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Product Details:
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| TiO₂ Content: | ≥ 80.0 % | Rutile Content: | ≥ 97.0 % |
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| Inorganic Coating: | Silicon & Aluminum (Si, Al) | Water Soluble Matter: | ≤ 0.7 %Sieve Residue |
| Highlight: | High Opacity Rutile Titanium Dioxide,Anti-Chalking Performance Titanium Dioxide Pigment,Good Dispersion Property TiO₂ |
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Dongjia SR‑239 Rutile Titanium Dioxide
Technical Data Sheet & Certificate of Analysis
1. Product Introduction
SR‑239 is a rutile titanium dioxide pigment treated with silicon‑aluminum inorganic coating without organic surface modification. It features high opacity, excellent anti‑chalking performance and good dispersion property. Specially designed for high‑PVC‑content interior flat emulsion paints, correction liquid and water‑based ink systems, it delivers stable hiding power and excellent application adaptability in high‑pigment‑loading water‑borne formulations.
2. Technical Specification Table
| Item | Specification |
| TiO₂ Content | ≥ 80.0 % |
| Rutile Content | ≥ 97.0 % |
| Inorganic Coating | Silicon & Aluminum (Si, Al) |
| Organic Surface Treatment | No |
| Loss at 105℃ | ≤ 1.2 % |
| Water Soluble Matter | ≤ 0.7 %Sieve Residue |
| Sieve Residue | ≤ 0.02 % |
| Dry Powder Whiteness (WH) | ≥ 97.0 % |
| Color L* Value | ≥ 98 |
| Tint Reducing Power | ≥ 155 % |
| Oil Absorption | 35‑45 g/100g |
| pH of Aqueous Suspension | 7.0‑9.0 |
| Specific Resistance | ≥ 3000 Ω·cm |
| Appearance | White powder |
3. Product Features & Advantages
• Si‑Al inorganic coating provides high opacity and superior anti‑chalking performance
• No organic treatment adapts well to high‑PVC‑content interior water‑borne paint systems
• High hiding power meets the thick‑covering requirement of flat interior wall paints
• High oil absorption matches high‑pigment‑loading emulsion paint formulas
• Good water‑based dispersion ensures stable coloring in correction liquid and water‑based inks
• Strict batch quality control, stable performance for interior coating applications
4. Typical Application Fields
High‑PVC‑concentration interior flat emulsion paints, correction liquid, water‑based inks and other high‑loading water‑borne coating systems.
5. Packaging & Technical Statement
• Packaging: 25kg full‑paper bag; 500kg/1000kg PP woven bag optional
All data in this sheet are typical values under standard laboratory conditions for reference only. Actual product performance shall be subject to the official factory inspection report. Users shall conduct pre‑production verification tests before large‑scale mass production.
Contact Person: Louis Liu
Tel: 13675620692
Fax: 86-532-89088579
English
