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Polymerization of (HC≡CSiMe2)2X with WCl6 or MoCl5 catalyst afforded polymers soluble in common organic solvents. The conductivity of the polymer fell in the range of insulators but was improved to 10−2 S·cm−1 upon doping with (Et2N) 3S+ SiF2Me3− (or n-Bu4N+ F−) and I2 (or SO3).
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Kusumoto et al. (1988) studied this question.
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