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PX SERIES

Introducing PX SERIES
Lube Additives

When faced with challenging lubricant needs, Dorf Ketal is here to help. We manufacture high-performance lubricants and grease component additives designed to meet the demands of modern technologies. Our additives are developed using cutting-edge platforms and are proven to perform across various types of oils, greases, and specialty lubricants. 

Protecting Your Assets

Our lubricant component additives are engineered to enhance equipment life and reduce wear. We offer anti-wear and extreme pressure additives that bring key functionality to your lubricant formulations, protecting machinery under the toughest conditions. Our friction modifiers also help to minimize friction, leading to improved production output and increased fuel efficiency. 

Available Additive Lube Components:

Anti-foamant

Objective 

Control and minimize foam formation in lubricants to maintain hydraulic and lubrication efficiency. 

Mode of Action 

Reduce foam formation by decreasing surface tension gradients and destabilizing air bubbles in oil systems, allowing faster bubble collapse and preventing foam persistence. 

PX Products:

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3841
2-propenoic acid, butyl ester, homopolymer
Non-silicone antifoamant suitable for nearly any lubricating oil and especially gear oils and industrial oils. Excellent defoaming at low temperatures and exceptional thermal stability.
Engine: 0.05 - 0.30; Auto/Truck Gear: 0.05 - 0.30; NGEO: 0.05 - 0.30; Industrial Gear: 0.05 - 0.30
Engine, Auto/Truck Gear, NGEO, Industrial Gear

Copper Deactivator

Objective 

Protect copper and yellow metal components in lubricants by preventing catalytic degradation and minimizing corrosive wear. 

Mode of Action 

Form a protective film on copper and non-ferrous metal surfaces by chemically binding to active sites, preventing catalytic decomposition of lubricants and reducing metal-catalyzed oxidation reactions. 

PX Products:

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3239
Tolutriazole derivative
Tolutriazole based metal deactivator for turbine, compressor and hydraulic oils
Industrial Gear: 0.02 - 0.05; Hydraulic: 0.02 - 0.05; Circulating: 0.02 - 0.05; Grease: 0.02 - 0.05; Metal Removal: 0.02 - 0.05; Metal Forming: 0.02 - 0.05
Industrial Gear, Hydraulic, Circulating, Grease, Metal Removal, Metal Forming

Corrosion Passivator

Objective 

Minimize chemical attack and corrosion of metal surfaces by forming a protective passivating layer. 

Mode of Action 

Chemically interact with metal surfaces (e.g., steel, copper, alloys) to form thin, passivating protective layers that prevent corrosive agents from initiating oxidation or pitting. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3862
tolyltriazole/succinic anhydride blend
Exceptional corrosion inhibition and copper passivation in an ashless additive that is very effective for automotive and industrial gear oils
Auto/Truck Gear: 0.1 - 0.5; Industrial Gear: 0.1 - 0.5
Auto/Truck Gear, Industrial Gear
PX 3863
tolyltriazole in oleic acid
A substituted triazole additive that provides outstanding corrosion inhibition and copper passivation at low treatment rates.
Slideway/Way: 0.25 - 1.25; Circulating: 0.25 - 1.0
Slideway/Way, Circulating

Demulsifier & Defoamant

Objective 

Separate water from lubricants while reducing foam to ensure reliable operation of industrial and engine oils. 

Mode of Action 

Act at oil–water interfaces to promote coalescence and separation of water from oil, while simultaneously controlling air entrainment and foam stability. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3843
tricresyl phosphate with ethylene oxide
Non-silicone demulsifier and defoamer with load carrying properties. Soluble in mineral oils, PAOs and esters.
Hydraulic: 0.05 - 0.30; Compressor: 0.05 - 0.30
Hydraulic, Compressor

Detergent/Dispersant

Objective 

Deliver combined acid-neutralizing and contaminant-suspending performance to minimize deposits and sludge. 

Mode of Action 

Combine surface-active metallic detergents with ashless dispersants to both neutralize acids and maintain insolubles in suspension, reducing piston deposits, sludge, and varnish. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3824
Polyisobutylene succinimide TEPA
Ashless chlorine-free, enhanced, polyisobutylene succinimide, multifunctional dispersant/detergent used in gear oil applications; also has potent antirust, timken and copper protection properties
Auto/Truck Gear: 0.5 - 2.0
Auto/Truck Gear

Dispersant

Objective 

Prevent sludge and varnish by keeping insoluble particles dispersed in lubricants. 

Mode of Action 

Ashless organic molecules absorb onto carbonaceous or sludge particles, sterically stabilizing them in suspension, preventing agglomeration and deposit formation in engines. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 4005
1000 MW polyisobutylene succinimide PIBSI
An ashless, chlorine-free dispersant for use in lubricating oils and fuel applications
Engine: 5.0 - 15.0 Auto/Truck Gear: 1.0 - 2.0 NGEO: 2.0 - 10.0 Hydraulic: 1.0 - 3.0 Compressor: 1.0 - 4.0 Grease: 1.0 - 5.0
Engine, Auto/Truck Gear, NGEO, Hydraulic, Compressor, Grease

Dispersant + Lubricity

Objective 

Enhance both dispersion of contaminants and surface lubricity in modern low-viscosity formulations. 

