This investment strengthens GC's and allnex's position in performance polymers and plastics circularity by potential to simplify the processing and reusability of widely used mixed plastics. Interface Polymers is a developer of innovative chemical additives to improve the recyclability and performance properties of key polymers GC Ventures (GCV), a subsidiary of PTT Global Chemical PLC (GC), is investing in the British company Interface Polymers Ltd. This investment opens new horizons for GC