D - Textiles – Paper – 06 – M
Patent
D - Textiles, Paper
06
M
D06M 15/63 (2006.01) D06M 15/263 (2006.01)
Patent
CA 2562456
A fibrous polyamide or wool substrate having resistance to staining by acid colorants comprises, a fibrous polyamide or wool substrate having applied thereto a sulfonated aromatic condensation resin, said resin being a condensation product of a sulfonated dihydroxydiphenyl sulfone, a dihydroxydiphenyl sulfone, a sulfonated naphthalene and an aldehyde; or a sulfonated dihydroxydiphenyl sulfone, a sulfonated naphthalene and an aldehyde; optionally a methacrylic acid polymer is also applied thereto as well as a fluorochemical; an aqueous formulation of the resin is also provided which formulation may include the methacrylic acid polymer as well as the fluorochemical Additionally there may be employed a salt to enhance exhaustion of components onto the substrate; a method of treating a fibrous polyamide or wool substrate employing the formulation is also provided.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Tri-Texco Inc.
Trichromatic Carpet Inc.
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