Filter tow manufacturer Solvay Acetow appointed Vincent Dye commercial director in charge of sales and technical support. Patrick Riou, sales and marketing director for the past seven years, will take over direction of purchasing and supply.

Dye, also now responsible for commercial excellence, first joined the company in 2003 when it was known as Rhodia Group, the company said. He had been employed at Solvay Engineering Plastics before starting as commercial director on 1 July.