Nizhnekamskneftekhim" started construction of hexene plant with capacity of 50 thousand tons per year. Feedstock for the new product will be ethylene from the EP-600 complex which is under construction. Commissioning is scheduled for the second half of 2024. Hexene will be used for the needs of SIBUR enterprises in production of polymers as well as supplied to partners. Currently, hexene is not produced in Russia and is imported from foreign producers.