综述了离子液体对纤维素的溶解作用及其应用,主要包括溶解现象、溶解机制以及溶解和再生前后纤维素化学物理结构的变化,并简述了现阶段离子液体在纤维素纺丝领域的应用进展。 This paper reviews the dissolution of cellulose by ionic liquids and its applications, including dissolution, dissolution mechanism and changes of chemical and physical structures of cellulose before and after dissolution and regeneration, and briefly describes the application of ionic liquids in the field of cellulose spinning progress.