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

AkzoNobel Alcogum L31 Thickener

AkzoNobel Alcogum L31 Thickener is a hydrophobically modified ethoxylated urethane (HEUR) rheology modifier from the Alcogum series. It delivers outstanding viscosity control, excellent sag resistance, and efficient thickening in waterborne coatings and construction formulations without compromising flow or leveling performance.
  • akzonobel alcogum l31 thickener_f14d8de8
  • akzonobel alcogum l31 thickener_f14d8de8

Features Of AkzoNobel Alcogum L31 Thickener

  1. Non-ionic, alcohol-soluble associative thickener offering efficient rheology control in solvent-based systems.

  2. Delivers excellent sag resistance and brush/roller application performance without compromising flow and leveling.

  3. Stable across a broad pH range (5–10) and compatible with common organic solvents and coalescing agents.

  4. Enables low-VOC formulations while maintaining high viscosity build and long-term storage stability.

  5. Provides shear-thinning behavior ideal for industrial coating and ink applications requiring balanced handling and film formation.

Typical Applications Of AkzoNobel Alcogum L31 Thickener

  1. Solvent-borne architectural coatings (e.g., enamels and undercoats).

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Gravure and flexographic printing inks for packaging and labeling.

  4. Automotive refinish basecoats and clearcoats with high-solids formulations.

  5. Wood finishing varnishes and lacquers requiring controlled sag resistance.

Specifications Of AkzoNobel Alcogum L31 Thickener

Chemical TypeNon-ionic associative polyurethane thickener
Product FormViscous liquid
AppearanceClear to slightly hazy, pale yellow liquid
SolubilityCompatible with alcohols, glycol ethers, aromatic and aliphatic hydrocarbons
pH (1% in ethanol/water 80/20)6.0–7.5
Typical Active Content≈100% (neat product)
Storage Stability≥12 months at 5–30 °C in sealed original container
Primary ApplicationsSolvent-borne coatings, inks, and specialty industrial formulations


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