C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 5/24 (2006.01) C08K 7/02 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2734178
A fibrous polyurethane composite and a method for its manufacture is provided comprising a first polymer constituent further comprising a polyurethane catalyst and an active hydrogen compound possessing at least two active hydrogen functional groups, a second polymer constituent further comprising a polyisocyanate pre-polymer, and a fibrous sheet material. In another aspect the fibrous polyurethane composite further comprises a third polymer constituent further comprising at least one active-hydrogen containing fluorinated compound and a polyurethane catalyst.
Linvention concerne un produit composite de polyuréthane fibreux et son procédé de fabrication comprenant un premier élément polymère comprenant en outre un catalyseur de polyuréthane et un composé hydrogéné actif possédant au moins deux groupes fonctionnels hydrogénés actifs, un second élément polymère comprenant en outre un prépolymère de polyisocyanate, et un matériau en feuille fibreux. Selon un autre aspect, le produit composite de polyuréthane fibreux comprend en outre un troisième élément polymère comprenant en outre au moins un composé fluoré contenant un hydrogène actif et un catalyseur de polyuréthane.
Borden Ladner Gervais Llp
Sylvanova Inc.
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