Feature
Silica matting agents are widely used in the plastics industry as chemical auxiliaries to achieve a matte or satin finish on
plastic surfaces. These agents are typically composed of finely ground silica particles that are dispersed within a plastic
matrix.
The main function of silica matting agents is to reduce the gloss and shine of plastic surfaces by scattering light. This is achieved
through the high refractive index of silica particles, which causes light to be reflected and refracted in multiple directions, resulting
in a diffused reflection and a matte appearance.
Silica matting agents offer several advantages when used in plastics:
1. Matte finish: Silica particles effectively reduce the gloss and shine of plastic surfaces, providing a matte or satin appearance.
2. Scratch resistance: The addition of silica matting agents can improve the scratch resistance of plastic surfaces, making them
more durable and resistant to everyday wear and tear.
3. Improved slip resistance: Silica particles can enhance the slip resistance of plastic surfaces, making them less prone to slipping
or sliding.
4. UV protection: Some silica matting agents also offer UV protection, helping to prevent color fading and degradation caused by
exposure to sunlight.
5. Compatibility: Silica matting agents are compatible with a wide range of plastic materials, including polypropylene, polyethylene,
polystyrene, PVC, and more.
6. Versatility: These agents can be used in various plastic applications, such as films, coatings, injection-molded parts, extruded
profiles, and composites.
7. Ease of use: Silica matting agents are typically supplied as powders or dispersions that can be easily incorporated into plastic
formulations during the manufacturing process.
It is important to note that the selection of the appropriate Silica Matting Agent depends on factors such as the desired level of matting,
the type of plastic material, processing conditions, and end-use requirements.
SL-712 Silica Matting Agent is synthetic amorphous silica appearing as white powder.
CAS Number(SILICON DIOXIDE):7631-86-9
| Item | SL-712 | Porosity ml/g | 1.8-2.0 |
| Content of sio2(dry basis) % | ≥99.0 | Particle Size(MalvernD50),um | 6.5-7.5 |
| Loss on drying(105℃ ，2Hrs) | ≤5.0 | Ignition loss(1000℃,2Hrs) | ≤7.0 |
| Whiteness | ≥90.0 | PH(5% Liquor) | 6-7 |
| Surface treatment | NONE | Oil Absorption g/100g
| 280-320 |
Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent
