Chempol Products

CHEMPOL 5177 Silicon Base Antifoam Inhibitor


CHEMPOL 5177, silicon base antifoam inhibitor is prepared from Dimethylpolysiloxane polymers with linear chains. It can be used as Foam Inhibitor for motor oil formulations.


Recommended Dosage:

The recommended dosage is 30 to 50 ppm.

Typical Characteristics

Property Method Value
Appearance Visual Bright & Clear Liquid
Specific gravity @ 25 °C, g/ml ASTM D 4052 0.973
Flash Point, (COC), °C ASTM D 92 >300
Viscosity @ 25 C, cSt ASTM D 445 12500
Fire point, °C ASTM D 92 >350
Pour Point, °C ASTM D 97 -45
Refractive index @ 25°C 1.404

Prepare a master batch as follows:

Dodecylbenzene (Kerosene) 99.9 %wt
CHEMPOL 5177 0.1 %wt

The treat level range is between 0.030 to 0.050 %wt of the above master batch and depends on the quality of the base oil being used.


  • Excellent thermal stability.
  • Good resistance to combustion.
  • Good dielectric properties.
  • Low freezing point.
  • High compressibility.
  • Good oxidation resistance.
  • Absence of ageing under exposure to weather conditions.
  • Low variation of viscosity with temperature.
  • Good shear resistance.
  • Non-miscible with most organic materials.
  • Soluble in aromatic, aliphatic and chlorinated solvents.
  • Insoluble in water and alcohols.

Product Packaging

Bulk, Drum.

Handling/ Precaution

When handling this product a MAXIMUM temperature of 60°C should be observed for storage, unloading and blending. However, it is strongly recommended that for long-term storage the temperature should not exceed 50°C. For detailed data, please refer to the relevant MSDS.