8Pazur R J, Ferrari L P. Compounding for improved physical and heat aging properties in HXNBR [J]. Rubber World, 2005,233 (3) :23 - 28.
9Carvalho A J F, Job A E, Aires N, eta|. Thermoplastic starch/natural rubber blends [ J ]. Carbohydrate Polymers, 2003,53(1 ) :95 -99.
10Mohamed K R, Mostafa A A. Preparation and bioactlvity eval- uation of hydroxyapatite-titania/chitosan-gelatin polymeric bio- composites[ J ]. Materials Science and Engineering, 2008,28 (3) :1087 - 1099.
