"Vinoprene" is the family name of NBR/PVC blends where NBR is the dominant blend partner. Vinoprene can be compounded and processed similar to NBR. It is compatible with all of the fillers, process aids, and curatives of NBR.
"Vinoprene" is available in three regular grades I.E 647, 701, 710. These grades differ primarily in mooney viscocity and NBR/PVC/Plasticizer blend ratio. Variations are also available on a custom made basis.