If the volatile vapor pressure in the curing laminate exceeds the actual pressure on the liquid resin prior to gelation, then void formation and growth will occur.
如果树脂凝胶前挥发物的蒸气压力超过树脂流体的压力，则会在层板中生成孔隙，而且孔会长大。
2
The invention relates to a halogen-free flame-retardant epoxy resin composite, the flexible copper clad laminate made from the epoxy resin composite and the production method.
本发明涉及一种无卤阻燃环氧树脂组合物、使用其制作的挠性覆铜板及其 制作方法。
3
Preferably, in the core (1) of laminate structure, a polymer resin is used in each of the resin layers and a soft ferrite powder is used as the magnetic powder.