The hydrocracking tail oil possesses the characteristics of higher viscosity index, pourpoint, viscosity and lower sulfur, nitrogen, impurity content.
加氢裂化尾油粘度指数高，低硫、低氮、杂质含量少，倾点和粘度偏高。
2
The oligomer obtained featured lower pourpoint and high viscosity index.
癸烯齐聚物的倾点低，粘度指数高。
3
The effects of increasing viscosity and depressing pourpoint of T803B in paraffin base oils withdifferent viscosity while matching with different Vlls were described.