[Pp cold toughening Parameters Brand: Effective substance content Cartelo Germany: 99 (%) Product Specifications: Natural main purposes: to improve the impact strength and cold resistance [pp] cold toughening uses for plastics toughening: the toughening can be directly mixed with all kinds of plastic raw materials, and other materials back, and injection pump tablets / blister / blow / extrusion molding, plastic plastic products to improve the toughness, impact strength, resistance tortuous performance, cold resistance. available build various performance ratio / price ratio toughening according to customer requirements.