Longtai’s optical brighteners can significantly enhance product whiteness and fluorescence effects, delivering results that are both long-lasting and stable.
Longtai’s optical brighteners can significantly enhance product whiteness and fluorescence effects, delivering results that are both long-lasting and stable.

LTA-501 is a specialized titanium dioxide for chemical fibers produced using internationally advanced technology. As an excellent delustering agent, this product features outstanding dispersibility, uniform particle size distribution, good hue, and exceptional chemical stability. It is highly recommended for use in polyester semi-dull and full-dull applications.
| High-Purity Titanium Dioxide LTA-501 | ||
| Index Item | Unit | Executive Standards |
| Titanium dioxide content | % | ≧98 |
| Inorganic coating | NO | |
| Organic treatment | NO | |
| L value | ≧96 | |
| b value | ≦0.3 | |
| Specific surface area | ㎡/g | 7.0-11.0 |
| 105℃ Volatile substance | % | ≦0.9 |
| PH Value | 6.5-8.3 | |
| Sieve residue (45µm) | % | ≦0.01 |
| Fe2O3 content | ppm | ≦100 |
High-Purity Titanium Dioxide is specially designed for industrial applications requiring superior whiteness and stability. Its bare rutile form with ≥98% TiO₂ content ensures excellent light scattering, high tinting strength, and consistent performance across various matrices. Widely used in coatings, plastics, rubber, and other industrial materials, this TiO₂ grade provides reliable results for manufacturers seeking high-quality, high-purity pigment. The stable dispersion and low impurity levels make it ideal for demanding production processes, while factory supply and custom specifications ensure flexibility for bulk orders.
Packaging: 25kg woven bag; 1000kg woven bag
Remarks: The above data is for reference only. For specific applications, please contact the supplier. Product specifications are subject to the corresponding inspection report.
Over the years, we’ve built strong and lasting partnerships with clients across the globe. Their positive feedback is the greatest motivation for us to continuously pursue quality and excellence.
We have worked with Longtai New Materials for many years. Their titanium dioxide stands out for its whiteness, opacity, and consistent batch quality. The stable performance has ensured the reliability of our coatings products and strengthened our competitiveness in the market.

We look forward to partnering with you to deliver high-quality titanium dioxide solutions worldwide and explore broader market opportunities together.