Sibur
…Sibgazpolimer, a joint venture between the two companies, has signed an agreement to acquire a 50% stake in Poliom from the Titan Group. In November 2019, Tatneft completed the purchase of SIBUR's petrochemical facilities in Tolyatti (SIBUR Togliatti and JSC Togliattisintez). In April 2021, Sibur bought a controlling…