3D打印用尼龙粉末的制备技术研究进展  

Research Progress on Preparation Technology of Nylon Powder 3D Printing

作　　者：艾吉祥 邓容 任露露 杨敬葵 AI Ji-xiang;DENG Rong;REN Lu-lu;YANG Jing-kui(National Engineering Research Center for Compounding and Modification of Polymeric Materials,Guiyang 550016,China)

机构地区：[1]贵州省材料产业技术研究院,贵州贵阳550016

出　　处：《塑料科技》2024年第4期148-152,共5页Plastics Science and Technology

基　　金：贵州省省级科技计划项目贵州省基础研究(自然科学)项目(黔科合基础-ZK[2022]一般219);贵州省科技支撑项目(黔科合支撑[2023]一般350、黔科合支撑[2022]一般057)。

摘　　要：文章围绕3D打印用尼龙(PA)粉末的制备技术展开论述,主要介绍PA粉末三种3D打印技术方法,并对比各自特点,得出选择性激光烧结(SLS)最适合用于PA粉末3D打印。文章论述了PA粉末的制备方法,主要包括直接聚合法、机械粉碎法、溶剂沉淀法、热致相分离法,对比四种制备方法的优缺点,概述了PA粉末的改性研究,分析了影响PA粉末SLS制品的因素。研究可为从事PA粉末3D打印相关的人员提供借鉴和参考。This paper focuses on the preparation technology of nylon(PA)powder for 3D printing,mainly introduces three 3D printing technologies of PA powder,compares their respective characteristics,and concludes that selective laser sintering(SLS)is most suitable for 3D printing of PA powder.The preparation methods of PA powder are discussed,including direct polymerization,mechanical crushing,solvent precipitation,and thermally induced phase separation.The advantages and disadvantages of the four preparation methods are compared,the modification research of PA powder is summarized,and the factors affecting PA powder SLS products are analyzed.The research can provide a reference for people engaged in PA powder 3D printing.

关 键 词：尼龙粉末 选择性激光烧结 粉末制备 掺杂改性 

分 类 号：TQ320.66[化学工程—合成树脂塑料工业]