Sep 27, 2010. /Lesprom Network/. Sonoco-Alcore S.a.r.l. will increase prices in Europe for all uncoated recycled paperboard grades by Euro 40, or GBP 35, per metric ton, effective with shipments on October 18, 2010, company said in a statement received by Lesprom Network. “This price change is unfortunately unavoidable. Over the past quarter, we have seen a severe increase in the cost of starches and chemicals as well as an overall tightness of raw material supply and URB in the market,” said Eddie Smith, vice president, Sonoco-Alcore. Sonoco-Alcore S.a.r.l. is wholly owned by Sonoco and operates 30 tube and core plants and six paper mills in Europe.