Compositions and method for preventing the staining of...

C - Chemistry – Metallurgy – 08 – K

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C08K 5/52 (2006.01) A43B 13/00 (2006.01) C08K 5/521 (2006.01)

Patent

CA 1302644

ABSTRACT To prevent the staining of a nitrocellulose coated shoe upper by a polyurethane shoe sole prepared from a mixture comprising a polyiso- cyanate, a polyol, a chain extender, a tertiary amine catalyst, a sur- factant and water, an effective amount of a reactive organic halogen compound, preferably a halogenated fire retardant, is added.

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