Several polyacrylate matrixes were prepared with monomers such as methyl methacrylate, KH-570, acrylic acid and butyl acrylate, and the electrochromic behavior
Surface modification of hydroxyapatite( HA) powder was performed with r-aminopropyi silane in toluent solvent. The modification effects were characterized by us
By means of 'Mortar Bar Method',the ratio of cement to aggregate was kept as a constant 1∶2.25,the water-cement ratio of the mixture was 0.40,and six p
Hydroxyapatite whiskers were prepared by the homogeneous precipitation method. Soluble calcium ion and phosphate ion were used as initial materials, they were r