Document zM4Y7nKX46EpY823g0qxDYKn

i Monsanto rt>M ,NMt. loc.honi cutnming Paton - General Offices March 5, 1970 SONNEBORN/POLYSULFIDES TO : . N. W. Touchette JFQ Research J. R. Darby - JFQ Research M. W. Farrar - JFQ Research W. F. Waychoff 1 met Herb Rosenblatt, group leader for Sonneborn, recently. 1. Aroolor 1248/1254 They use in polysulfides. They claim that the high weight loss they used to get at 100 C with 1248/1254 was due to the use of calcium and other metallic peroxides. No problem at 70-85<> C which is now the accepted weight loss temperature. Is this true. Perhaps this is how we can "degrade" these PCBs. Santlclzer^i40 He claimed'that Santlcizer 140 and lead peroxide in a C-5 catalyst formulation "smokes" spontaneously.. I have been preaching the virtues of Santlcizer' 148^) recently. Will I be responsible for blowing up our friendly formulators? /dbw Cumming Paton 0623557 , f ..... , , ....} .... . TOWOLDMONOQ54022