ACRYLIC IMPACT MODIFIER USED IN PVCAcrylic impact modifier (AlM) is one kind of copolymer with the structure of core-shell. It is prepared by seed emulsion polymerization, including traditional emulsion polymerization and core-shell emulsion polymerization.Its core is a kind of low crosslinked acryl

Polyvinyl chloride (PVC) is one kind of general thermoplastic with excellent properties and it is one of the most productive plastic varieties.However, PVC resin is one kind of brittle material, and continuous glass phase can not prevent the severe expansion of cracks under the action of stress, and