Engineers near computer with basestocks

Synthetic base stocks  

At ExxonMobil, we understand the challenges and opportunities you face in the lubricants industry. Combine our broad product slate and decades of technical experience with your desire for specialized lubricant characteristics – and watch innovation grow. Synthetic base stocks are a key enabler for formulating high-quality lubricants to help meet today’s energy efficiency, emission reduction and fuel economy challenges, and they are ideally suited for:

  • Automotive lubricants and fluids
  • Industrial lubricants and greases
  • Fiber optic cable
  • Food-grade processing lubricants and greases
  • Industrial Mining Shovel with Graphics

    High-performance metallocene polyalphaolefin

    SpectraSyn Elite™ metallocene polyalphaolefin (mPAO) base stock is a high-performance, high-viscosity (Hi Vis) polyalphaolefin (PAO) available in three grades – 300, 150 and 65 cSt at 100°C.

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  • traffic on highway

    Polyalphaolefin plus

    SpectraSyn Plus™ PAO is an advanced low-viscosity synthetic fluid that sets a benchmark for low volatility and low-temperature fluidity to produce more advanced lubricants.

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  • truck taking turn with rolling shutter

    High viscosity polyalphaolefins

    SpectraSyn™ Hi Vis PAO is used to increase base stock viscosity and upgrade lubricant quality with blend components especially suited for industrial oils requiring high stability under harsh operating conditions.

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  • Cars going through intersection with running shutter

    Low viscosity polyalphaolefins

    SpectraSyn™ Low Vis PAO is used for upgrading mineral oil base stocks and creating a variety of synthetic and synthetic-blend lubricants.

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  • Industrial Rotary Screw with highlighting

    Alkylated naphthalene

    Synesstic™ AN is a synthetic base stock for step-out hydrolytic and thermo-oxidative stability. As a blend component with PAO or mineral oils, Synesstic AN can extend the performance of your lubricant.

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  • Airplane taking off at night


    Esterex™ esters add enhanced lubricating properties along with low volatility and good solubility characteristics to your engine and industrial lubricant applications.

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Industries and applications

Featured resources

View highlighted news, events, technical papers and case studies below. To see our full collection of resources, browse our Library.
  • ExxonMobil Chemical Library icon

    Whitepaper: Why sacrifice wear protection for energy efficiency?

    Energy efficiency study in industrial gear oils with SpectraSyn Elite™ mPAO

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  • ExxonMobil Chemical Library icon

    Innovative lubricants start here

    Our advanced technology synthetic base stocks are designed to deliver the blending flexibility you need to formulate innovative lubricants for today's demanding marketplace.

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  • ExxonMobil Chemical Library icon

    Synthetic lubricant base stocks formulation guide

    This convenient reference guide can provide a head start in helping you make the best choice of base stocks for a variety of lubricant applications.

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