Bio-based Polyester Resin


Our temperature-resistant bio-based polyester chips are co-polyesters designed for high-end injection molding processes. In addition to the excellentproperties of PET, the products can be used at higher temperatures for extended periods of time.

Product Characteristics

  • The texture and appearance of the product is close to glass, with high transparency and low haze at any thickness.
  • Molded products have excellent resistance to water, oil, alcohol and acid.
  • High heat distortion temperature and good heat resistance.
  • Containing 9-20% bio-based raw materials, BPA-free, can be used for food packaging.
  • Good oxygen barrier, 8-9 cc.mm/(m² .day.atm)
  • Products comply with GB 9685, GB 4806.6; REACH Regulation 1907/2006; RoHS Directive 2011/65/EU; FDA 21 CFR 177.1630.


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Product Information


Product Type

Intrinsic Viscosity




L / b


(°C )

CPT-3090 0.700 ±0.020 ≤ 26.0 ≥ 62 / ≤ 8 90.0±2.0
CPT-3100 0.640 ±0.020 ≤ 26.0 ≥ 62 / ≤ 8 90.0±2.0

Ready to see how our commercial and industrial PET can brighten up your projects? Fill out the contact form below, and one of our PET specialists will get back to you soon!