Silicone, also known as SI, has been mass-produced since 1943.
-	It is a thermoset polycondensate.
-	Applications: Used in computer chips, IC, cooking ware, and food containers.
-	General properties: It possesses dimensional stability and good electrical and dielectrical properties over wide frequency and temperature ranges. It has flame resistance, low water absorption, moderate thermal shock resistance, and average polymeric mechanical properties. It has a high cost, limited shelf-life, and a long curing time.
-	Trade Name: Baysilon, Blu-Sil, Commex, Fiberite, Lamitex, Siltemp, Textolite.