| http://www.w3.org/ns/prov#value | - Therefore, there is a clear and present need for a method for making copolymers containing olefinic monomers, and in particular, isobutylene-type monomers, that does not rely on Lewis acids and transition metals to obtain an alternating copolymer and which minimizes or eliminates unreacted monomer contamination in the final copolymer.
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