Polycarbonate moves into a higher gear / Other grades still mostly stable / Situation could heat up in the summer / Producers launch extensive hikes at time of strong demandWestern European polycarbonate prices continued to rise in June 2015, and the uptrend even gathered speed. The increase was accompanied by calls for help, as producers appear to be looking for even more drastic rises come H2. Throughout Q2, the price of polycarbonate volumes sold on the open market rose by more than EUR 150/t. By contrast, the upward flight of both ABS and PP compounds has lost some of its momentum, as expected. Notations for all other engineering thermoplastics rolled over.