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BURGESS OPTIWHITE® is a premium whiteness flash calcined extender for TiO2 exhibiting excellent GE Brightness used extensively in First Line interior/exterior flat or low sheen water based and alkyd paint systems. BURGESS OPTIWHITE® exhibits excellent whiteness retention and hiding when embedded in coatings and polymers.
BURGESS OPTIWHITE® offers excellent dispersion, high hiding, and improved film properties. BURGESS OPTIWHITE® may be used in combination with an ultrafine particle size hydrous clay – NO. 28/NO. 98 to produce a satin finish sheen paint.
GE Brightness % 91
325 Mesh Residue % 0.05
Average Particle Size Sedigraph 1.4 μ
Free Moisture % Max 0.5
Specific Gravity 2.2
Refractive Index 1.62
pH (20% Solids) 5.5
Silica (SiO2) % 51.0 – 52.4
Alumina (Al2O3) % 42.1 – 44.3
Iron Oxide (Fe2O3) % Trace
Titanium Dioxide (TiO2) % 1.56 – 2.50
The suggestions and data contained in this bulletin are based on data which are believed to be reliable. They are offered in good faith, to be applied according to the user’s own best judgment. Since operating conditions in the processor’s plant are beyond our control, Burgess Pigment Company cannot assume responsibility for any risks or liabilities which may result from the use of its products. Likewise, no liability is assumed for any claimed patent infringement occurring by reason of any method or manner of use, or any product made by a consumer. While the Burgess Pigment Company guarantees the quality of its products, it cannot give any warranty regarding the results obtained by the use thereof.