Sunday, July 27, 2008
Preparation and antibacterial characteristic of water-insoluble antibacterial material QPEI/SiO2
Abstract Polyethyleneimine (PEI) was grafted onto micron-sized silica gel particles via the coupling action of γ-chloropropyl trimethoxy silane, and grafting particles PEI/SiO2 was prepared. Then, polymeric reactions of two steps,
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