论文部分内容阅读
广东茂名石油化工公司开发出一种润滑油添加剂——乙丙共聚物粘度指数改进剂,并建成了年产4500t的生产装置。经实用证明,产
Maoming Petrochemical Corporation of Guangdong has developed a lubricant additive, an ethylene-propylene copolymer viscosity index improver, and built a production plant with an annual output of 4500 tons. Practical proof, production