115232-25-2 118087-83-5 126430-90-8 133019-40-6 136922-61-7 136959-77-8 25135-51-7 26699-43-4 30792-92-8 42881-29-8 50958-07-1 51310-66-8 51426-17-6 58516-07-7 63770-66-1 77538-70-6 78954-28-6 85189-46-4 87714-78-1 87806-52-8 9084-64-4 92480-75-6 94336-28-4 NSC 170902 Poly(oxy-1,4-phenylenesulfonyl-1,4-phenyleneoxy-1,4-phenylene(1-methylethylidene)-1,4-phenylene) Polysulfone Polysulfone A Polysulfone P 1700 Polysulphone Reigning Reigning resin UDEL