Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Base Chemicals Functions
- Technologies
- Structural Formula
F-(CF₂CF2CF₂O)n-CF₂CF₃
Features & Benefits
- Base Chemicals Features
- Product Highlights
- DEMNUM is a perfluoropolyether oil that has a straight-chain structure developed using DAIKIN’s original technology.
- Excellent thermal and chemical stability and inertness.
- Excellent solvent resistance.
- It is suitable for usage as a lubricant especially where durability and cleanliness are required.
Properties
- Physical Properties
- Note
* The above numeric values are representative and not guaranteed.
| Value | Units | Test Method / Conditions | |
| Average Molecular Weight | 8400 | — | ¹⁹F-NMR |
| Density (at 20°C) | 1.89 | g/cm³ | Specific Gravity Bottle Method |
| Dielectric Breakdown Voltage (at 2.5mm) | 72 | kV | — |
| Glass Transition Temperature | -104 | °C | DSC |
| Kinematic Viscosity (at 100°C) | 30 | cSt | B-type viscometer |
| Kinematic Viscosity (at 20°C) | 500 | cSt | B-type viscometer |
| Kinematic Viscosity (at 40°C) | 200 | cSt | B-type viscometer |
| Kinematic Viscosity (at 60°C) | 95 | cSt | B-type viscometer |
| Pour Point | -53 | °C | JIS K2269 |
| Refractive Index (nD)(at 20°C) | 1.298 | — | Refractometer |
| Specific Heat | 1 | J/g°C | Adiabatic Method |
| Surface Tension | 19.1 | mN/m | Wilhelmy |
| Vapor Pressure (at 100°C) | 2×10⁻⁷ | MPa | Boiling point Method |
| Vapor Pressure (at 20°C) | 3×10⁻¹¹ | MPa | Boiling point Method |
| Viscosity Index | 210 | — | JIS K2283 |
Safety & Health
- Handling / Safety Information
- Be sure to read the notes on SDS and labels before use.
- This product is intended for general industry, and therefore its adequacy and safety as a raw material for medical purposes cannot be guaranteed.
Packaging & Availability
- Packing Specification
DEMNUM: 1 Kg (plastic bottle), 25 Kg (can)