WAYNE, N.J. - International Specialty Products Inc. (ISP) announced that it has acquired the 1,4-butanediol (BDO) operations of BP Amoco Chemical Co., an indirect subsidiary of BP plc. As part of this acquisition, ISP acquired BP's BDO production facility located within BP's Lima, Ohio, petrochemicals complex. The Lima BDO plant has a nameplate annual capacity of 60,000 metric tons of butanediol.