| http://www.w3.org/ns/prov#value | - U.S. Pat. No. 6,080,835 discloses a functionalized elastomer comprising: a functional group defined by the formula: where R1, is a selected from the group consisting of a divalent alkylene group, an oxy-alkylene group, an amino alkylene group, and a substituted alkylene group, each group having from about 6 to about 20 carbon atoms, R2 is covalently bonded to the elastomer and is selected from the
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