

Titanium Dioxide (TiO₂) is a critical inorganic chemical known for its exceptional properties as a white pigment. Among its many forms, Rutile Titanium Dioxide stands out for its high refractive index, chemical stability, and durability. The SR-2377 variant, produced by Hebei Caiqing New Material Technology Co., LTD, is specifically engineered for applications in ink production, coatings, and plastics. This article delves into the features, technical specifications, applications, and the company behind this advanced material.
Titanium Dioxide Rutile SR-2377 is a high-performance pigment designed to deliver superior whiteness, gloss, and dispersion. It undergoes a dual surface treatment with zirconium (Zr) and aluminum (Al), combining inorganic and organic coatings to enhance its properties. This treatment ensures the pigment maintains excellent chemical stability, lightfastness, and resistance to weathering.
Key features of SR-2377 include:
For more details, visit the product page.
| Property | SR-2377 |
|---|---|
| CAS No. | 13463-67-7 |
| TiO₂ Content | ≥93.0% |
| Rutile Content | ≥97.0% |
| Inorganic Coating | Zr, Al |
| Organic Treatment | YES |
| Loss at 105°C | ≤0.5% |
| Solution in Water | ≤0.5% |
| Residue | ≤0.01% |
| Whiteness | ≥97.0% |
| L Value | ≥98.0 |
| Tint Reducing Power | ≥180 |
| Oil Absorption | 16-20 g/100g |
| pH | 6.5-8.5 |
| Specific Resistance | ≥8000 Ω·cm |
| Grade | Industrial Grade |
SR-2377 is versatile and suitable for a wide range of industries. Its key applications include:
As a white pigment, SR-2377 enhances the opacity and brightness of inks, making it ideal for printing inks, paints, and coatings. Its superior dispersion ensures a smooth, even finish, reducing the need for additional additives.
Used in interior and exterior coatings, emulsion paints, and powder coatings, SR-2377 provides excellent gloss and durability. Its chemical stability ensures long-term performance even under harsh conditions.
In plastic and rubber formulations, SR-2377 improves UV resistance and color retention. It is commonly used in masterbatches and plastic products requiring high-quality pigmentation.
The pigment is also utilized in ceramic glazes and paper coatings to achieve vibrant white tones and enhanced surface properties.
For more information on applications, visit the company website.
Hebei Caiqing New Material Technology Co., LTD is a leading manufacturer of titanium dioxide and other inorganic chemicals. With years of expertise in the industry, the company specializes in producing high-quality pigments tailored for coating, plastic, and ink applications. Their commitment to innovation and sustainability has positioned them as a trusted supplier in the global market.
Key strengths of the company include:
For contact details, reach out via WhatsApp at +86 15954379990.
Proper storage is crucial to maintaining the quality of SR-2377. The product should be stored in a dry, cool environment away from direct sunlight and moisture. It is recommended to use the product on a first-in, first-out (FIFO) basis to ensure optimal performance.

SR-2377 combines chemical stability, high performance, and cost-effectiveness to meet the demands of modern industries. Its dual surface treatment ensures excellent dispersion and resistance to degradation, making it a preferred choice for ink, paint, and plastic manufacturers.
As highlighted by the National Institute of Standards and Technology (NIST), the development of precise measurement methods and standards is critical for the chemical industry. While SR-2377 adheres to international quality benchmarks, NIST’s research on material properties underscores the importance of accurate specifications and reliable performance in industrial applications.
The Titanium Dioxide Rutile SR-2377 is a premium pigment designed for demanding applications in ink production, coatings, and plastics. With its advanced surface treatment, high purity, and versatility, it offers a reliable solution for manufacturers seeking superior quality and durability. Partnering with Hebei Caiqing New Material Technology Co., LTD ensures access to innovative products and expert support.
National Institute of Standards and Technology (NIST). (n.d.). Chemistry Research and Standards. Retrieved from https://www.nist.gov/


