Polyamide 6,6 is a type of polyamide or nylon. It also called nylon 66 or PA 66. Nylon 6,6 is made of two monomers each containing 6 carbon atoms, hexamethylenediamine and adipic acid. The repeat unit of polyamide 66 is C12H22O2N2. There is a wide range of nylon 6,6 polymer for use in industrial, textile, and automotive applications. Nylon 6,6 is desirable in many applications due to its outstanding tenacity, elasticity, dye-fastness and high melting point. 更多
