Our History

1916 : First chlorine production plants in the south of Grenoble – France

50’s & 60’s : Pont De Claix site development (Grenoble)

1978 : First production of HDI monomer

1984 : First Tolonate™ plant in Pont-de-Claix

1988 : New Tolonate™ plant in Freeport, TX (USA)

1997 : Development of Easaqua for waterborne polyurethanes

2008 : Acquisition by Perstorp

2012 : Vencorex JV creation

2013 : Brazil sales office opening

2014 : Shanghai Sales office opening

2016 : New plant in Rayong, Thailand

2016 : Pont De Claix site monomers capacity increase

2022 : Fully-owned subsidiary of PTT Global Chemical

2025 : acquisition of Vencorex France isocyanate derivatives by Borsodhem (Wanhua group).
Other activities of Pont-de-Claix site definitively stopped