
Priolube™ esters
Our Priolube range of esters comprises a huge portfolio of chemistries, which offers the formulator an unrivalled degree of formulation flexibility across a broad range of applications.

Product finder
View our Priolube productsHigh performance esters with excellent environmental profiles
Globally, across many markets including automotive, industrial and marine, there is an increasing awareness of the environmental impact of lubricant formulations. Many regions have already restricted the use of mineral oil-based materials and place strict requirements around lubricant use.
Priolube offers our customers the chance to navigate the dynamic regulatory landscape and protect our environment, whilst simultaneously maximizing product performance. Our expertise in ester technology, together with our application know-how, means that we are best placed to tackle the lubrication challenges of today and meet the challenges within the energy market in the future.
Wallchart: Priolube™ esters


Priolube 3997
Outstanding oxidative stability and viscosity index boosting
Recommended products
(2).jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=58B1853A97E4146F715F3586C088D22B19C138999FEC74AA)
Priolube™ 3997
A high viscosity complex ester with excellent oxidation stability. Especially suitable for use in industrial gear oils.
(2).jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=58B1853A97E4146F715F3586C088D22B19C138999FEC74AA)
Priolube™ 1427
An ISO 46, biodegradable and hydrolytically stable polyol ester suitable for use in applications including, metalworking fluids, rolling oils, hydraulic fluids and environmentally acceptable...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 1851
Oxidatively stable, ISO 460 biodegradable complex ester, suitable for use as a base fluid and thickener in a wide range of applications. It is also effective as an additive to improve lubrication...

Priolube™ 1939
A highly oxidatively stable, low volatility, hydrolytically stable ester providing enhanced lubrication performance.
(2).jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=58B1853A97E4146F715F3586C088D22B19C138999FEC74AA)
Priolube™ 2087
ISO 320, oxidatively stable, biodegradable and hydrolytically stable complex ester, suitable for use as a base fluid or thickener, particularly in environmentally acceptable lubricants. It is European...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 3952
Proprietary product that combines ester lubricant base fluid properties with non-ionic and anionic emulsification properties. It is suitable for use in formulating synthetic, semi-synthetic and...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 3986
A high viscosity complex ester, suitable for use in a wide range of applications, particularly as an Extreme Pressure (EP) enhancing additive, a lubricity additive, a thickening agent and a viscosity...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 1973
Priolube 1973 is an ISO 46, oxidatively stable, biodegradable and hydrolytically stable ester, suitable for use in a wide range of automotive and industrial applications. It is European Ecolabel...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 3970
Priolube 3970 is a low viscosity, oxidatively stable, low deposit forming polyol ester. It is a high performing lubricant and as it is a polyol ester it therefore has excellent oxidative stability and...

Priolube™ 3966
Priolube 3966 is a high oxidative stable synthetic ester with excellent low temperature properties. Priolube 3966 is also NSF HX-1 registered, therefore suitable for use in the food manufacturing...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 3999
Biodegradable and low volatility polyol ester, suitable for use as a base fluid and an additive, particularly in high temperature and environmentally acceptable applications. Priolube 3999 is an NSF...

Priolube™ 1446
Priolube 1446 is an ISO 32, biodegradable and hydrolytically stable polyol ester. It is also European Ecolabel compliant and is featured on the LuSC list.
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 1847
ISO 1000, oxidatively stable, biodegradable and hydrolytically stable complex ester, suitable thickener and additive to improve lubrication performance in many applications. It also features on the...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 1973
Priolube 1973 is an ISO 46, oxidatively stable, biodegradable and hydrolytically stable ester, suitable for use in a wide range of automotive and industrial applications. It is European Ecolabel...
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 1851
Oxidatively stable, ISO 460 biodegradable complex ester, suitable for use as a base fluid and thickener in a wide range of applications. It is also effective as an additive to improve lubrication...

Priolube™ 2089
Priolube 2089 is a readily biodegradable ester with excellent demulsification and outstanding low flow properties. It is European Ecolabel compliant and is featured on the LuSC list.
.jpg&mn=energytechnologies&w=768&xr=0&yr=0&xfp=6&yfp=6&hash=29EB6EAE7E5E1DC456657601FC25D9DB19C138999FEC74AA)
Priolube™ 3987
Priolube 3987 is an ISO 150 oxidatively stable, biodegradable and hydrolytically stable ester, suitable for use in a wide range of automotive and industrial applications. It is also OSPAR Compliant...
Sustainability
Fundamental to who we are and what we doOur ambition is to create, make, and deliver solutions to tackle some of the biggest challenges the world is facing.
Read morePassenger cars
Speciality additivesOur extensive expertise in tribology and rheology control enables us to create speciality additives that benefit performance and sustainability.
Read moreIndustrial processes
Industrial gearbox oils and metalworking fluids, to oil production chemicalsOur specialist additives help formulators deliver consistent quality and high throughput, whilst supporting sustainable manufacturing.
Read moreMarine
Dispersants, friction modifiers, base oils and specialist additives for the marine marketOur ingredients help in the formulation of environmentally acceptable marine lubricants and can improve marine fuel stability.
Read more