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ALUMINUM TITANATE COMPOSITIONS, ALUMINUM TITANATE ARTICLES, AND METHODS OF MAKING SAME 发明申请

2023-02-17 2570 4107K 0

专利信息

申请日期 2025-07-10 申请号 WOUS17037163
公开(公告)号 WO2017218478A1 公开(公告)日 2017-12-21
公开国别 WO 申请人省市代码 全国
申请人 CORNING INCORPORATED
简介 A ceramic composition is disclosed comprising an inorganic batch composition comprising a magnesia source, a silica source, an alumina source, a titania source, and at least one rare earth oxide wherein the rare earth oxide comprises a particle size distribution (D90) of less than 5 μm and a median particle size (D50) of about 0.4 μm. A ceramic article comprising a first crystalline phase comprised predominantly of a solid solution of aluminum titanate and magnesium dititanate, a second crystalline phase comprising cordierite, a third crystalline phase comprising mullite, and a rare earth oxide, and a method of making same are disclosed.


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