On January 18, the closing price of propylene in Europe and the United States rose. The closing price of FD in the U.S. Gulf ranged from US$563 to 587 per ton and remained unchanged; the closing price of FD in Northwest Europe ranged from 915 to 926 euros per ton, up 11 euros per ton; and the closing price of CIF in Northwest Europe ranged from 906 to 917 euros per ton, up 2 euros per ton.