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循环加压-卸压法制备高分子水凝胶OA北大核心

Preparation of Polymeric Hydrogel via Alternate Compression-Decompression

中文摘要英文摘要

基于冷冻-解冻法制备凝胶原理及相关的研究成果,依托自主设计的动态加载装置,从压力调控的角度出发,系统探究了不同加载方式(加载幅度、加载速率、加载频次)对高分子水溶液胶凝过程的影响.结果表明:采用循环加压-卸压法,能够高效、快速地合成一系列具备优异机械强度的水凝胶,其潜在应用涵盖生物医学、环境保护、电子器件等多个领域.循环加压-卸压技术作为一种创新方法,不仅极大地拓展了水凝胶的制备策略,还显著提升了水凝胶在软物质科学领域的应用潜力,为该领域的进一步发展提供了新的思路和方向.

Based on the principles of gel preparation via freeze-thaw method and research progress in hydrogel synthesis,this study explores the effects of different pressure parameters systematically from the perspective of pressure regulation.Pressure magnitude,pressure compression and decompression rate,and number of cyclic loading were investigated during the gelation process of polymer solutions.By using the alternate compression-decompression(ACD)method,efficient and rapid synthesis of a series of hydrogels with excellent mechanical strength is enabled.These hydrogels have potential applications in diverse fields,including biomedicine,environmental protection,and electronic devices.As an innovative approach,the ACD method not only expands the preparation strategies for hydrogels significantly but also enhances the application potential of hydrogels in the field of soft matter science,providing new insights and directions for further development in this field.

傅文博;乔璞;史开元;苏磊

北京高压科学研究中心,北京 100193北京高压科学研究中心,北京 100193北京高压科学研究中心,北京 100193北京高压科学研究中心,北京 100193||上海前瞻物质科学研究院,上海 201203

数理科学

水凝胶循环加压-卸压法压力调控

hydrogelalternate compression-decompression methodpressure regulation

《高压物理学报》 2025 (9)

73-80,8

国家自然科学基金(21627802)

10.11858/gywlxb.20251042

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