Sulfonated 2-(2'-hydroxyaryl)-2h-benzotriazoles and/or...

Details Sulfonated 2-(2'-hydroxyaryl)-2h-benzotriazoles and/or... Sulfonated 2-(2'-hydroxyaryl)-2h-benzotriazoles and/or...

C - Chemistry, Metallurgy

07

D

260/313.1

C07D 249/20 (2006.01) D06M 13/256 (2006.01) D06M 13/352 (2006.01) D06M 15/41 (2006.01) D06P 1/56 (2006.01) D06P 1/642 (2006.01)

Patent

CA 1325214

SULFONATED 2-(2'-HYDROXYARYL)-2H-BENZOTRIAZOLES AND/OR SULFONATED AROMATIC FORMALDEHYDE CONDENSATES AND THEIR USE TO IMPROVE STAIN RESISTANCE AND DYE LIGHTFASTNESS ABSTRACT OF THE INVENTION A new class of sulfonated 2-(2'-hydroxyaryl)-2H- benzotriazole compounds and method for using them and other sulfonated hydroxyaryl benzotriazoles on nylon fibers to improve stain resistance and dye lightfastness has been discovered. A process is provided for improving stain resistance of nylon fibers by treatment with sulfonated aromatic-formaldehyde condensate and fluorinated dry soil resist agents.

580948

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