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    • 9. 发明授权
    • Liquid crystal polyester resin composition and molded article
    • 液晶聚酯树脂组合物和模制品
    • US5428100A
    • 1995-06-27
    • US69415
    • 1993-06-01
    • Kuniaki AsaiTadayasu KobayashiMituo Maeda
    • Kuniaki AsaiTadayasu KobayashiMituo Maeda
    • C08K3/04C08K3/34C08K5/02
    • C08K3/04
    • There are provided a liquid crystal polyester resin composition comprising 100 parts by weight of a liquid crystal polyester, 45 to 80 parts by weight of graphite having an average particle size of 5 .mu.m or more and 0 to 140 parts by weight of talc having an average particle size of 5 .mu.m or more, the total amount of the graphite and the talc being 55 to 185 parts by weight. There are provided a molded article such as a carrier for electronic part, a heat-resistant tray for IC, or the like, which has high heat resistance in soldering, only slight anisotropy and warpage, a surface resistivity of 1.times.10.sup.4 to 1.times.10.sup.8 .OMEGA., and an initial voltage due to electrification and a half-life (a time required for the initial voltage due to electrification to be reduced to one-half) which are controlled to be further reduced; and a liquid crystal polyester resin composition excellent in moldability which gives said molded article.
    • 提供一种液晶聚酯树脂组合物,其包含100重量份的液晶聚酯,45-80重量份的平均粒度为5μm以上的石墨和0至140重量份的具有 平均粒径为5μm以上,石墨和滑石的总量为55〜185重量份。 提供了诸如电子部件用载体,用于IC的耐热性托盘等的模制品,其在焊接中具有高耐热性,仅具有微小的各向异性和翘曲,表面电阻率为1×10 4至1​​×10 8欧米茄,以及 由于带电和半衰期(电气化引起的初始电压减少到一半所需的时间)的初始电压被控制为进一步减少; 以及赋予所述成型制品的成型性优异的液晶聚酯树脂组合物。