【摘要】 对超临界流体辅助聚合物加工技术的研究情况进行综述，主要介绍超临界流体的原理及特性，并就目前主要的超临界辅助纺丝、发泡、共混改性加工技术，从技术概况、工艺原理、主要装置、研究进展以及未来方向进行综述，以期为超临界辅助加工技术的发展和应用提供参考。更多还原

【Abstract】 This review comprehensively summarizes the current research status of supercritical fluid-assisted polymer processing technologies, and introduces the fundamental principles and unique characteristics of supercritical fluids. The review provides a critical analysis of major applications, including supercritical-assisted spinning, foaming, and blending modification. For each technology, the discussion covers a technical overview, process mechanisms, essential equipment, recent research advances, and future development directions. This work aims to serve as a valuable reference for researchers and engineers, facilitating the further development and industrial application of these promising polymer processing techniques.更多还原