1Diabya M, Sablier M, Negrate A L, et al. Understanding carbona- ceous deposit formation resulting from engine oil degradation [ J ]. Carbon ,2009,47:355 - 366.
2Ghosh P, Das M. Study of the influence of some polymeric additives as viscosity index improvers and pour point depressants-Synthesis and characterization [ J ]. Journal of Petroleum Science and Engi-neefing,2014,119:79 -84.
3Wesoowski M, Czerwonka M, Konieczynski P. Application of che- momctrically processed derivative thermogravimetric data for quality control of M-20 Bp, MS-20 p, Marinol CB SAE-30 and DS-11 oils [J]. Thermochimiea Acta, 1998,323 : 159 - 168.
4Kima S S, Chun B H, Kim S H. Non-isothermal pyrolysis of waste automobile lubricating oil in a stirred batch reactor [ J ]. Chemical Engineering Journal,2003,93:225 - 231.
5Kim S S, Kim J, Jeon J K, et al. Non-isothermal pyrolysis of the mixtures of waste automobile lubricating oil and polystyrene in a stirred batch reactor[ J]. Renewable Energy,2013,54:241 -247.
6Zhang Z F, Liu W M, Xue Q J. Tribologieal properties of 4,5-di (eetyl thio )-1,3-dithiole-2-thione as additive in liquid paraffin [ J]. Wear, 1997,210:273 - 277.
7Wang Y S, Liang X Y, Shu G Q, et al. Effect of lubricating oil addi- tive package on the characterization of diesel particles[ J ]. Applied Energy ,2014,136:682 - 691.