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

Imerys Polwhite B Hydrous Kaolin

Imerys Polwhite B Hydrous Kaolin is a premium-grade, naturally occurring hydrous kaolin clay from the Polwhite series, renowned for high brightness, fine particle size, and excellent rheology. Ideal for coatings, plastics, and rubber, it delivers superior opacity, smooth dispersion, and consistent performance in demanding industrial applications worldwide.
  • imerys polwhite b hydrous kaolin_ea0f753a
  • imerys polwhite b hydrous kaolin_ea0f753a

Features Of Imerys Polwhite B Hydrous Kaolin

  1. High brightness and natural whiteness for superior optical performance in demanding applications.

  2. Fine particle size distribution ensuring excellent dispersion and smooth surface finish.

  3. Low abrasivity and high chemical inertness, supporting compatibility with sensitive resins and pigments.

  4. Consistent rheological behavior enabling predictable formulation performance in water-based systems.

  5. Hydrous structure providing optimal water retention and suspension stability in coatings and ceramics.

Typical Applications Of Imerys Polwhite B Hydrous Kaolin

  1. High-gloss interior architectural coatings and decorative paints.

  2. Functional fillers in vinyl flooring and resilient sheet goods.

  3. Reinforcing and texturizing agent in ceramic glazes and bodies.

  4. Carrier and bulking agent in agricultural formulations and pesticide suspensions.

  5. Performance-enhancing additive in paper coating pigments and inkjet receptive layers.

Specifications Of Imerys Polwhite B Hydrous Kaolin

Chemical TypeHydrous kaolinite clay (Al₂Si₂O₅(OH)₄)
Product FormWhite powder, air-floated and micronized
AppearanceOff-white to bright white, free-flowing powder
Brightness (ISO 2470-1)≥ 92% (457 nm)
Particle Size (D₅₀)≈ 1.8–2.2 µm
Loss on Ignition (LOI, 1000°C)13.0–14.5%
pH (10% slurry)6.0–7.5
Moisture Content≤ 0.5% (as received)


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