Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Sachtleben Sachtleben RDI-S Titanium Dioxide

Sachtleben RDI-S is a high-performance rutile titanium dioxide pigment from Sachtleben’s premium RDI series, engineered for exceptional brightness, dispersibility, and weather resistance in demanding coatings and plastics applications. Its optimized surface treatment ensures superior gloss, tinting strength, and UV stability while maintaining low oil absorption and excellent processability.
  • sachtleben sachtleben rdi s titanium dioxide_3ba3c6a9
  • sachtleben sachtleben rdi s titanium dioxide_3ba3c6a9

Features Of Sachtleben Sachtleben RDI-S Titanium Dioxide

  1. Surface-treated rutile-grade titanium dioxide optimized for high dispersion stability in aqueous systems.

  2. Low volatile organic compound (VOC) content, supporting compliance with stringent environmental and regulatory standards.

  3. Enhanced photocatalytic activity control via alumina–silica dual-surface treatment, improving weather resistance in coatings.

  4. Consistent particle size distribution ensuring excellent opacity, tinting strength, and gloss retention.

  5. Free-flowing powder form with low dust generation, facilitating safe and efficient handling in industrial processes.

Typical Applications Of Sachtleben Sachtleben RDI-S Titanium Dioxide

  1. Architectural waterborne interior and exterior paints.

  2. Industrial maintenance coatings requiring high durability and UV resistance.

  3. Printing inks—especially for packaging applications demanding brightness and color fidelity.

  4. Plastic masterbatches for rigid PVC and polyolefin applications.

  5. Construction materials including cement-based renders and tile adhesives.

Specifications Of Sachtleben Sachtleben RDI-S Titanium Dioxide

Chemical TypeRutile Titanium Dioxide (TiO₂), surface-treated with Al₂O₃ and SiO₂
Product FormFree-flowing dry powder
AppearanceFine white powder
Primary ApplicationsWaterborne coatings, inks, plastics, construction materials
Key FeaturesHigh dispersibility, low VOC, controlled photocatalytic activity, excellent whiteness
BenefitsImproved gloss retention, enhanced weather resistance, consistent batch-to-batch performance
pH (10% aqueous slurry)6.5 – 8.0
Moisture Content (max.)0.5 wt.%


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