▎ 摘　　要

NOVELTY - Synthetic solid loading type ionic liquid catalyst (I) is new. USE - Synthetic solid loading type ionic liquid catalyst for dimethyl carbonate and diethyl carbonate ester exchange synthetic reaction. ADVANTAGE - The synthetic solid loading type ionic liquid catalyst is easy and simple to operate and cost effective, and has good catalytic performance. DETAILED DESCRIPTION - Synthetic solid loading type ionic liquid catalyst of formula (I) is new.. X=hydroxy, carbonate and acetate group.