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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
C09B44/00—Azo dyes containing onium groups
C09B44/02—Azo dyes containing onium groups containing ammonium groups not directly attached to an azo group
C09B44/04—Azo dyes containing onium groups containing ammonium groups not directly attached to an azo group from coupling components containing amino as the only directing group
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IT20234/80A1979-03-301980-02-28
BASIC AZOIC DYES, PROCEDURE FOR THEIR MANUFACTURE AND USE FOR THE COLORATION OF SYNTHETIC POLYMER MATERIALS
IT1141256B
(en)