Almatis offers four products in the Hydral® Series, all white aluminum trihydroxides that are ultra-fine, crystalline and organic-free with a Z percent brightness value of +99.
Hydral® products for Flame Retardant Polymer Applications
The Hydral® products are used in a wide variety of applications as a flame retardant and smoke suppressant for thermoset and thermoplastic materials as well as elastomeric copolymers.
Benefits of Hydral® products for Flame Retardant Polymers
- Higher loadings for polymers
- Higher temperature processability
- Greater efficiency as a flame retardant
- Extreme whiteness
- Better polymer processability
- Improvement of tensile and impact properties in some polymer systems
- More resistant than ground hydrates to higher process temperatures
Why Almatis Hydral® products are Premium
- Ultra-fine, organic-free and very high purity
- Available in a range of particle sizes and bulk densities
- Surface treatment available
- Secure supply in Asia, Europe and Americas
| Products | Description |
|---|---|
| Hydral® 710 | Extra fine, with 1.0 micron median particle size |
| Hydral® PGA | Spray dried for increased bulk density and improved flow for better handling and bulk shipment |
| Hydral® PGA-HD | Even higher density product for improved handling |
| Hydral® 9280 | A 1.8 micron product with lower surface area for improved extrusion |
| Hydral® 6581 | Vinyl silane surface treated |
| Hydral® 6583 | Epoxy surface treated |
| Hydral® 6584 | Proprietary vinyl silane surface treated |
| Products | Hydral® 6581 High Vinyl |
Hydral® 6582 Amino |
Hydral® 6583 Epoxy |
Hydral® 6584 Low Vinyl |
|---|---|---|---|---|
| Polymer Types* | ||||
| Acrylates | 1 | 2 | ||
| Acrylics | 1 | 2 | ||
| Ethylene Propylene Rubber | 1 | 2 | ||
| Ethylene Propylene Diene Rubber (High Diene Level) | 2 | 1 | ||
| Ethylene Propylene Diene Rubber (Low Diene Level) | 1 | 2 | ||
| Ethylene Vinyl Acetate (<40% Vinyl Acetate) | 2 | 2 | 1 | |
| Ethylene Vinyl Acetate (>40% Vinyl Acetate) | 2 | 2 | 1 | |
| Nitrile Rubber (Sulfur-cured) | 1 | 2 | 2 | |
| Nitrile Rubber (Peroxide-cured) | 1 | 2 | ||
| Phenolic | 1 | 2 | ||
| Polyethylene | 2 | 1 | ||
| Unsaturated Polyester | 2 | 1 | ||
| Polyurethane | 1 | |||
| Polyvinyl Chloride | 2 | 1 | ||
| Silicones | 2 | 1 | ||
| Styrene Butadiene Rubber | 1 | |||
| *If polymer type is not shown contact Almatis. 1= Highly recommended, 2 = Recommended | ||||