| 摘要 |
A polybutylene naphthalate-based resin composition contains, relative to (A) 100 parts by wt of polybutylene naphthalate resin, (B) 40-150 parts by wt of polyester block copolymer, (C) 0.5-5 parts by wt of hydrolysis retarder, and (D) 0.5-5 parts by wt of inorganic multiporous filler.
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