Main > PIGMENT > Fluorescent Pigments > Pigment Violet 19 > Co.: CH. C > Patent > Claims Etc > Claim 1: Fluorescent Pigment Compn. > a) PolyAmide; b) Pigment Formula: > (Ib) ##STR18## (<1%) Dry Mixt. > Claim 4: Compd Form.: (II) #STR19# > R=Sterically Hindered Amino Group

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