Mode of Action 

Provide particle dispersion and simultaneously enhance lubricity by creating polar surface films that reduce friction and protect against scuffing in low-viscosity formulations. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 4006
950 MW boronated polyisobutylene succinimide
A premium borated dispersant for use in engine oils, gear oils and industrial oils.
Engine: 2.0 - 15.0; Auto/Truck Gear: 1.0 - 2.0; NGEO: 2.0 - 10.0
Engine, Auto/Truck Gear, NGEO

Dispersant/Detergent

Objective 

Keep engines clean by neutralizing acidic byproducts and suspending insoluble contaminants in oil. 

Mode of Action 

Dispersants keep soot and insoluble particles suspended in the oil by steric hindrance, while detergents neutralize acidic species and prevent deposits by reacting with combustion byproducts on hot metal surfaces. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3823
PIBSA (1300 mw)
Ashless chlorine-free, 1300 MW, polyisobutylene succinic anhydride, intermediate in the manufacture of dispersants and dispersants
Not specified
Engine, Metal Removal, Metal Forming
PX 3822
PIBSA (950 mw)
Ashless chlorine-free, 950 MW, polyisobutylene succinic anhydride, intermediate in the manufacture of dispersants and dispersants
Engine: 2.0 - 10.0 Grease: 1.0 - 5.0 Metal Removal: 1.0 - 5.0 Metal Forming: 1.0 - 5.0
Engine, Grease, Metal Removal, Metal Forming

Emulsifier

Objective 

Stabilize water-in-oil emulsions for metalworking fluids, greases, and other multiphase lubricant systems. 

Mode of Action 

Reduce interfacial tension between oil and water phases, stabilizing water-in-oil emulsions by forming surfactant films at the interface. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3830
Proprietary
PIBSA based emulsifier for water in oil emulsion applications. Soluble in mineral oils, PAOs, and esters.
Not specified
Metal Removal, Metal Forming

Extreme Pressure/Antiwear

Objective 

Protect heavily loaded metal contacts from scuffing, seizure, and adhesive wear under boundary lubrication. 

Mode of Action 

Form sacrificial tribochemical films on metal surfaces under high load/temperature conditions (often via sulfur, phosphorus, or chlorine chemistry), preventing welding, scuffing, and adhesive wear. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3845
Mixed mono/di 2-ethylhexyl phosphate ester acid
A mixed mono/di 2-ethylhexyl phosphate ester acid that imparts superb load-carrying and anti-wear properties to slideway oils. Compatible with a wide range of co-additives.
Slideway/Way: 0.25 - 1.25
Slideway/Way
PX 3849
Phosphate ester
Load carrying and antiwear
Engine: 0.5 - 1.0 Marine Auto/Truck Gear: 0.5 - 1.5 Industrial Gear: 0.1 - 0.4 Grease: 0.2 - 1.0
Engine, Auto/Truck Gear, Industrial Gear, Grease
PX 3846
C12-C14 t-alkyl amine phosphate
Extreme pressure/antiwear additive with rust protection for automotive and industrial gear oil, turbine oil, and grease.
Auto/Truck Gear: 0.5 - 1.5 Industrial Gear: 0.1 - 0.4 Grease: 0.2 - 1.0
Auto/Truck Gear, Industrial Gear, Grease
PX 3847
alkyl thiadiazole/hexyloxypropylamine reaction product
Alkyl thiadiazole-amine, thermally stable additive with non-corrosive FZG booster.
Engine: 0.5 - 1.0 Marine
Engine

Friction Modifier

Objective 

Reduce friction between moving metal surfaces, improving fuel economy, efficiency, and wear control. 

Mode of Action 

Adsorb onto metal surfaces and form boundary films (often polar organic compounds), reducing the coefficient of friction and minimizing wear under mixed/boundary lubrication regimes. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3812
Oligomeric ester of succinic anhydride and propylene glycol
Non sulfur-containing friction modifier that provides high metal cutting efficiency in cutting oils. Light color, low odor
Metal Removal: 1.0 - 3.0
Metal Removal
PX 3825
Polyisobutylene octadecenyl-1,3propanediamine succinimde
Ashless and chlorine-free, effective in gear oils. Soluble in mineral oils, PAOs, and esters.
Auto/Truck Gear: 0.1 - 1.5
Auto/Truck Gear

Friction Modifier Grease Thickener

Objective 

Improve grease lubricity while reinforcing its consistency and mechanical stability. 

