Thickener for polymeric quenchants and fire-resistant hydraulic fluids
Polyglykol D41/12000
Edition Date :
February 06, 2026
Polyglykol D41/12000 is a water-soluble polyalkylene glycol (PAG) to be used as thickener in fire-resistant hydraulic fluids and in water-based quenchants.
Product Information
Benefits
Use as thickener in fire-resistant hydraulic fluids
- Excellent thickening properties
- Highly effective anti-corrosion and anti-wear properties
- Good filtration properties
- Compatibility with elastomers
- Reducing risk of fire
Use as polymer in quenchants
- Easy dilution in water and avoidance of water insoluble cracking products
- Versatile use for different quenching applications
- Controlling cooling rates by a balanced composition of the quenching fluid
- Achieving a wide range of quenching speeds due to flexible adjustment of the concentration
Formulation benefits
- Excellent shear stability
- Excellent compatibility with other formulation components
- Low foaming
Other advantages
- Free of hazard label for an easy and safe handling
- Broad registration status
Product details
Product Function
- Thickener
- Thickeners and Quenching Polymers
Chemical Type
- Polyalkylene glycol
Applications
- Gear oils
- Hydraulic fluids
| Appearance (20°C) | Clear viscous liquid |
| Color index [APHA] EN 1557 | Max. 300 |
| Molecular weight | Approx. 12000 g/mol |
| Water content DIN 51777 | Max. 0.5 % |
| pH value (10% w/w in water) | 5.0 – 7.0 |
| Density (20°C) DIN 51757 | Approx. 1.089 g/cm³ |
| Viscosity (40°C) DIN 51562 | Approx. 16000 - 20000 mm²/s |
| Viscosity (100°C) DIN 51562 | Approx. 2300 mm²/s |
| Viscosity index ASTM D 2270 | Approx. 411 |
| Cloud point (1% in aq.*) | Approx. 75°C |
| Cloud point (5/25/25*) | Approx. 70°C |
| Pour point ISO 3016 | Approx. 6°C |
| Flash point DIN 51376 | Approx. 250°C |
| Ignition temperature DIN 51794 | Approx. 415°C |
- Base oil component for high performance lubricants
- Water soluble, lubricating component for metal working fluids
- Thickener for water based hydraulic fluids
- Thickener for water based quenching oils
- Defoamer for food and non-food applications
- Reactive alcohol component in chemical reactions
