Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Chemical Name
- CASE Ingredients Functions
- Technologies
- Product Families
Features & Benefits
- CASE Ingredients Features
Applications & Uses
- Markets
- Use Level
- 0.5 - 3.0 wt%
- Application Details
- Mono-component magnetic toners
- Mono-component nonmagnetic toners
- Dual component toners
- Crushed type and polymerization toners
HDK® H2000/4 is not suitable for pharmaceuticals, food and feed.
Milling and classifying guarantee a narrow particle size distribution (agglomerates) which contributes to an efficient toner blending.
Properties
- Typical Properties
- Properties
- Medium surface area (bet); medium sized silica particles
- Highly hydrophobic silica by bonded –O-Si(CH₃)₃ units
- Negative tribo chargeability
- Structure modified product
- Defined agglomerate particle size distribution
Value | Units | Test Method / Conditions | |
Agglomerate Particle Size (d50, mean) | max. 20 | µm | Laser Diffraction Method |
BET Surface (Surface area of hydrophobic silica) | approx. 120 | m²/g | DIN ISO 9277 DIN 66132 |
Carbon Content | approx. 2.7 | % | DIN ISO 10694 |
Density (at 20°C, SiO₂) | approx. 2.2 | g/cm³ | DIN 51757 |
Loss on Drying (at 105°C, 2 hours) | approx. 0.5 | % | DIN EN ISO 787-2 |
pH (in 4% dispersion, 1:1 mixture of water-methanol) | approx. 8.0 | — | DIN EN ISO 787-9 |
Surface Modification | Trimethylsiloxy | — | — |
Tamped Density | approx. 225 | g/l | DIN EN ISO 787-11 |
Tribo Charge ( Blow off vs Ferrite) | approx. - 500 | µCol/g | Wacker method |
Regulatory & Compliance
- Certifications & Compliance
Safety & Health
- Safety Note
- During transportation and processing HDK® H2000/4 may cause electrostatic charges.
- Like other amorphous silicas HDK® H2000/4 does not show either carcinogenic (IARC classification, Volume 68, 1997) or mutagenic properties.
Packaging & Availability
- Country Availability
- Packaging Type
- Regional Availability
- Packaging Information
HDK® H2000/4 is offered in the following packaging:
- pallet with paper bags: 15 kg bags