22 Nov

What is a demulsifier?

It’s a substance that dissolves emulsions (that is, to separate the two phases). Whether an emulsion is water-in-oil or oil-in-water determines the sort of demulsifier that should be used. Demulsifiers are used to treat generated hydrocarbons and in the chemical analysis of oil and synthetic muds. Why are demulsifiers important? They are frequently employed in […]
19 Oct

Pour Point Depressants – keeping the oil flowing

Charles Wemyss, Litre Meter’s CEO and pour point expert explains why measuring pour point depressants (PPD) can keep oil flowing. What is Pour Point? First off, what is pour point? It’s the lowest temperature at which liquid is still pourable. There is an ASTM test (D-97) which defines the pour point as when the oil […]