高韧性氰酸酯研究现状

Research Status of High Toughness Cyanate Esters

随着我国国防事业、载人航天、探月工程和新型航天飞行器的快速发展,耐高温、耐湿热、耐辐射、低介电氰酸酯成为材料领域的研究热点。航天器用材料需保证飞行器在各种恶劣环境下正常工作,为方便航天器材料的选择和使用,本文综述了航天用氰酸酯树脂的基本要求和研究的主要途径以及氰酸酯树脂在高韧性、高粘结、防辐射、耐湿热等方面的发展现状,在此基础上提出了目前氰酸酯树脂发展存在的问题,最后对氰酸酯树脂在功能化方向发展的趋势进行了展望。

With the rapid development of China national defense,manned spaceflight,lunar exploration and new space vehicles,high temperature resistance,humidity and heat resistance,radiation resistance,low dielectric cyanate esters have become a research focus in the field of materials.In order to facilitate the selection and use of materials for spacecraft,this paper summarizes the basic requirements and main research approaches of cyanate resin used in space,and summarizes the development status of cyanate resin in high toughness,high adhesion,radiation resistance,heat resistance and other aspects.On this basis,the problems existing in the development of cyanate ester resin were put forward,and the development trend of cyanate ester resin in the direction of functionalization was forecasted.