Ascend Performance Materials today announced it has declared force majeure on hexamethylene diamine (HMD). As a result of events beyond the company’s control, manufacturing delays arose as it completed projects in December to expand both adiponitrile (ADN) and HMD. While the company’s ADN expansion is operational and meeting anticipated post-expansion rates, the HMD expansions have not yet met the company’s targeted production rates. As a result, the company must declare force majeure. ...