BSD503/504 Thiophenol Type Antioxidant Additives In Lubricants High-Efficiency
Thiophenol-type High-efficiency Antioxidant
Product Performance
This product is a yellow to brown transparent viscous liquid prepared from alkylphenol and sulfurating agents through sulfurization reaction and refining treatment. It is a thiophenol-type high-efficiency antioxidant.
Product Feature
- It has excellent antioxidant and antiwear performance.
- It has good compatibility and antioxidant synergistic effect when compounded with aromatic amine antioxidants. Adding 0.5% of this product to the internal combustion engine oil containing aromatic amine antioxidants can increase the grade of the oil by one level.
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Scope of Application and Recommended Dosage
It is used for formulating various internal combustion engine oils, gear oils and industrial lubricating oils. Industrial oils include steam turbine oils, transformer oils, hydraulic oils and machine tool oils, etc.
Recommended dosage: 0.1~1.0%
Technical Parameter
|
Item |
Quality Index |
Test Method |
|
|
BSD-503 |
BSD-504 |
||
|
Appearance |
Light yellow to brown transparent liquid |
Brown transparent liquid |
Visual Inspection |
|
Density(20°C), kg/m3 |
1020 |
950~1080 |
GB/T1884 |
|
Flash Point(Open Cup), °C |
≥ 120 |
≥ 160 |
GB/T3536 |
|
Kinematic Viscosity(100°C), mm2/s |
Measured Value |
24~40 |
GB/T265 |
|
Sulfur Content, m/m % |
6.0~9.0 |
9.5~11.0 |
GB/T0303 |
|
Chlorine Content, m/m % |
≤0.6 |
≤0.6 |
SH/T0161 |
|
Copper Corrosion(100°C*3h), Grade |
≤1b |
≤1b |
GB/T5096 |
Note: The formulation is: 98.5% / (m/m %) 150SN + 0.5% / (m/m %) T503 (T504) + 1.0% / (m/m %) T202
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