基本信息:
- 专利标题： 착색 투광성 지르코니아 소결체 및 그의 용도
- 专利标题（英）：Colored and light-transmitting sintered zirconia compact and use of same
- 专利标题（中）：彩色和发光烧结ZIRCONIA紧凑和使用它们
- 申请号：KR1020137030172 申请日：2012-07-27
- 公开(公告)号：KR1020140056168A 公开(公告)日：2014-05-09
- 发明人： 후지사키히로유키 , 카와무라키요타카 , 이마이코헤이
- 申请人： 토소가부시키가이샤
- 申请人地址： ****, Kaisei-cho, Syunan-shi, Yamaguchi, Japan
- 专利权人： 토소가부시키가이샤
- 当前专利权人： 토소가부시키가이샤
- 当前专利权人地址： ****, Kaisei-cho, Syunan-shi, Yamaguchi, Japan
- 代理人： 특허법인아주
- 优先权： JPJP-P-2011-166358 2011-07-29; JPJP-P-2011-166359 2011-07-29
- 国际申请： PCT/JP2012/069232 2012-07-27
- 国际公布： WO2013018728 2013-02-07
- 主分类号： C04B35/48
- IPC分类号： C04B35/48 ; A61C7/14 ; A61C13/083
Up to now, it has the aesthetic, especially equal hue and translucent with natural teeth is equivalent to the natural teeth, in addition, the zirconia sintered body having a high strength can not be obtained. In the present invention, as well as high strength, and an object thereof is to provided a zirconia sintered body excellent esthetics. Contains an iron compound and from 2 to yttria in 4㏖%, and a * b * lightness and L * L * is 51 or more to 80 or less in a color coordinate system, the colored translucent zirconia sintered body characterized in that a relative density of not less than 99.80% to provide. Colored zirconia sintered body is preferably 1㎜ sample thickness, at least a total light transmittance of the light source D65 by 20%. Colored translucent zirconia sintered body of the present invention, the zirconia sintered body, which is especially used in dental applications and further is suitable for mill blanks, orthodontic bracket, such as the denture material.
公开/授权文献:
- KR101906628B1 착색 투광성 지르코니아 소결체 및 그의 용도 公开/授权日：2018-10-10