发明名称 |
Process for producing alpha -alumina fibers |
摘要 |
alpha -Alumina fibers are produced by a sol-gel process using aluminum nitrate as a starting material. A reaction mixture including aluminum nitrate, water and aluminum particles is refluxed until the aluminum particles are completely dissolved to obtain an aluminum hydroxide sol. The aluminum hydroxide sol is then aged to increase the viscosity thereof, spun, dried and sintered to obtain alpha -alumina crystalline fibers.
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申请公布号 |
US5573718(A) |
申请公布日期 |
1996.11.12 |
申请号 |
US19940248711 |
申请日期 |
1994.05.25 |
申请人 |
SHIH, HAN-CHANG;CHIOU, YUAN-HORNG;TSAI, MU-TSUAN |
发明人 |
SHIH, HAN-CHANG;CHIOU, YUAN-HORNG;TSAI, MU-TSUAN |
分类号 |
C04B35/622;(IPC1-7):B28B1/00 |
主分类号 |
C04B35/622 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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