BE759471A - 3'-HYDROXY-QUINOPHTALONE COLORANTS - Google Patents

3'-HYDROXY-QUINOPHTALONE COLORANTS

Info

Publication number
BE759471A
BE759471A BE759471DA BE759471A BE 759471 A BE759471 A BE 759471A BE 759471D A BE759471D A BE 759471DA BE 759471 A BE759471 A BE 759471A
Authority
BE
Belgium
Prior art keywords
quinophtalone
colorants
hydroxy
quinophtalone colorants
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Bayer 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.)
Publication date
Publication of BE759471A publication Critical patent/BE759471A/en

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
    • C09B25/00—Quinophthalones
BE759471D 1969-11-26 3'-HYDROXY-QUINOPHTALONE COLORANTS BE759471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691959321 DE1959321A1 (en) 1969-11-26 1969-11-26 3'-hydroxy-quinophthalone dyes

Publications (1)

Publication Number Publication Date
BE759471A true BE759471A (en) 1971-04-30

Family

ID=5752117

Family Applications (1)

Application Number Title Priority Date Filing Date
BE759471D BE759471A (en) 1969-11-26 3'-HYDROXY-QUINOPHTALONE COLORANTS

Country Status (7)

Country Link
AT (1) AT297178B (en)
BE (1) BE759471A (en)
CH (1) CH527877A (en)
DE (1) DE1959321A1 (en)
FR (1) FR2072483A5 (en)
GB (1) GB1275896A (en)
NL (1) NL7017107A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3022837A1 (en) * 1980-06-19 1982-01-07 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING ANIONIC CHINOPHTHALONE DYES

Also Published As

Publication number Publication date
NL7017107A (en) 1971-05-28
DE1959321A1 (en) 1971-05-27
AT297178B (en) 1972-03-10
GB1275896A (en) 1972-05-24
FR2072483A5 (en) 1971-09-24
CH527877A (en) 1972-09-15

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