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通过对国内外文献的调研和总结,介绍了粘度指数改进剂的作用原理和使用性能,以及国内外粘度指数改进剂的发展及研究现状,并对粘度指数改进剂发展趋势进行了分析和预测。
Through the investigation and summarization of domestic and foreign literatures, this paper introduces the action principle and performance of viscosity index improvers, the development and research status of viscosity index improvers at home and abroad, and analyzes and predicts the development trend of viscosity index improvers.