PREPARATION AND CHARACTERIZATION OF POLY(2-HYDROXYETHYLME THACRYLATE)-B-P(N-PHENYLMALEIMIDE)-ZNO AND POLY(2-HYDROXY ETHYLMETHACRYLATE)-B-P(STYRENE)-ZNO MICRO/NANOSTRUCTURES: MICRO/NANOCOMPOSITE PARTICLES WITH CORE-SHELL MORPHOLOGY Artículo académico