Synthesis and characterization of polydimethylsiloxane blended polystyrene interpenetrating polymer network membrane for pervaporationof ethanol and water mixture / by Nasrul Fikry Che Pa, 1980-, Mohd. Ghazali Mohd. Nawawi, supervisor, Wan Aizan Wan Abd. Rahman, supervisor, Fakulti Kejuruteraan Kimia dan Kejuruteraan Sumber Asli