MONSANTO TO BUY RHONE-POULENC POLYPHENYL BUSINESS Monsanto Chemical Company, a unit of Monsanto Co <MTC.N>, is to acquire the polyphenyls business of Rhone-Poulenc Chimie, a unit of Rhone-Poulenc <RHON.PA>, Monsanto said in a statement issued from its European headquarters. The statement did not disclose financial details. Gustaaf Francx, general manager of Monsanto Chemical Co Europe-Africa, said the acquisition would help Monsanto to expand its customer base for polyphenyls, which are used as components for high temperature heat transfer fluids.