发明名称 |
JEWELLING AND ORNAMENTAL MATERIAL AND PROCESS FOR PRODUCTION THEREOF |
摘要 |
A jewelling and ornamental material comprising many amorphous silica spheres regularly arranged in a three-dimensional array and a zirconium compound filled in pores existing among the amorphous silica spheres, the amount of the zirconium compound being 0.005 to 8% by weight, as zirconium, based on the entire material; and a process for its production. This material has a play of colors inherent to natural opal, and excellent durability. |
申请公布号 |
EP0141388(A3) |
申请公布日期 |
1986.12.10 |
申请号 |
EP19840112924 |
申请日期 |
1984.10.26 |
申请人 |
KYOCERA CORPORATION |
发明人 |
NAKANO, YUJI;KAMIYAMA, KAZUSHI;KOBAYASHI, TATUO |
分类号 |
A44C17/00;B44C3/00;B44C3/04;B44C5/00;B44F9/00;B44F9/04;C01B33/12;C04B35/14;C04B41/50;C04B41/65;C04B41/87;(IPC1-7):B44F9/00 |
主分类号 |
A44C17/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|