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

Mitsubishi Rayon LR-7518 Hydroxyl Acrylic Resin

MitsubishiRayonLR-7518HydroxylAcrylicResinisahigh-performance,low-viscosityhydroxyl-functionalacrylicresinfromtheLRseries,designedfor2KPUcoatings.Exhibitingexcellentcompatibility,glossretention,andchemicalresistance,itenablessmoothfilmformationandstrongcrosslinkingwithisocyanates.Idealforautomotiveandindustrialtopcoats,ithasbalancedreactivityandstoragestability.
  • mitsubishi rayon lr 7518 hydroxyl acrylic resin_c13a7d06
  • mitsubishi rayon lr 7518 hydroxyl acrylic resin_c13a7d06

Features Of Mitsubishi Rayon LR-7518 Hydroxyl Acrylic Resin

  1. High hydroxyl functionality for efficient crosslinking with melamine, polyisocyanate, or blocked isocyanate curing agents.

  2. Excellent compatibility with common solvent-based coating resins and pigments.

  3. Superior weather resistance and UV stability, supporting long-term gloss and color retention.

  4. Good flow and leveling characteristics for high-quality film formation in baked coatings.

  5. Consistent molecular weight distribution ensuring reproducible performance in industrial formulations.

Typical Applications Of Mitsubishi Rayon LR-7518 Hydroxyl Acrylic Resin

  1. Automotive OEM topcoats and clearcoats.

  2. Industrial maintenance coatings for metal substrates.

  3. Aerospace primer-surfacer systems requiring high durability.

  4. General-purpose appliance and coil coatings.

  5. High-performance architectural metal finishes.

Specifications Of Mitsubishi Rayon LR-7518 Hydroxyl Acrylic Resin

Chemical TypeHydroxyl-functional acrylic copolymer
Product FormLiquid resin solution
AppearanceClear, pale yellow to amber viscous liquid
Solvent SystemXylene / butyl acetate blend (typical)
Non-Volatile Content50 ± 2 wt%
Hydroxyl Value65–75 mg KOH/g
Acid Value< 5 mg KOH/g
Viscosity (25°C)3,000–5,000 mPa·s


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