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

Lubrizol Solsperse2291 Dispersant

Lubrizol Solsperse 2291 Dispersant is a high-performance polymeric dispersant designed for pigment stabilization in solvent-based coatings and inks. It delivers excellent color strength, gloss retention, and viscosity control while enabling high pigment loading. Compatible with organic pigments and carbon black, it ensures long-term dispersion stability and reduces grinding time significantly.
  • lubrizol solsperse2291 dispersant_4616849d
  • lubrizol solsperse2291 dispersant_4616849d

Features Of Lubrizol Solsperse2291 Dispersant

  1. High-efficiency steric stabilization for organic pigments and carbon black in non-aqueous systems.

  2. Excellent wetting and deagglomeration performance in low-viscosity solvent-based inks and coatings.

  3. Thermally stable up to 200 °C, supporting high-solids formulations and energy-efficient processing.

  4. Low color contribution and minimal impact on final film clarity and gloss.

  5. Compatible with common resins including acrylics, alkyds, polyesters, and nitrocellulose.

Typical Applications Of Lubrizol Solsperse2291 Dispersant

  1. Solvent-based gravure and flexographic printing inks.

  2. Automotive and industrial OEM coatings.

  3. Pigmented clearcoats and metallic basecoats.

  4. Plastic color concentrates for thermoplastics processing.

  5. Specialty overprint varnishes and functional coatings.

Specifications Of Lubrizol Solsperse2291 Dispersant

Chemical TypePolymeric dispersant (styrene-acrylic copolymer backbone with tailored anchor groups)
Product FormPale yellow to amber viscous liquid
AppearanceClear to slightly hazy, homogeneous liquid
Primary ApplicationsNon-aqueous pigment dispersion in inks, coatings, and plastics
Key FeaturesSteric stabilization, low volatility, resin-compatible
BenefitsImproved color strength, reduced viscosity, enhanced storage stability
Recommended Use Level10–30% on pigment weight (varies by pigment type and system)
Storage ConditionsStore in original sealed container at 15–30 °C; avoid freezing and prolonged exposure to >40 °C


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