摘要
粘度指数改进剂是航空液压油的重要添加剂,用于航空液压油的粘度指数改进剂有PMA和BB。综合介绍粘度指数改进剂的作用机理、种类和使用性能,着重讨论PMA和BB两种粘度指数改进剂的性能特点;针对飞机液压系统的工作特点和液压油的工作条件,指出了航空液压油粘度的重要性;从航空液压油的发展出发,结合粘度指数改进剂的性能特点,重点分析了PMA和BB在航空液压油中应用情况和影响。
The VII is an important additive of aircraft hydraulic oils,including PMA and BB.The action mechanism,sorts and performances of VII,especially PMA and BB,are introduced.Aiming at working characteristics of hydraulic system and working conditions of aircraft hydraulic oils,the importance of viscosity for the aircraft hydraulic oils is pointed out.The application and influence of PMA and BB in aircraft hydraulic oils are laid emphasis on analysis according to the development of aircraft hydraulic oils and performance characteristics of VII.
出处
《润滑油》
CAS
2004年第4期38-41,共4页
Lubricating Oil
