D Expired FR650778A (en) 1927-03-12 1928-03-12 Production of azo dyes

Country Status (1)

Country Link
FR (1) FR650778A (en)

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