The total aliphatic halide content of epoxy resins is reduced by heating a resin containing hydrolyzable halide or bound halide or both hydrolyzable and bound halide dissolved in a solvent system containing at least one polar aprotic organic solvent which is not a ketone and at least one compound containing at least one aliphatic hydroxyl group per molecule in the presence of a suitable basic-acting compound for a time sufficient to reduce the total undesirable halide content.
将含有可
水解卤化物或结合卤化物或可
水解卤化物和结合卤化物的
树脂溶解在含有至少一种非
酮类极性烷基有机溶剂和至少一种每分子含有至少一个脂肪族羟基的化合物的溶剂体系中,并在适当的碱性作用化合物存在下加热足够长的时间,以减少环氧
树脂中的总脂肪族卤化物含量。