FR891331A - Process for preparing dibenzopyrene-quinone series vat dyes - Google Patents

Process for preparing dibenzopyrene-quinone series vat dyes

Info

Publication number
FR891331A
FR891331A FR891331DA FR891331A FR 891331 A FR891331 A FR 891331A FR 891331D A FR891331D A FR 891331DA FR 891331 A FR891331 A FR 891331A
Authority
FR
France
Prior art keywords
dibenzopyrene
preparing
vat dyes
quinone series
quinone
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 FR891331A publication Critical patent/FR891331A/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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/50—Dibenzopyrenequinones
FR891331D 1939-02-25 1943-02-18 Process for preparing dibenzopyrene-quinone series vat dyes Expired FR891331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE891331X 1939-02-25

Publications (1)

Publication Number Publication Date
FR891331A true FR891331A (en) 1944-03-03

Family

ID=6844471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR891331D Expired FR891331A (en) 1939-02-25 1943-02-18 Process for preparing dibenzopyrene-quinone series vat dyes

Country Status (1)

Country Link
FR (1) FR891331A (en)

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