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Low BET RH Silica for Paints & Coatings

Formerly known as HI.PC.0112

BY-O-COAT R 300 is bio-based hydrophilic silica, synthesized from Rice Husk and used as Rheology Control Additive for Paints & Coatings.

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Key Benefits

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Derived from renewable rice husk using green synthesis

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Helps reduce cracking in highly filled systems

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Excellent rheology, texture, and thixotropic control

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Non-reactive, chemically stable, and thermally resistan

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Acts as anti-settling, anti-sagging, and thickening agent

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Bio-compatible, biodegradable, and environmentally safe

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Improves flow, leveling, and pigment dispersion

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Ensures long shelf-life and excellent chemical resistance

Typical Applications

Technical Specifications

Unit
-
-
%
g/cm³
µm
m²/g
Property
Form
Color
Loss on Drying (2h, 105°C)
Tamped Density
Particle Size (D50)
Surface Area (BET)
Spec
Amorphous micronized powder
White
≤ 5.0
0.02 – 0.07
4.0 – 8.0
150 – 350
Property
Unit
Spec
Form
-
Amorphous micronized powder
Color
-
White
Loss on Drying (2h, 105°C)
%
≤ 5.0
Tamped Density
g/cm³
0.02 – 0.07
Particle Size (D50)
µm
4.0 – 8.0
Surface Area (BET)
m²/g
150 – 350

Properties

Packaging & Shelf Life

  • Supplied in 8 kg multi-layer paper bags

  • Recommended shelf life: 24 months from production date (under dry, sealed storage conditions)

Safety & Handling

  • Avoid dust generation, use with ventilation

  • Prevent prolonged skin contact or inhalation

  • Dispose of according to local regulations

  • First Aid: In case of contact or inhalation, rinse with water and seek medical attention if symptoms persist

Interested in learning more about Biosilico solutions or requesting a product sample?

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