发明授权
US09403724B2 Ceramic material for radome, radome and process for the production thereof
有权
用于天线罩,天线罩的陶瓷材料及其制造方法
- 专利标题: Ceramic material for radome, radome and process for the production thereof
- 专利标题(中): 用于天线罩,天线罩的陶瓷材料及其制造方法
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申请号: US14380549申请日: 2012-02-22
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公开(公告)号: US09403724B2公开(公告)日: 2016-08-02
- 发明人: Daniela Di Martino , Seiti Diletta , Laura Esposito
- 申请人: Daniela Di Martino , Seiti Diletta , Laura Esposito
- 申请人地址: IT Rome
- 专利权人: MBDA ITALIA S.p.A.
- 当前专利权人: MBDA ITALIA S.p.A.
- 当前专利权人地址: IT Rome
- 代理机构: Thomas Horstemeyer, LLP
- 国际申请: PCT/IT2012/000052 WO 20120222
- 国际公布: WO2013/124871 WO 20130829
- 主分类号: C04B35/587
- IPC分类号: C04B35/587 ; C04B35/596 ; C04B35/584 ; C04B35/638 ; C04B35/645 ; H01Q1/42 ; C04B35/64 ; C04B41/00 ; H01Q1/28
摘要:
A ceramic material for radome is illustrated comprising: —about 80-95% (% wt) of Si3N4; about 5-15% (wt %) of magnesium aluminosilicates including 2.5-12.5% (wt %) of SiO2, 0.5-3% (wt %) of MgO and 2-6% (wt %) of Al2O3; and having a density not lower than 2.5 g/cm3 and a dielectric constant not exceeding 6.5. A process for producing a radome is also illustrated.
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