Coloring of synthetic or semisynthetic high molecular...

Details Coloring of synthetic or semisynthetic high molecular... Coloring of synthetic or semisynthetic high molecular...

C - Chemistry, Metallurgy

09

B

8/18, 260/236.2

C09B 3/58 (2006.01) C08K 5/08 (2006.01) C08K 5/16 (2006.01) C08K 5/42 (2006.01) C08K 5/43 (2006.01) D06P 1/20 (2006.01)

Patent

CA 1052783

ABSTRACT OF THE DISCLOSURE Organic materials may be colored with novel naphthacenequinone derivatives having the formula: Image or Image Image wherein R1 and R3 each is hydrogen, chlorine, hydroxyl or amino, R2 is carboxyl, a derivative thereof, sulfonamide, sulfonate or phenylsulfonate, and X is hydrazo or aromatic diamino. Organic materials colored with the compound have a brilliant hue with characteristic fluorescence and high sublimation fastness.

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