反应详情

The boron trifluoride and the coordination compound of boron trifluoride such as boron trifluoride diethyl etherate, boron trifluoride dibutyl etherate, boron trifluoride dioxanate, boron trifluoride acetic anhydride and boron trifluoride triethylamine complex compounds, which are used either alone or in combination in the present invention, are a cationic polymerization catalyst for producing a polyacetal resin mainly comprising 1,3-dioxolane and trioxane.