Feature
White Silica Matting Agent is commonly used in color paper coatings to provide a matte finish. It is a fine, white powder
made from silica, which is a naturally occurring mineral. The main purpose of using a Matting Agent in color paper
coatings is to reduce the gloss and shine of the coating, creating a more subdued and matte appearance.
Silica matting agents work by scattering and diffusing light, which reduces the reflectivity of the coated surface. This
results in a matte finish that is desirable for certain types of color paper applications, such as art prints, photo prints,
and specialty papers.
In addition to its matting properties, white silica matting agent also offers other benefits in color paper coatings. It can
improve the scratch resistance and durability of the coating, as well as enhance its ink receptivity and printability. Silica
matting agents are also known for their high transparency, which allows the underlying colors and patterns of the paper
to show through.
When using white silica matting agent in color paper coatings, it is important to carefully control the particle size and
distribution to achieve the desired level of matting effect. Different grades of silica matting agents are available, offering
varying levels of matting and surface texture.
Overall, white silica matting agent is a versatile and widely used additive in color paper coatings, providing a matte finish
and enhancing the overall appearance and performance of the coated paper.
Physical-chemical Data
| Properties | Units | Typical Value | Standardization |
| Specific Surface Area(BET) | m2/g | 100±15 | GB/T10722 |
| pH Value (in 4% dispersion) | / | 4.5-5.5 | GB/T 1717 |
| Loss on Drying, Ex Works ( 2h @ 105℃) | wt% | <1.5 | GB/T 5211.3 |
| Alumina content(based on the substance heated at 1000℃ for 2 h) | wt% | >99.6 | GB/T20020 |
| Sieve Residue((45μm) | % | <0.050 | GB/T5211.14 |
Application:
1. Powder Coatings : Improve chargeability and flowing;
2. Li-ion Batteries: Increase the safety and life-time of ceramic coating for separators in Li-ion Batteries;
3. Thermal insulation material: Show very high thermal and chemical stability in Thermal insulation material,e.g.
Vacuum insulation plate,etc;
4. Silicone and Composite materials: As filler for control density,heat conductivity and dielectric charateristics;
5. Photo Paper: Provide high gloss and excellent printing;
6. Melt-blown fabric of Mask: Used in electret masterbatch for improve the charge stability for better filtration
efficiency of Mask;
Properties:
1. High Purity, high Surface are and Low bulk density;
2. Superfine particle size and good dispersion ability;
3. Positive surface charge;
4. Low water content;
Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent
