| 申请日期 | 2025-06-25 | 申请号 | US14437578 |
| 公开（公告）号 | US20150284294A1 | 公开（公告）日 | 2015-10-08 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | DOW GLOBAL TECHNOLOGIES LLC | ||
| 简介 | A porous ceramic composition having improved thermal stability is comprised of ceramic grains bonded together by a grain boundary phase comprised of silica, rare earth element that is Eu, Gd, Nd or mixture thereof and oxygen and optionally yttrium, wherein the grain boundary phase has a amount of an alkali, an alkaline earth metal and a transition metal other than yttrium that is at most 2% by weight of the grain boundary phase. | ||
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