A novel approach to reduce the application of sulfurized olefins in gear oil by synergistic action of nano-TiO2

Data of munuscript "A novel approach to reduce the application of sulfurized olefins in gear oil by synergistic action of nano-TiO2" Folder 1 is the raw data from figure 3 in the manuscript, which describes the size distributions of the as-prepared SA-TiO2 nanoparticles. Diameter (nm) and number (%) are used as the x and Y axes respectively. Folder 2 is the raw data from figure 5 in the manuscript, which describes the FTIR spectrum of SA-TiO2. Wavenumber (cm-1) and transmittance (%) are used as the x and Y axes respectively. Folder 3 is the raw data from figure 6a1 in the manuscript, which describes the TGA of SA-TiO2. Temperature (℃) and weight (%) are used as the x and Y axes respectively. Folder 4 is the raw data from figure 6b1 in the manuscript, which describes the DSC of SA-TiO2. Temperature (℃) and heat Flow (W/g) are used as the x and Y axes respectively. Folder 5 is the raw data from figure 7 in the manuscript, which describes the PD values of oil samples with various contents of the SA-TiO2 and SIB in base oil by four-ball tribometer.Pd (N) and SA-TiO2 content (%) are used as the x and Y axes respectively. Folder 6 is the raw data from figure 8 in the manuscript, which describes COF and WSD of GCr15 steel balls lubricated by oil samples with 1.5 wt.% SIB and various contents of the SA-TiO2 in base oil under 196 N by four-ball tribometer. Wear Scar Dameter (mm) and SA-TiO2 content (%) are used as the x and Y axes respectively. Folder 7 is the raw data from figure 9 in the manuscript, which describes the Friction coefficient curves of GCr15 steel balls lubricated by oil samples with 1.5 wt.% SIB and various contents of SA-TiO2 in base oil under 196 N by four-ball tribometer. Time (s) and Friction coefficient are used as the x and Y axes respectively. Folder 8 is the raw data from figure 10 in the manuscript, which describes the Friction coefficient curves of different oil samples under 17.9 N by UMT tester. Time (s) and Friction coefficient are used as the x and Y axes respectively. Folder 9 is the raw data from figure 12 in the manuscript, which describes the XPS spectra of C1s, O1s, Fe2p, S2p and Ti2p on the wear scar of steel ball lubricated by base oil alone and oil sample containing additives on four-ball tribometer at 196 N for 30 min. Binding energy (eV) and Counts (s) are used as the x and Y axes respectively.

本数据集对应手稿《通过纳米二氧化钛（nano-TiO₂）协同作用减少齿轮油中硫化烯烃用量的新方法》（A novel approach to reduce the application of sulfurized olefins in gear oil by synergistic action of nano-TiO2）。
文件夹1对应手稿图3的原始数据，为所制备SA-TiO₂纳米颗粒的粒径分布，以粒径（nm）为x轴、数量占比（%）为y轴。
文件夹2对应手稿图5的原始数据，为SA-TiO₂的傅里叶变换红外光谱（FTIR），以波数(cm⁻¹)为x轴、透光率(%)为y轴。
文件夹3对应手稿图6a1的原始数据，为SA-TiO₂的热重分析（TGA）曲线，以温度(℃)为x轴、质量百分比(%)为y轴。
文件夹4对应手稿图6b1的原始数据，为SA-TiO₂的差示扫描量热法（DSC）曲线，以温度(℃)为x轴、热流(W/g)为y轴。
文件夹5对应手稿图7的原始数据，为采用四球摩擦试验机测得的基础油中添加不同含量SA-TiO₂与SIB的油样的PD值，以Pd（N）为x轴、SA-TiO₂含量(%)为y轴。
文件夹6对应手稿图8的原始数据，为196N载荷下，采用四球摩擦试验机测得的基础油中添加1.5wt% SIB与不同含量SA-TiO₂的油样润滑GCr15钢球的摩擦系数（COF）与磨斑直径（WSD），以磨斑直径(mm)为x轴、SA-TiO₂含量(%)为y轴。
文件夹7对应手稿图9的原始数据，为196N载荷下，采用四球摩擦试验机测得的基础油中添加1.5wt% SIB与不同含量SA-TiO₂的油样润滑GCr15钢球的摩擦系数曲线，以时间(s)为x轴、摩擦系数为y轴。
文件夹8对应手稿图10的原始数据，为采用UMT试验机在17.9N载荷下不同油样的摩擦系数曲线，以时间(s)为x轴、摩擦系数为y轴。
文件夹9对应手稿图12的原始数据，为196N载荷下经四球摩擦试验机运转30min后，单一基础油与含添加剂油样润滑的钢球磨斑表面C1s、O1s、Fe2p、S2p及Ti2p的X射线光电子能谱（XPS），以结合能(eV)为x轴、计数(s)为y轴。