Product Description
When selecting silicon dioxide powder as a coating material for plastic resin, several considerations are vital to ensure
optimal performance and compatibility:
Purity: Opt for high-purity silicon dioxide to prevent impurities that could affect the coating's performance or the plastic
substrate's integrity. High purity enhances the coating's effectiveness and durability.
Surface Modification: Surface-treated silicon dioxide particles can enhance their compatibility with the plastic resin matrix
and improve adhesion to the substrate. Surface modification can also impact dispersion stability and rheological behavior.
Dispersion Stability: Good dispersion stability ensures uniform distribution of silicon dioxide particles within the coating
formulation. This is crucial for consistent coating properties and to prevent issues like sedimentation or agglomeration during
storage and application.
Chemical Compatibility: Silicon dioxide should be chemically compatible with the plastic resin and other additives in the
formulation to ensure proper mixing, curing, and overall coating performance. Compatibility issues can lead to adhesion
problems or changes in coating properties.
Performance Enhancements: Consider specific performance-enhancing properties such as weatherability, UV resistance,
scratch resistance, and mechanical strength. Silicon dioxide with tailored properties can improve these aspects of the coating
on plastic substrates.
Regulatory Compliance: Ensure that the silicon dioxide powder meets relevant regulatory standards and safety requirements
for coating applications on plastics. Compliance with industry standards is crucial for coatings used in consumer products,
automotive interiors, or other sensitive applications.
Supplier Reliability: Choose a reputable supplier with a track record of providing high-quality silicon dioxide powder for coating
plastic resin. Consider factors such as technical support, quality assurance, and consistent product performance.
By carefully considering these factors and collaborating closely with your supplier, you can select silicon dioxide powder suitable
for coating plastic resin, ensuring superior performance and durability of the coated plastic substrates.
Chemical Data
| Item Type | SS-932 |
| Content of sio2(dry basis) % | ≥99.0 |
| Porosity ml/g | ≥0.9 |
| Oil Absorption g/100g | 240-280 |
| Particle Size(Malvent D50),um | 3.0-4.0 |
| Loss on drying(105℃ ，2Hrs) | ≤5.0 |
| Ignition loss(1000℃,2Hrs) | ≤8.0 |
| Whiteness | ≥93.0 |
| PH(5% Liquor) | 6-7 |
| Surface treatment | Organic |
Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent
