Sulfonated 2-(2'-hydroxyaryl)-2H-benzotriazoles and/or sulfonate

Details Sulfonated 2-(2'-hydroxyaryl)-2H-benzotriazoles and/or sulfonate Sulfonated 2-(2'-hydroxyaryl)-2H-benzotriazoles and/or sulfonate

1989-07-24

1991-02-05

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

8115, 8194, 8573, 548101, C07D24920

Patent

active

049906232

ABSTRACT:
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.

REFERENCES:
patent: 3897421 (1975-07-01), Aebli
patent: 4001266 (1977-01-01), Rody et al.
patent: 4226763 (1980-10-01), Dexter et al.
patent: 4278589 (1981-07-01), Dexter et al.
patent: 4668235 (1987-05-01), Evans et al.
patent: 4786728 (1988-11-01), Schwaiger et al.
patent: 4816574 (1989-03-01), Schwaiger et al.

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