Patent ID: 8758597

Claim:
A saturated elastomeric mixture for use in the modification of neet asphalt and the rejuvenation of recycled or oxidized asphalt, comprising: a mixture consisting of: a cured or vulcanized elastomer crumb rubber; and one or more petroleum saturate agents consisting of: atmospheric distillations bottoms residue from the refining of crude oil, vacuum tower bottoms residue from the refining of crude oil, aromatic extracts from the refining of crude oil, paraffinic extracts from the refining of crude oil, used or recycled motor oil, wherein the amorphous elastomer crumb rubber absorbs one or more of the distillations, wherein there is included the addition to the mixture of paraffinic, microcrystalline or aliphatic wax(s) characterized by melting points above 150° F. (65° C.), yielding a pulverulent mixture.