本发明公开了一种乳液法催化制备二氧化双环戊二烯的方法,其特征是包括下列步骤:合成反应,即将双环戊二烯、水、络合剂、乳化剂、磷钨杂多酸季铵盐催化剂和p H调节剂加入到反应器中,升温至20~70℃,搅拌下滴加过氧化氢,滴完后继续在20~70℃下反应2~24小时,反应过程中控制p H值 The invention discloses a method for preparing dicyclopentadiene dioxide catalyzed by an emulsion method, and is characterized by comprising the following steps: a synthesis reaction of dicyclopentadiene, water, complexing agent, emulsifier, Ammonium salt catalyst and p H regulator added to the reactor, warmed to 20 ~ 70 ° C, hydrogen peroxide was added dropwise with stirring, dropping continued after 20 ~ 70 ° C for 2 to 24 hours, the reaction control p H value