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

Arkema Coatex COAPUR 830W Waterborne Polyurethane Thickener

Arkema Coatex COAPUR 830W is a waterborne polyurethane rheology modifier designed for high-shear stability and low-foam thickening in architectural and industrial water-based coatings. It delivers excellent gloss retention, spatter resistance, and viscosity control without compromising flow or leveling—ideal for eco-friendly formulations requiring VOC compliance and robust performance.
  • arkema coatex coapur 830w waterborne polyurethane thickener_baf0e17b
  • arkema coatex coapur 830w waterborne polyurethane thickener_baf0e17b

Features Of Arkema Coatex COAPUR 830W Waterborne Polyurethane Thickener

  1. Non-ionic, associative rheology modifier delivering high-shear viscosity control and excellent flow/leveling balance.

  2. Provides outstanding sag resistance in vertical applications without compromising brushability or spray atomization.

  3. Compatible with a broad range of waterborne acrylics, vinyl acetate copolymers, and hybrid dispersions.

  4. Low VOC formulation—compliant with stringent global environmental regulations including EU Ecolabel and US EPA standards.

  5. Stable performance across pH 6–10 and tolerant to common electrolytes and co-solvents used in architectural and industrial coatings.

Typical Applications Of Arkema Coatex COAPUR 830W Waterborne Polyurethane Thickener

  1. Architectural interior and exterior wall paints (flat to semi-gloss).

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Waterborne wood finishes requiring controlled rheology and film integrity.

  4. High-performance protective coatings for transportation and infrastructure.

  5. Functional coatings such as anti-graffiti and fire-retardant topcoats.

Specifications Of Arkema Coatex COAPUR 830W Waterborne Polyurethane Thickener

Chemical TypeNon-ionic associative polyurethane thickener
Product FormOpaque white liquid
AppearanceHomogeneous viscous dispersion
pH (1% aqueous solution)7.0 – 8.5
Solids Content (wt%)30.0 ± 1.0
Density (20°C, g/cm³)1.02 – 1.05
Viscosity (Brookfield RV, 25°C, spindle #3, 20 rpm)4,000 – 8,000 cP
Primary ApplicationsWaterborne architectural, industrial, and protective coatings


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