Sulfonerede, ikke-hydrogenerede copolymerer af styren og butadien

摘要

Polymeric compositions are disclosed comprising unhydrogenated or substantially unhydrogenated sulfonated copolymers of (poly)styrene and a (poly)conjugated diene, containing less than about 1.0 wt. of bound sulfur. Base-neutralized products, process of manufacture and use as asphalt additives are also disclosed.