bulk prepolymerization本体预聚合
prepolymerization pulping预聚法制浆
prepolymerization reactor前聚合反应器
heat prepolymerization热预聚
prepolymerization method预聚方式
prepolymerization kinetics预聚合反应动力学
DQ prepolymerization catalystDQ预聚合催化剂
continuous prepolymerization pulping连续预聚法制浆