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

Toyobo YLON 500 Non-Crystalline Polyester Resin

Toyobo YLON 500 is a non-crystalline polyester resin from Toyobo’s YLON series, engineered for high transparency, excellent thermal stability and superior solvent resistance. Widely used in optical films, protective coatings and specialty adhesives, it offers low birefringence, consistent melt viscosity and outstanding clarity without crystallization issues during processing or storage.
  • toyobo ylon 500 non crystalline polyester resin_3f23b7e9
  • toyobo ylon 500 non crystalline polyester resin_3f23b7e9

Features Of Toyobo YLON 500 Non-Crystalline Polyester Resin

  1. Amorphous molecular structure ensures exceptional clarity and transparency in finished products.

  2. High compatibility with polycarbonate (PC) and polyacrylate resins enables seamless alloy formulation.

  3. Low melt viscosity facilitates easy processing via extrusion, injection molding, and film casting.

  4. Excellent thermal stability supports processing at temperatures up to 260 °C without premature degradation.

  5. Hydrolysis-resistant backbone enhances long-term performance in humid and elevated-temperature environments.

Typical Applications Of Toyobo YLON 500 Non-Crystalline Polyester Resin

  1. Optical-grade transparent films for touch panel overlays and display protection layers.

  2. High-clarity light guide plates (LGPs) for LED-backlit signage and automotive interior lighting.

  3. Transparent engineering components requiring dimensional stability and UV resistance.

  4. Co-extruded multilayer structures for barrier packaging requiring optical neutrality and stiffness.

  5. Substrate material for high-performance anti-reflective and hard-coat functional laminates.

Specifications Of Toyobo YLON 500 Non-Crystalline Polyester Resin

Chemical TypeNon-crystalline aromatic polyester
Product FormPellets
AppearanceTranslucent off-white granules
Glass Transition Temperature (Tg)138–142 °C (DSC, 10 °C/min)
Melt Flow Rate (MFR)12–16 g/10 min (250 °C, 2.16 kg)
Moisture Content (as received)≤0.05 wt%
Density1.28–1.30 g/cm³
Primary ApplicationsOptical films, light guide plates, transparent structural parts


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