Document aJE9Z4M0rb2a1yL2EMJBGvB7B

R. A. Pearce Page Two August 31, 1979 The XR spectra obtained from the acetone extract residues were equivalent and verified that all expected functional groups were present. The charac teristics imparted into the spectra by the curing mechanism of the binder system were also as expected. FWR:jb Attachments cc: H. Becker L. E. Bretz R. L. Cutler A. D. Indelicato T. P. Merkel R. E. Nelson J. Van Marcke Ref: I.L. 1232 SCI 02485