Phthalic Anhydride Market Size, Share & Trends Analysis Report By Product (O-xylene Catalytic Oxidation, Naphthalene Catalytic Oxidation), By Applications (Plasticizer, Polyester Resin, Alkyd Resin, Polyester Polyols, Medicine, Insecticides, Others), By End Use, By Region, and Segment Forecasts - 2035