Antioxidant ST - 101

Equivalent replacement of foreign counterpart：IRGANOX L101

Chemical description: is a high molecular weight phenolic antioxidant for lubricants and Waxes

Typical chemical and physical properties： 

Apearance           Crystalline, white to slightly yellow powder

Density at 20°C      1.15 g/cm3

Flash point          297 °C, Pensky-Martens

Solubility

Ester          2 %

Mineral oil      0.1-0.5 %

Water         < 0.01 %

Applications and typical treat levels:

Synthetic and partial synthetic lubricants and waxes

 synthetic lubricants  0.5-1.0%

 WAXES          0.2%

Benefits:

• Ashless solid with low volatility

• Permits reduced losses under high temperature operating conditions

• Offers superior thermal stability over conventional phenolic antioxidants such as BHT and methylene-bis-phenols

• Offers excellent activity in CIGRE test

• Provides multifunctional activity as primary and secondary antioxidant

• Approved by FDA/USA for use in blending food grade lubricants

  Note:

   Solubility in mineral oil is less than 0.5% and should be checked in finished fluid