【摘要】 C₅石油树脂的聚合物链中存在大量不饱和双键,且具有黏结性低、稳定性差、颜色深等缺点,为解决以上问题,研究者先后做了大量研究。通过加氢改性技术改善石油树脂的品质,应用广泛且效果较好。针对近年来国内外C₅加氢石油树脂的改性、加氢工艺以及C₅石油树脂加氢催化剂的研究进行归纳总结。更多还原

【Abstract】 C₅ petroleum resin with a large number of unsaturated double bonds in the polymer chain has shortcomings such as low adhesion, poor stability, and deep color.In order to solve the above problems, domestic and foreign scholars have done a lot of research to improve the quality of petroleum resin through hydrogenation modification technology, which is widely used and has better effect.This article summarizes the research on the modification, hydrogenation process and hydrogenation catalyst of C₅ petroleum resin at home and abroad in recent years.更多还原