Two kinds of St/DVB copolymer beeds containing(1-pyrenyl) formyl and (1-pyrenyl) methyl groups respectively have been synthesized by both functionalization and
Some structureal factors to the design of polymer-supported Chiral Catalysts are discussed.and some new appraches for designing of polymer-supported catalysts a
A new decoloring and iron removing technology for the gourmet powder is developed and the mixed bed adsorption of TPCIX cloumn(Tipping Plate Continous Ion Excha