Patent ID: 7763324

Claim:
A method of treating, or partially or wholly impregnating, a textile and/or footwear article to be worn on, or associated with, a user's foot with an active deodorizing ingredient which comprises elemental sulphur, or a composition comprising elemental sulphur and is capable of liberating elemental sulphur, the method including the steps of: treating or impregnating the article with a selected composition having, in addition to the active ingredient, a polymeric binder for providing stable adherence of the active ingredient to the article and gradual release therefrom over time, the polymeric binder being a selected acrylic, silicone, butadiene or polyurethane resin, and the active ingredient and resin being distributed in an aqueous bath in which the article is immersed, wherein the active ingredient has a concentration in the aqueous bath between about 0.3 g/l and about 1.0 g/l, the resin is a selected silicon resin having a concentration between about 10 g/l and about 20 g/l, and the aqueous bath further comprises a selected cationic surfactant and a selected softener at concentrations between about 10 g/l and about 20 g/l and about 2 g/l and about 5 g/l, respectively.