The increase of €100 per ton will take place on 1 September 2009, depending on individual customer contracts. 

Ashland says this price increase is driven by the continued rise in costs for certain key base raw materials.

Ashland Performance Materials, a business unit of Ashland Inc (NYSE: ASH), Kovington, Kentucky, USA, produces unsaturated polyester resins and epoxy vinyl ester resins, and gel-coats for the composites industry.