Severe hydrotreating is required to produce diesel with lower sulfur content that burns cleaner with lower emissions, however the process also removes naturally occurring lubricating components in the fuel. A diesel fuel with no lubricating properties leads to wear and tear of critical engine components and possible vehicle failure. Nalco Water offers synthetic, acidic, and non-acidic lubricity improvers to help meet industry requirements for use in ultra-low sulfur diesel.

Lubricity Improvers
Lubricity Improvement Offerings
Nalco Water Acidic and Non-Acidic Lubricity Improvers Added to EI 1535 by the Energy Institute
Synthetic Lubricity Improvers
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Acidic Lubricity Improvers
In heavily hydrotreated, ultra-low sulfur fuels, polar compounds which provide lubrication to engine components have been removed, leaving these components susceptible to wear and catastrophic failure. Acid lubricity improvers provide protection for these diesel engine components at a lower cost and with lower dosages than other types of lubricity additives. Additionally, stringent fuel regulations requiring lower sulfur content in fuels make lubricity improvers a critical additive to meet diesel specifications for lubricity.
Advantages of Nalco Water acidic lubricity improvers include:
- Rigorous no-harms test protocol
- EI 1535 approval (applies to some, but not all chemistries)
Non-Acidic Lubricity Improvers
Non-acidic lubricity improvers allow improved lubrication of hydrotreated diesel fuels to meet lower sulfur regulations. An advantage of non-acidic lubricity improvers over other additives is that they have fewer potential harms issues.
Advantages of Nalco Water non-acidic lubricity improvers include:
- Rigorous no-harms test protocol
- EI 1535 approval (applies to some, but not all chemistries)
Programs, Products, Equipment and Services
Explore our Lubricity Improvement Offerings
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Nalco Water
1601 W. Diehl Road
Naperville, Il 60563
Thank you for your interest in our chemical processing industry products and services.
Nalco Water Customer Service: +1-800-288-0879