An urea adsorbent with an aldo structure was obtained by the oxidation of a crosslinked β-cyclodextrin polymer.The highest urea adsorption capacity reached 56.
It was generally considered that contamination of the gel type polystyrene strong basic anion exchange resin by or ganic matter in natural water is the result o
Well-defined diblock copolymers of styrene(St) and ethylene oxide(EO) have been prepared by sequential living anionic polymerization of the two comonomers in TH