Ascend Performance Materials will lift its force majeure on hexamethylenediamine by the end of this quarter. The company's acrylonitrile operations will not be impacted. The statement issued by the company said that the force majeure applies to "all Ascend polymers, compounds and fibers," Jahn clarified to say that both acrylonitrile (ACN) and adiponitrile (ADN) were not impacted by the force majeure.