A resin composition is provided which composition comprises 100 parts by weight of (A)polyarylene sulfide, and 0.01 to 5.0 parts by weight of (B) a product compound of an element selected from the group consisting of group IIA and group IIB of the periodic table, wherein said product compound has such alkalinity that a mixture of said product compound with a 20-fold weight of ultrapure water of grade A4 specified in the Japanese Industrial Standards (JIS) K0557 has a pH of from 10.0 to 12.0. The composition is particularly suited to be used for an optical instrument part such as an object lens driving unit and the like.
提供了一种
树脂组合物,该组合物由 100 重量份的(A)聚芳基
硫醚和 0.01 至 5.0 重量份的(B)一种选自元素周期表 IIA 族和 IIB 族的元素的产物化合物组成,其中所述产物化合物具有这样的碱性,即所述产物化合物与 20 倍重量的日本工业标准 (JIS) K0557 中规定的 A4 级超纯
水的混合物的 pH 值为 10.0 至 12.0。该组合物特别适合用于光学仪器部件,如物镜驱动单元等。