橡胶增韧环氧树脂的研究进展  

Research progress of rubber toughened epoxy resin

作　　者：李秉海[1] LI Binghai(Sinopec Beijing Research Institute of Chemical Industry,Beijing 100013,China)

机构地区：[1]中国石化北京化工研究院,北京100013

出　　处：《石油化工》2023年第4期584-588,共5页Petrochemical Technology

摘　　要：环氧树脂固有的脆性是阻碍它应用的主要障碍,而橡胶改性是解决这一问题的有效途径。介绍了环氧树脂材料的综合性能及其增韧的必要性,重点阐述了增韧环氧树脂常用的三种橡胶增韧剂,即液体橡胶、核壳橡胶和纳米橡胶在增韧效果、增韧机理、市场应用等方面的研究进展。对未来环氧树脂增韧的发展方向进行了展望,指出更强的断裂韧性、冲击强度、极限抗拉强度以及耐热性能是环氧树脂未来的改性方向。The inherent brittleness of epoxy resin is the main obstacle to its application,and rubber modification is an effective way to solve this problem.The comprehensive performance of epoxy resin materials and the necessity of their toughening are briefed,and the research progress of three rubber toughening agents commonly used to toughen epoxy resin,namely liquid rubber,core-shell rubber and nano-rubber,in terms of toughening effect,toughening mechanism and market application is emphatically expounded.The future development direction of epoxy resin toughening is prospected,and it is pointed out that stronger fracture toughness,impact strength,ultimate tensile strength and heat resistance are the future modification directions of epoxy resin.

关 键 词：环氧树脂 增韧 液体橡胶 核壳橡胶 纳米橡胶 

分 类 号：TQ343[化学工程—化纤工业]