Condensation of bisphenol A with phosgene produces __________
which possess very good heat resistance.
(A) Polyurethane
(B) Polysulfone
(C) Polycarbonate
(D) Polyester
which possess very good heat resistance.
(A) Polyurethane
(B) Polysulfone
(C) Polycarbonate
(D) Polyester