Document J3NLgpw0m068LaZOpYmzrkB0B

Monsanto CummingPROM (NAME & LOCATION) Paton - General Offices date : March 5> 1970 <==: SUBJECT : S0NNEB0RN/P0LYSULFIDES REFERENCE : TO : . N. W. Touchette JFQ Research J. R. Darby - JFQ Research M. W. Farrar - JFQ Research W. F. Waychoff I met Herb Rosenblatt, group leader for Sonneborn, recently. 1. Aroclor 1248/1234 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. Santicizer'1^0 He claimedr^Ehat Santiclzer 140 and lead peroxide in a C-5 catalyst formulation "smokes" spontaneously, I have been preaching the virtues of Santiclzer l48_/> recently. Will I be responsible for blowing up our friendly formulators? /dbw Cumming Paton DSW 588476 STLCOPCB4093812