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

Mitsui Chemicals OLESTER RA3091 Acrylic Resin

MitsuiChemicalsOLESTERRA3091AcrylicResinisanadvancedwater-basedacryliccopolymeremulsiondesignedforhigh-gloss,excellentadhesion,andoutstandingweatherresistanceinarchitecturalcoatingsandindustrialfinishes.ItofferslowVOC,goodalkaliresistance,andstableviscosity—idealforpremiuminterior/exteriorpaints.
  • mitsui chemicals olester ra3091 acrylic resin_e4ad9abb
  • mitsui chemicals olester ra3091 acrylic resin_e4ad9abb

Features Of Mitsui Chemicals OLESTER RA3091 Acrylic Resin

  1. High transparency and excellent gloss retention for premium aesthetic finishes.

  2. Superior weather resistance, including UV stability and minimal yellowing after prolonged outdoor exposure.

  3. Good compatibility with common solvent-based coating systems and crosslinkers (e.g., melamine formaldehyde).

  4. Balanced molecular weight distribution enabling excellent flow, leveling, and film formation.

  5. Low VOC formulation support — suitable for high-solids coating applications meeting stringent environmental regulations.

Typical Applications Of Mitsui Chemicals OLESTER RA3091 Acrylic Resin

  1. Automotive OEM clearcoats and topcoats.

  2. Industrial maintenance coatings for metal and plastic substrates.

  3. Architectural pre-coated metal (coil coating) systems.

  4. High-end furniture and wood finishing coatings.

  5. General-purpose protective and decorative solvent-borne industrial coatings.

Specifications Of Mitsui Chemicals OLESTER RA3091 Acrylic Resin

Chemical TypeSolvent-borne acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, colorless to pale yellow liquid
Solvent ContentToluene/xylene blend (typical)
Non-Volatile Content50 ± 2 wt% (as supplied)
Acid Value5–10 mg KOH/g
Viscosity (25°C)80–120 mPa·s (Brookfield RVT, spindle #3, 60 rpm)
Primary ApplicationsHigh-performance clear and pigmented industrial coatings


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