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

Mitsubishi Rayon Polymer LR-7666 Acrylic Resin

Mitsubishi Rayon Polymer LR-7666 is a high-performance acrylic resin from the LR series, engineered for superior weather resistance, gloss retention, and UV stability in automotive and industrial coatings. It offers excellent pigment dispersion, low VOC formulation compatibility, and balanced hardness-flexibility—ideal for clearcoats and topcoats requiring long-term durability and aesthetic consistency under harsh environmental exposure.
  • mitsubishi rayon polymer lr 7666 acrylic resin_3b4b7f7b
  • mitsubishi rayon polymer lr 7666 acrylic resin_3b4b7f7b

Features Of Mitsubishi Rayon Polymer LR-7666 Acrylic Resin

  1. High-gloss, durable film formation with excellent clarity and color retention.

  2. Outstanding weather resistance and UV stability for long-term outdoor performance.

  3. Good compatibility with common crosslinkers (e.g., melamine and isocyanate types) for enhanced curing flexibility.

  4. Low VOC content, supporting compliance with stringent environmental regulations.

  5. Consistent batch-to-batch reproducibility and high molecular weight uniformity.

Typical Applications Of Mitsubishi Rayon Polymer LR-7666 Acrylic Resin

  1. Automotive clearcoats and OEM topcoats.

  2. Industrial maintenance coatings for metal and plastic substrates.

  3. High-performance architectural coatings for façades and cladding systems.

  4. Powder coating base resins requiring superior flow and leveling.

Specifications Of Mitsubishi Rayon Polymer LR-7666 Acrylic Resin

Chemical TypeThermosetting acrylic copolymer
Product FormClear to pale yellow liquid (solution in aromatic hydrocarbon solvent)
AppearanceTransparent, homogeneous solution
Solids Content (wt%)55–60%
Acid Value (mg KOH/g)10–15
Weight-Average Molecular Weight (Mw)8,000–12,000
Viscosity (25°C, mPa·s)1,500–3,000
Primary ApplicationsHigh-gloss automotive and industrial topcoats


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