and the industry’s high-end development trend appears

styrene-butadiene rubber (sbr), polystyrene-styrene-butadiene rubber copolymer, is a copolymer elastomer with styrene and styrene-butadiene rubber as the main monomers. styrene-butadiene rubber is a type of synthetic rubber, and it is also the variety with the highest output and largest consumption among synthetic rubbers. styrene-butadiene rubber has good comprehensive properties and is mainly used in the…