| 摘要 |
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.
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