高性能连续纤维增强热塑性预浸料及复合材料制备工艺研究进展  

Research progress in preparation technology of high performance continuous fiber reinforced thermoplastic prepreg and its composites

作　　者：霍红宇 姚鑫 高亮 周典瑞 吴天宇 张宝艳 HUO Hongyu;YAO Xin;GAO Liang;ZHOU Dianrui;WU Tianyu;ZHANG Baoyan(AVIC Manufacturing Technology Institute Composite Technology Center,Beijing 101300,China)

机构地区：[1]中国航空制造技术研究院复合材料技术中心,北京101300

出　　处：《材料工程》2025年第3期44-53,共10页Journal of Materials Engineering

摘　　要：热塑性复合材料具备耐疲劳性能优异、成型周期短、可二次加工、可焊接、无储存条件限制等优势,为更好地实现热塑性复合材料的工程化制备,满足航空航天、轨道交通等领域的应用需求,研究热塑性预浸料的制备以及成型方式具有重要意义。本文对连续纤维增强热塑性预浸料的制备工艺方法进行了详细介绍,包括溶液浸渍法、熔融浸渍法、薄膜层叠法、粉末浸渍法、悬浮热熔法和纤维混编法等工艺,同时对热塑性复合材料成型工艺方法进行了重点论述,包括模压成型、缠绕成型、自动铺放成型、原位固结成型、3D打印成型等方法,针对每种预浸料制备与成型工艺特点梳理了工程化应用的可行性,最后对热塑性复合材料的未来趋势进行了展望,并给出了发展建议。The thermoplastic composites have advantages in excellent fatigue resistance,short forming cycle,secondary processing,weldable and no storage condition restrictions,it is significant to study the preparation and forming method of thermoplastic prepreg to realize the engineering preparation of thermoplastic composites and meet the application requirements of aerospace,rail transit,and other fields.In this paper,the preparation process of continuous fiber reinforced thermoplastic prepreg is introduced in detail,including solution impregnation,melt impregnation,film lamination,powder impregnation,suspension hot melt,and fiber mixing.At the same time,the thermoplastic composite molding process is emphatically discussed,including hot pressing molding,winding molding,automatic laying molding,insitu consolidation molding and 3D printing molding.Meanwhile,the feasibility of the engineering application is sorted out according to the characteristics of each prepreg preparation and molding process.Finally,the future trends of thermoplastic composite are prospected,and development suggestions are given.

关 键 词：热塑性预浸料 制备工艺 悬浮热熔法 成型工艺 自动铺放 

分 类 号：TB332[一般工业技术—材料科学与工程]