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Polyalphaolefins - Chevron Phillips Chemical Company LLC
 
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Product Property Advantages

PAOs are traditionally known and used for their "problem-solving" abilities. That's because polyalpholefins are impurity-free and contain only well-defined hydrocarbon molecules with specific performance properties.

PAOs are made from an intentional process of oligomerizing alpha olefins for targeted performance properties. Refined and hydrocracked mineral oils contain sulfurs, aromatics and other foreign compounds that are not discernable in polyalphaolefins. This provides several advantages, which can be illustrated by Gas Chromatography (GC).

GC shows considerable difference between the mineral oil and the PAO. As can be seen in the chart below, the mineral oil has both lighter and heavier components than the PAO. The lighter material causes poorer volatility, as well as lower flash and fire points. The heavier material adversely affects low-temperature performance and pour point.

By tailoring the PAO molecules, we can obtain optimal performance properties for these products.
 

  Property   Advantages
Low Volatility Reduces oil loss under high-temperature conditions, resulting in lower consumption and fewer emissions
Oxidative stability Provides important resistance to oxidation  in lubricants and other applications
Low-temperature fluidity Reduces strain on engine parts, batteries and starter motors
High viscosity index Protects engines at temperature extremes
High-temperature stability Significantly reduces the chance of fire and increases the safety margin in many applications