Fluorescent benzanthronic dyes

Details Fluorescent benzanthronic dyes Fluorescent benzanthronic dyes

C - Chemistry, Metallurgy

09

B

260/236.16

C09B 3/02 (2006.01) C07D 235/28 (2006.01) C07D 277/74 (2006.01) C09B 3/06 (2006.01)

Patent

CA 1050018

ABSTRACT OF THE DISCLOSURE: A plastosoluble fluorescent organic dye is disclosed that is derived from benzanthrone, and having the general formula: Image (I) wherein X = -H or -Br; and Y = -H, -OCH3 or -OC2H5. A process for the preparation of a dye of the general formula (I) is also disclosed. These dyes are useful in the bulk dyeing of polystyrene, polymethylmethacrylate, rigid PVC, polyethylene, acrylonitrile/ butadiene/styrene copolymers, polycarbonates or mineral oils.

250713

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