Process for improving the dyeability of fabrics and fibers

Details Process for improving the dyeability of fabrics and fibers Process for improving the dyeability of fabrics and fibers

D - Textiles, Paper

06

M

D06M 11/59 (2006.01) D06M 13/385 (2006.01) D06M 13/463 (2006.01) D06P 1/66 (2006.01)

Patent

CA 2096819

ABSTRACT PROCESS FOR IMPROVING THE DYEABILITY OF FABRICS AND FIBERS The printability and/or dyeability of fabrics or fibers comprising polyhydroxylized polymers is improved by treating a dry causticized fabric or fiber with a dilute solution of an ammonium salt of Formula I or II: Image (I) Image (II) and mixtures thereof, wherein R, R', R'' and R''' are C1- C10; X is sulfate, sulfonate or halide; and Z is selected from sulfate, sulfonate and halide . After wetting to a water content of less than 50 percent by weight, the wetted fabric or fiber is heated to fix the ammonium salt.

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