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

Nouryon LD45 Dispersant

Nouryon LD45 Dispersant is a high-performance polymeric dispersant from the Nouryon Disperbyk® LD series, designed for aqueous pigment systems. It delivers excellent stabilization, reduced viscosity, and improved color strength in coatings, inks, and construction chemicals—without volatile organic compounds or APEOs.
  • nouryon ld45 dispersant_724b0242
  • nouryon ld45 dispersant_724b0242

Features Of Nouryon LD45 Dispersant

  1. High-efficiency polymeric dispersant designed for stable pigment and filler suspension in aqueous systems.

  2. Excellent wetting and deflocculation performance, enabling high solids loading with low viscosity.

  3. Good compatibility with a broad range of water-based resins including acrylics, styrene-acrylics, and PUDs.

  4. Low foaming profile, minimizing process interruptions during high-shear dispersion and let-down.

  5. Non-ionic character provides robust stability across varying pH and electrolyte conditions.

Typical Applications Of Nouryon LD45 Dispersant

  1. Architectural and industrial waterborne paints and coatings.

  2. Water-based inks, including flexographic and gravure formulations.

  3. Construction chemicals such as cementitious tile adhesives and grouts.

  4. Specialty water-based adhesives and sealants.

  5. Mineral-filled polymer composites and masterbatches.

Specifications Of Nouryon LD45 Dispersant

Chemical TypeNon-ionic polyether-based polymer
Product FormClear to slightly hazy liquid
AppearancePale yellow to amber liquid
pH (1% aqueous solution)6.0 – 8.0
Solids Content (wt%)43 – 47
Density (20 °C, g/cm³)1.05 – 1.09
Viscosity (25 °C, mPa·s)200 – 600
Primary ApplicationsPigment & filler dispersion in waterborne coatings, inks, and construction chemicals


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