Polyethylene Terephthalate (PET) & Polybutylene Terephthalate (PBT) Resins Market By PET Resin (Bottles, Films, Food Packaging, Others), By PBT Resin (Automotive, Electrical & Electronics, Consumer Appliances, Others) And By Region - Global And Regional Industry Overview, Market Intelligence, Comprehensive Analysis, Historical Data, And Forecasts 2023 - 2030