发明授权
US5744233A Method of coating luminescent powders, luminescent powders and coated
object
失效
涂覆发光粉末，发光粉末和涂覆物体的方法
- 专利标题： Method of coating luminescent powders, luminescent powders and coated object
- 专利标题（中）： 涂覆发光粉末，发光粉末和涂覆物体的方法
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申请号： US526023申请日： 1995-09-08
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公开(公告)号： US5744233A公开(公告)日： 1998-04-28
- 发明人: Joachim Opitz , Walter Mayr
- 申请人： Joachim Opitz , Walter Mayr
- 申请人地址： NY New York
- 专利权人： U.S. Philips Corporation
- 当前专利权人： U.S. Philips Corporation
- 当前专利权人地址： NY New York
- 优先权： DEX4432035.3 19940909
- 主分类号： C09K11/08
- IPC分类号： C09K11/08 ; B44F1/12 ; C09K11/02 ; H01J29/20 ; H01J61/46 ; B32B5/16 ; B05D7/00 ; H01J29/10
摘要：
The invention relates to a method of coating luminescent powders with a coating which comprises silicon dioxide, which method is characterized in that in a first step luminescent particles are dispersed in a solution containing one or more metallo-organic compounds of silicon and, optionally, metallo-organic compounds of further elements in a hydrous solvent mixture having a pH-value of 1
公开/授权文献
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