Dow Corning, a wholly owned subsidiary of The Dow Chemical Company, launched here today at Chinaplas 2017 Dow Corning® 43-821 Additive, an advanced new silicone technology designed to resolve mechanical performance degradation and corrosivity issues caused by high loadings of traditional flame-retardant (FR) additives, such as organic phosphorous, in polyamide (PA) compounds. View more and related images