Sumitomo Chemical Positions New Plastic for Future Use in Windshields Jun. 29, 2018 Sumitomo Chemical Co. Ltd. (TYO:4005) recently announced that it has developed a new transparent plastic based on polymethyl methacrylate (PMMA),…... Please log in to read the full story. [lwa template="modal" register="0"]Subscribe [adrotate banner="3"]