A rubber composition according to an embodiment contains a diene rubber, silica, a plant-derived glyceryl oleate, and a mineral oil that is an optional component. The glyceryl oleate includes glyceryl monooleate as a part thereof. The mineral oil (includin...

A method for the synthesis of an elastomer comprising the steps of polymerizing conjugated diene monomer in presence of at least one rare earth transition metal catalyst system to generate a polydiene cement; terminating the polydiene cement with a protic ...

A process comprising (a) providing used tire feedstock; (b) gasifying the used tire feedstock to produce a gaseous stream, where the gaseous stream includes carbon monoxide, hydrogen, and carbon dioxide; (c) biosynthetically converting at least a portion o...