also by using infrared spectroscopy we have inspected the curing process of epoxy resin of bisphenol-a with curing agent of polybasic acid for obtaining useful curing…
本文还研究了利用红外光谱跟蹤环氧树脂-多元酸固化过程,从而取得了较为合理的固化温度。
by using sulfobetaine derivant as leveling agent and polybasic acid as complexant of interfering ions, the brightener sn-1 for nickel plating is developed.