7Allies V R,Lloyd M F,McCarron J M.Process and Apparatus for Converting Spent Etchants[P].US Pat.:5560838,1996-10-01.
8Seo K B,Uh Y S,Kim Y H.Preparation of Highly Pure Copper Oxide from Waste Etchant[P].US Pat.:664913,2003-11-18.
9Iwao O.General Aspects of Tin-free Antifouling Paints[J].Chem.Rev.,2003,103:3431-3448.
10Yin Y D,Lu Y,Gates B.Synthesis and Characterization of Mesoscopic Hollow Spheres of Ceramic Materials with Functionalized Interior surfaces[J].Chem.Mater.,2001,13:1146-1148.
