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 | 4500 | — | ¹⁹F-NMR |
Density (at 20°C) | 1.87 | g/cm³ | Specific Gravity Bottle Method |
Dielectric Breakdown Voltage (at 2.5mm) | 72 | kV | — |
Glass Transition Temperature | -111 | °C | DSC |
Kinematic Viscosity (at 100°C) | 15 | cSt | B-type viscometer |
Kinematic Viscosity (at 20°C) | 150 | cSt | B-type viscometer |
Kinematic Viscosity (at 40°C) | 65 | cSt | B-type viscometer |
Kinematic Viscosity (at 60°C) | 33 | cSt | B-type viscometer |
Pour Point | -65 | °C | JIS K2269 |
Refractive Index (nD)(at 20°C) | 1.295 | — | Refractometer |
Specific Heat | 1 | J/g°C | Adiabatic Method |
Surface Tension | 18 | mN/m | Wilhelmy |
Vapor Pressure (at 100°C) | 3×10⁻⁴ | MPa | Boiling point Method |
Vapor Pressure (at 20°C) | 3×10⁻⁷ | MPa | Boiling point Method |
Viscosity Index | 180 | — | 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)