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Crankcase & Oil-Soluble PIBSI Dispersants

Available in a variety of nitrogen contents and molecular weights.

Crankcase PIBSI Dispersants

Nelson Brothers PIBSI dispersants help extend oil lifetime, minimize the destructive processes in an engine, and enhance all-around lubricant performance.  

We strive to understand your unique needs, and to manufacture a product which improves the overall quality of your additive package.  


Nelson Brothers dispersants range in nitrogen content from 2 – 5% and include specialty borated products. PIBSI dispersants, including ashless dispersants, keep engine surfaces clean by suspending soot and inhibiting and dispersing sludge.

Dispersant Product Resources

PIBSI Dispersants

Nelson Brothers crankcase dispersants have applications in automotive lubricants, such as: 

  • Gasoline 
  • Diesel
  • Natural Gas
  • Marine Cylinder


Nelson Brothers streamlines the manufacturing process for our customers with the advantage of both scale and customization. Our manufacturing assets can be utilized for production of the industry’s most standard products, or more specialized custom chemistries that add tangible value to your finished formulations and your bottom line.  

Customer service and value-added innovation drive all that we do. At Nelson Brothers, we mean it when we say it, Power Through Partnership.

Have a Question?

Our experts can help! Give us a call at 800-217-2936 or leave us a message.

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