Pour Point Depressants: How They Work to Improve Oil Flow in Cold Conditions
What are Pour Point Depressants? Pour point depressants (PPDs) are specialty petroleum additives that are added to lubricating oils, diesel fuels, gasoline, and other petroleum products. They work to lower the temperature at which the product will flow or pour—called the pour point. PPDs are crucial for helping engine and industrial oils maintain adequate fluidity […]