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公开(公告)号:US4935390A
公开(公告)日:1990-06-19
申请号:US199332
申请日:1988-05-26
申请人: Michio Horiuchi , Kihou Mizushima , Shoichi Iwai
发明人: Michio Horiuchi , Kihou Mizushima , Shoichi Iwai
IPC分类号: C04B35/18 , C04B35/185
CPC分类号: C04B35/185
摘要: A sintered mullite-based body having an excellent dielectric constant and thermal expansion coefficient, and an improved flexural strength and surface smoothness, is obtained by heat treating a composition of 99.1 to 80% by weight of a mullite powder and 0.1 to 20% by weight of yttrium oxide as a sintering agent, optionally together with a colorant of MoO.sub.3.
摘要翻译: 通过热处理99.1〜80重量%的莫来石粉末和0.1〜20重量%的组合物,获得具有优异的介电常数和热膨胀系数以及改善的弯曲强度和表面光滑度的烧结莫来石基体 的氧化钇作为烧结剂,任选与MoO 3的着色剂一起。