In accordance with the present invention, {HEAD ~ a mixture} is made containing a refractory metal and {TAIL ~ a thermosetting resin} which remains flexible after being subjected to curing temperatures 
is made containing
In accordance with the present invention , { HEAD ~ a mixture } is made containing a refractory metal and { TAIL ~ a thermosetting resin } which remains flexible after being subjected to curing temperatures
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH