HOUSTON, May 22, 2024 /PRNewswire/ -- KBR (NYSE: KBR) and Sumitomo Chemical announced today that they have signed an alliance agreement to make KBR an exclusive licensing partner for Sumitomo Chemical's state-of-the-art propylene oxide by cumene (POC) technology. Propylene oxide is an intermediate product used primarily in the further manufacture of polyurethanes. Polyurethane is used in many products such as foams, coatings, adhesives and sealants which serve growing industries such as construction, indust ...