Chen-wei Chang

4 Patents

• US124418352025

  Method for Producing Polyester Polyol

  NAN YA PLASTICS CORPORATION

  0 cites
• US123841372025

  Laminated Packaging Material, Outer-layer Adhesive, and Method for Manufacturing the Same

  NAN YA PLASTICS CORPORATION

  0 cites
• US117733042023

  Polyurethane Adhesive and Mixture Used for Manufacturing Plastic Athletic Track

  NAN YA PLASTICS CORPORATION

  0 cites
• US117321312023

  Thermoplastic Polyurethane Resin Suitable for Melt Spinning

  NAN YA PLASTICS CORPORATION

  0 cites