Epoxy--SiO2 Hybrid Material via Sol-Gel for Bone Cement Application

• Main Authors: Jian--Ming Jiang, 江健銘
• Other Authors: Ying-Gev Hsu
• Format: Others
• Language: zh-TW
• Published: 1999
• Online Access: http://ndltd.ncl.edu.tw/handle/69853158659343478955

碩士 === 國立臺灣科技大學 === 纖維及高分子工程研究所 === 87 === The experiment consist of many stage。Firstly，DGEBA and APTS was combine to from as one component。Secondly，through the process of SGP，the component was transform into INPs。The INPs was then crashed into powder from and mix with the right amount of liquid creating free radical reaction forming a new material known as Epoxy-SiO2 bone cement。The main purpose of this experiment is to use basic property of organic and inorganic material to improve the mechanical property of bone cement。 The result of the experiment found that component form after Sol-gel reaction does not have any obvious Tg。This prove that INPs has been form。Furthermore，the outcome of the TGA test shows that the composite of organic and inorganic material shows sign of increase in IDT as the quantity of SiO2 increase。 The composite resin has change，the bone cement from by Epoxy-SiO2 filler has stronger resistance against pressure，impact and hardness compare to the bone cement than those that are available in the market。As Bis-GMA resin quantity increase，the bending strength，young's models，tensile strength and absorption rate showed sign of first rising then falling later。After absorb water，the mechanical property of composite resin became stronger then before。When BPO quantity increase，if also increase the mechanical property of the bone cement。The heat release by the organic-inorganic composite is around 20℃lower than the PMMA。 The Epoxy-SiO2 bone cement show stronger sign of acidic property on pH balance the SiO2 increase。