发明申请
- 专利标题: Dental Ceramic Article, Process for Production and Use Thereof
- 专利标题(中): 牙科陶瓷制品,其生产和使用过程
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申请号: US13131428申请日: 2009-10-26
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公开(公告)号: US20110236860A1公开(公告)日: 2011-09-29
- 发明人: Michael Jahns , Gallus Schechner
- 申请人: Michael Jahns , Gallus Schechner
- 优先权: EP08170071.8 20081127
- 国际申请: PCT/US09/62029 WO 20091026
- 主分类号: A61C5/09
- IPC分类号: A61C5/09 ; A61C5/10 ; C09K11/78 ; C04B35/48
摘要:
The invention describes a dental article comprising zirconium oxide and at least two different colouring substances A and B, substance A showing a light emission in the range of about 470 nm to about 510 nm and substance B showing a light absorption in the range from about 520 nm to about 750 nm. The invention also relates to different processes of producing the dental article e.g. by a process comprising a casting step, a pressing step, or an infiltration step and to the use of certain compositions containing either substance A or substance B for producing such a dental article.
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