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R1931 Rutile Grade Titanium Dioxide for General Purposes
R1931 rutile grade titanium dioxide, developed by "Yuejiang Titanium Dioxide" using the sulfuric acid process, is a high-quality product suitable for various general applications. This grade incorporates cutting-edge research in several areas, including inorganic coatings, organic treatment, salt treatment, calcination control, hydrolysis and product performance optimisation. Furthermore, precise control of colour tone and particle size is also a key feature. R1931, with both zirconium and aluminium-based inorganic and organic surface treatments, offers outstanding performance across a wide range of applications.
- Type: R2 (ISO591)
- CAS Number: 13463-67-7
- EINECS Number: 236-675-5
- Standard Number: Q/SNBJ1-2012
- Color index No.77891, white pigment 6
|
Properties |
Specification R1931 |
|
Mass fraction of Tio2 /% |
≥ 93 |
|
Whiteness (compared with standard sample) |
Not less than |
|
Brightness % |
≥ 94 |
|
Rutile content % |
≥ 98 |
|
Tint reducing power (Reynolds number) |
≥ 1800 |
|
PH value of aqueous suspension |
6.5~8.5 |
|
Oil absorption g/100g |
≤ 21 |
|
Electrical resistivity Ω.m |
≥ 80 |
|
Mass fraction of screenings (45ūm)/% |
≤ 0.01 |
|
Dispersibility (Hickmann number) |
≥ 5.75 |
|
Mass fraction of volatiles at 105℃ % |
≤ 0.8 |
Through a meticulously designed hydrolysis process, R1931 achieves a finely distributed particle size, resulting in remarkable whiteness, a distinct blue undertone, and superior opacity.
R1931 undergoes a sophisticated treatment using zirconium and aluminum compounds, significantly boosting its gloss, durability, and opacity. An organic layer further enhances its dispersibility, ensuring compatibility with diverse application systems
Controlled hydrolysis and calcination techniques ensure R1931 has a stable particle size distribution, delivering enhanced gloss, ease of dispersion, and vivid color intensity.
R1931 is engineered for a wide range of uses, including interior and exterior coatings, powder coatings, color masterbatches, and plastic-based systems.
Key Features and Benefits:
Blue Undertone
Optimized particle size ensures effective blue light scattering, producing a bright blue undertone with exceptional whiteness.
Enhanced Durability
Advanced surface treatments provide excellent resistance to weathering, making R1931 suitable for challenging environments.
Superior Dispersibility
The combination of inorganic and organic surface treatments minimizes particle agglomeration, ensuring smooth dispersion in application systems.
Reduced Oil Absorption
R1931's low oil absorption improves wettability and facilitates efficient dispersion, offering a cost-effective option for various industries.
This versatile product is a premium choice for sectors demanding reliable, high-performance titanium dioxide.
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