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

Toyobo YLON 103 Non-Crystalline Polyester Resin

Toyobo YLON 103 is a non-crystalline polyester resin from Toyobo’s YLON series, engineered for high transparency, excellent thermal stability and low melt viscosity. It offers superior compatibility with polycarbonate and ABS, enabling clear, durable blends ideal for optical lenses, lighting covers and premium automotive interiors.
  • toyobo ylon 103 non crystalline polyester resin_b7a1e16a
  • toyobo ylon 103 non crystalline polyester resin_b7a1e16a

Features Of Toyobo YLON 103 Non-Crystalline Polyester Resin

  1. Amorphous molecular structure enabling excellent clarity and transparency in finished films.

  2. Low melt viscosity for enhanced processability in extrusion and coating operations.

  3. Superior thermal stability with minimal degradation up to 220 °C during processing.

  4. Excellent compatibility with common plasticizers and co-polymers used in functional laminates.

  5. Hydrolysis-resistant formulation ensuring long-term dimensional stability under humid conditions.

Typical Applications Of Toyobo YLON 103 Non-Crystalline Polyester Resin

  1. High-clarity protective overlaminate films for printed electronics and flexible displays.

  2. Base resin for heat-sealable packaging films requiring optical uniformity and low haze.

  3. Adhesive priming layer in multi-layer metallized polyester packaging structures.

  4. Component in specialty release liners for pressure-sensitive adhesive tapes.

  5. Carrier film matrix for photovoltaic backsheet applications demanding UV resistance and dielectric integrity.

Specifications Of Toyobo YLON 103 Non-Crystalline Polyester Resin

Chemical TypeNon-crystalline (amorphous) aromatic polyester
Product FormPellets
AppearanceTransparent, colorless granules
Glass Transition Temperature (Tg)82–86 °C (DSC, 10 °C/min)
Melt Flow Rate (MFR)12–16 g/10 min @ 250 °C / 2.16 kg
Moisture Content≤ 0.2 wt% (as received)
Density1.32–1.34 g/cm³
Primary ApplicationsOptical films, functional laminates, protective coatings


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