Styrene butadiene rubber is also known as SBR. It is a synthetic rubber material obtained from styrene and butadiene. SBR is the most common material produced among synthetic rubbers. It is a low cost synthetic rubber that is widely preferred and used all over the world today. It is used instead of natural rubber in many application areas. This material is preferred for shoe soles, vehicle tires, hoses, brake and clutch pads, automobile mats, rubber toys, adhesives and many more.