| 摘要 |
An electrically-conductive resin composition comprises (A) a thermoplastic resin and (B) an electrically-conductive polymer blended together. The electrically-conductive polymer is an electrically-conductive polyester doped with a dissociable inorganic salt. The doped polyester is at least one polyester selected from the group consisting of (a) polyesters each of which has a weight average molecular weight of from 50,000 to 500,000 and has been obtained by subjecting at least caprolactone as a monomer to ring-opening polymerization and (b) comb polyesters each of which has one or more polyester chains each having a weight average molecular weight of from 50,000 to 200,000 and has been obtained by subjecting a lactone to ring-opening polymerization in the presence of a trifunctional or higher functional, polyhydric alcohol as a polymerization initiator. Electrically-conductive resin moldings made of such electrically-conductive resin compositions are also disclosed.
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