-1,4-polybutadiene prepared using novel functionalizing agents
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United States of America Patent
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Dec 31, 2013
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Dec 12, 2012
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Nov 10, 2000
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Abstract
A method for preparing a functionalized polymer comprising the steps of preparing a polymer by polymerizing conjugated diene monomer with a lanthanide-based catalyst, wherein the lanthanide-based catalyst comprises (a) a lanthanide compound, (b) an alkylating agent, and (c) a source of halogen, and reacting the pseudo-living polymer with at least one amide-containing functionalizing agent.
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