Mode of Action 

Provide dual benefits: the polar molecules reduce surface friction by boundary film formation, while the structural thickener component enhances grease consistency and stability. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3871
Mixed C5/C13 alkyl borate
Borated friction modifier that also has potent dispersancy and antiwear properties. Additionally, it can be used to increase the dropping point of lithium greases
Auto/Truck Gear: 0.3 - 1.5 Grease: 0.5 - 1.5
Auto/Truck Gear, Grease
PX 3872
Boronated oleate (low odor)
A premium borated friction modifier that also has potent dispersancy and antiwear properties. Additionally, it can be used to increase the dropping point of lithium greases
Auto/Truck Gear: 0.3 - 1.5 Grease: 0.5 - 1.5
Auto/Truck Gear, Grease

Oxidation Inhibitor

Objective 

Extend lubricant life by slowing oxidative degradation of base oils under thermal and mechanical stress. 

Mode of Action 

Interrupt the chain reactions of free radicals that promote oil oxidation, typically by donating hydrogen atoms or decomposing peroxides, thus slowing the degradation of base oils and extending lubricant life. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3811
N-dodecylphenol-1-naphthaleneamine
Applications where amine type additives are needed for better sludge control. Formulated for high temperature deposit control.
NGEO: 1.0 - 4.0 Compressor: 1.0 - 4.0
NGEO, Compressor

Premium antioxidant

Objective 

Provide superior long-term oxidation stability for lubricants exposed to extreme thermal and oxidative environments. 

Mode of Action 

Provide advanced stabilization of lubricants by combining amine and phenolic antioxidant chemistries, which synergistically trap free radicals and neutralize peroxides to protect base oils at high operating temperatures. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3806
APANA
An effective high-temperature antioxidant that is soluble in mineral oil and PAO base stock. Excellent choice for applications requiring amine-type additives for sludge control.
NGEO: 0.05 - 1.0 Jet Turbine: 0.05 - 1.0 Power Turbine: 0.05 - 1.0 Hydraulic: 0.05 - 1.0 Compressor: 0.05 - 1.0 Circulating: 0.05 - 1.0
NGEO, Jet Turbine, Power Turbine, Hydraulic, Compressor, Circulating
PX 3807
APAN
High performing antioxidant for turbine, compressor, and aviation oils
NGEO: 0.05 - 1.0; Jet Turbine: 0.05 - 1.0; Power Turbine: 0.05 - 1.0; Hydraulic: 0.05 - 1.0; Compressor: 0.05 - 1.0; Circulating: 0.05 - 1.0
NGEO, Jet Turbine, Power Turbine, Hydraulic, Compressor, Circulating

Rust inhibitor

Objective 

Prevent rust formation on ferrous metal components during storage and operation. 

Mode of Action 

Form hydrophobic protective films on metal surfaces that repel moisture and oxygen, preventing electrochemical corrosion and rust formation. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3861
octyldecyl imidazoline
Ashless imidazoline rust Inhibitor for use in industrial and general purpose lubricants. Offers performance in concentrations as low as 0.05 weight percent
Power Turbine: 0.1 - 1.0 Compressor: 0.1 - 0.2 Grease: 0.5 - 1.5 Metal Removal: 0.05 - 1.0 Metal Forming: 0.05 - 1.0
Power Turbine, Compressor, Grease, Metal Removal, Metal Forming
PX 3864
octyldecyl imidazoline
Ashless imidazoline rust Inhibitor for use in industrial and general purpose lubricants. Offers performance in concentrations as low as 0.1 weight percent
Power Turbine: 0.1 - 1.0 Compressor: 0.1 - 1.0 Grease: 0.25 - 1 1.5 Metal Removal: 0.05 - 1.0 Metal Forming: 0.05 - 1.0
Power Turbine, Compressor, Grease, Metal Removal, Metal Forming
PX 3865
sodium dodecenyl succinyl-glycinamic acid salt
A sodium dodecenyl succinyl-glycinamic acid salt formulated for exceptional rust protection in synthetic greases and industrial lubricants.
Grease: 0.5 - 1.5
Grease

Silver Deactivator

Objective 

Prevent corrosive attack and degradation of lubricants in systems containing silver or silver alloys. 

Mode of Action 

Chemically adsorb onto silver surfaces to passivate reactive sites, preventing corrosive attack and reducing silver-catalyzed decomposition of lubricants in high-temperature or aerospace applications. 

PX Products 

Product
Chemistry
Features and Benefits
Dosage
Applications
PX 3827
Proprietary
Using a silver deactivator in lubricants protects silver components from catalytic degradation, ensuring longer equipment life, reduced wear, and improved system reliability across applications.
Industrial Gear: 0.02 - 0.05; Hydraulic: 0.02 - 0.05; Circulating: 0.02 - 0.05; Grease: 0.02 - 0.05; Metal Removal: 0.02 - 0.05; Metal Forming: 0.02 - 0.05
Industrial Gear, Hydraulic, Circulating, Grease, Metal Removal, Metal Forming
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