RF1123 Super Overbased Sulfurized Calcium Alkyl Phenate
Product Introduction:

Super Overbased Sulfurized Calcium Alkyl Phenate is of comprehensive performance and wide application, with excellent acid neutralization properties. It performs better in anti-oxidant and anti-wear properties, has higher TBN, and is with good detergency, dispersancy and hydrolysis stability properties compared with competitive products. In addition to its excellent performance, it also has the characteristics of light chromaticity and low copper and lead corrosion. It can be used for premium engine oil formulations. 

Product Technical Specification:



Test Method

Density (20℃), kg/m3


GB/T13377, ASTM D4052

Kinematic Viscosity (100℃), mm2/s


GB/T265, ASTM D445

Flash Point (COC), ℃


GB/T3536, ASTM D92

Total Base Number, mgKOH/g  


SH/T0251, ASTM D2896

Ca Content, m%


NB/SH/T0824, ASTM D4951

S Content, m%


SH/T0303, ASTM D1552

Water Content, m%


GB/T260, ASTM D95

Mechanical Impurities, m%



Packaging Storage and Transportation:

Packed in 200L iron drums or as required by customers. Suitable for container and land transportation.

The maximum storage temperature shall not exceed 45℃. This product is not flammable, explosive and corrosive. In terms of safety, environmental protection and use, it is the same as general petroleum products with no special protection required. Avoid contact with strong oxidant during application and shelf life: 2 years.

In case of accidental contact with skin, wash it off thoroughly with water and detergents.