Joong Ki Lee

4 Patents

• US126179252026

  Method for Producing Bis(2-hydroxyethyl)terephthalate by Using Recycled Ethylene Glycol

  SK CHEMICALS CO., Ltd.

  0 cites
• US125094122025

  Polymerizable Raw Material Comprising Recycled Bis(2-hydroxyethyl) Terephthalate and Method for Preparing the Same

  SK CHEMICALS CO., Ltd.

  0 cites
• US124042302025

  Method for Preparing a Recycled Material Using Waste Copolyester and Recycled Material Composition

  SK CHEMICALS CO., Ltd.

  0 cites
• US122758262025

  Polyester Resin Using Recycled Bis(2-hydroxyethyl) Terephthalate and Article Including Same

  SK CHEMICALS CO., Ltd.

  0 cites