Feature
Silicon dioxide powder, also known as Silica Powder, is commonly used as a functional filler in UV powder coatings. It
offers various benefits such as improved scratch resistance, enhanced flow and leveling, and increased durability.
UV powder coatings are a type of coating that cures under ultraviolet (UV) light. They are known for their excellent adhesion,
high gloss, and resistance to chemicals and weathering. Silicon dioxide powder is added to these coatings to improve their
performance and provide additional properties.
One of the main advantages of using silicon dioxide powder in UV powder coatings is its ability to enhance scratch resistance.
The powder acts as a reinforcing agent, making the coating more resistant to scratches and abrasions. This is particularly
important in applications where the coated surface may come into contact with sharp objects or abrasive materials.
Silicon dioxide powder also helps improve the flow and leveling of UV powder coatings. It acts as a rheology modifier, reducing
the viscosity of the coating and allowing it to spread more evenly over the substrate. This results in a smoother and more uniform
finish.
Additionally, silicon dioxide powder enhances the durability of UV powder coatings. It increases the hardness and impact resistance
of the coating, making it less prone to chipping, cracking, or peeling. This is especially beneficial in high-traffic or outdoor environments
where the coating may be exposed to harsh conditions.
Overall, the addition of silicon dioxide powder to UV powder coatings provides numerous advantages, including improved scratch
resistance, enhanced flow and leveling, and increased durability. These properties make it a valuable ingredient in the formulation
of high-performance coatings for various applications.
Chemical Data
| Item Type | H-907 |
| Content of sio2(dry basis) %, | ≥99.0 |
| Porosity ml/g | 1.8-2.0 |
| Oil absorption, g/100g , g/100g | 140-180 |
| Particle Size, um（Malvent，D50） | 6-7 |
| Loss on drying(105℃，2Hrs) | ≤5.0 |
| Ignition loss(1000℃,2Hrs) | ≤13.0 |
| Whiteness | ≥90.0 |
| PH(5% Liquor) | 6-7 |
| Surface Treatment | Organic |
Application
UV curtain coating, roller coating, spraying coating.
UV wood coating, UV floor coating, UV plastic coating
UV Inks
Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent
