The processing of glass-reinforced plastic cover for Model 16 Hooker electrolyzer with vinyl ester based unsaturated polyester resin was introduced. The performances of vinyl ester based unsaturated polyester resin were described. 叙述了用乙烯基酯不饱和聚酯树脂制作虎克-16型玻璃钢电解槽盖的施工方法,介绍了乙烯基酯不饱和聚酯树脂的性能。