The effects of the three dewaxing solvents, including low benzene content, medium benzene content and no benzene, were compared by test data. The advantages of MIBK solvent was demonstrated.
并以试验室数据，对低苯量、中苯量、无苯三种脱蜡溶剂的脱蜡效果进行比较，论证了MIBK溶剂的优越性。
2
The reasons of containing water in solvent in ketone-benzol dewaxing unit and the disadvantageous influence are introduced.
介绍了酮苯脱蜡装置溶剂含水原因及对生产过程的不利影响。
3
Bright stock Refined, high viscosity lubricating oil usually made residual stocks by suitable treatment, such as a combination of acid treatment or solvent extraction with dewaxing or clay finishing.