A thermosetting resin composition for laser direct structuring (LDS) which is used for LDS includes the following components: (A) a thermosetting resin; (B) an inorganic filler; (C) a non-conductive metal compound that forms a metal nucleus upon irradiation with active energy rays; and (D) a coupling agent, in which the component (A) contains one or more selected from the group consisting of an epoxy resin and a bismaleimide resin, and at least one of the following conditions is satisfied.
Condition 1: a ratio of particles having a particle size equal to or more than 1 µm and equal to or less than 20 µm in the component (B) is equal to or more than 40% by volume and equal to or less than 95% by volume with respect to a total volume of the component (B), and
Condition 2: an angle of fall of the thermosetting resin composition for LDS is equal to or less than 35°.
一种用于激光直接成型(LDS)的热固性
树脂组合物包括以下成分:(A)一种热固性
树脂;(B)一种无机填料;(C)一种非导电
金属化合物,在用活性能量射线照射时形成
金属核;以及(D)一种
偶联剂,其中组分(A)包含一种或多种选自环氧
树脂和双马来
酰亚胺树脂组成的组,并且至少满足下列条件之一。
条件 1:相对于组分(B)的总体积,组分(B)中粒径等于或大于 1 微米且等于或小于 20 微米的颗粒的体积比等于或大于 40%,且等于或小于 95%,且
条件 2:LDS 热固性
树脂组合物的下降角等于或小于 35°。