申请日期 | 2025-07-23 | 申请号 | US12670223 |
公开(公告)号 | US20110052472A1 | 公开(公告)日 | 2011-03-03 |
公开国别 | US | 申请人省市代码 | 全国 |
申请人 | Xinming Wan | ||
简介 | The process for the preparation of an yttrium and at least one rare earth mixed oxide comprises the following steps : a. mixing a precursor of the yttrium and at least one rare earth mixed oxide with a flux comprising a barium halide and a boron compound; b. calcining the mixture of step a to obtain said mixed oxide. This mixed oxide may be used as a phosphor in the manufacture of coloured fluorescent lamps, cathode ray tubes and plasma display panels. |
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