Polyvinyl chloride is high molecular compounds polymerized by vinyl chloride monomer(VCM) with structural element as
CH2-CHCLn,degree of polymerization usually as 590-1500.
CH2-CHCLn,degree of polymerization usually as 590-1500.
According to residual content of vinyl chloride in polyvinyl chloride resin, is can be divided into: commercial grade, food hygiene grade and medical application grade in appearance, polyvinyl chloride resin is white powder or pellet.