| http://www.w3.org/ns/prov#value | - Physical properties of the polyurethane elastomer can be modified by use of a mixture of polyols of which at least one polyol is a hydrophobic difunctional telechelic linear non-crosslinked polyolefin without pendant chain branched groups wherein the functionality number of the terminal groups is 2.0, the functional groups are other than vinyl groups and the polyolefin is of the structure X--[CH??
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