首页> 外国专利> Production manner of the porous ceramic sintering body for the slide member vis-a-vis the silicon carbide quality powder and the above-mentioned ceramic powder which are the porous ceramic sintering

Production manner of the porous ceramic sintering body for the slide member vis-a-vis the silicon carbide quality powder and the above-mentioned ceramic powder which are the porous ceramic sintering

机译:相对于作为多孔陶瓷烧结体的碳化硅质粉末和上述陶瓷粉末,滑动部件用多孔陶瓷烧结体的制造方式

摘要

A porous ceramic sintered body for slidable member, which has a mean pore diameter of 20 to 39 mum, and a porosity over 13.0 volume % and not more than 18.0 volume %, can be obtained by: forming bubbles by removing organic matter from a ceramic green body containing ceramic powder, forming aid, and pore forming material which is resin beads selected from suspension-polymerized non-cross-linked polystyrene and suspension-polymerized non-cross-linked styrene-acryl copolymer; followed by heating and sintering. The porous ceramic sintered body is used as a slidable member such as a seal ring.
机译:可以通过以下方法获得一种用于滑动件的多孔陶瓷烧结体,该陶瓷烧结体的平均孔径为20至39μm,并且孔隙率超过13.0体积%且不超过18.0体积%,该方法是:通过从陶瓷中去除有机物而形成气泡。含有陶瓷粉末,成形助剂和造孔材料的生坯,该树脂是选自悬浮聚合的非交联聚苯乙烯和悬浮聚合的非交联苯乙烯-丙烯酸共聚物的树脂珠。然后加热和烧结。多孔陶瓷烧结体用作诸如密封环的可滑动构件。

著录项

  • 公开/公告号JP4429004B2

    专利类型

  • 公开/公告日2010-03-10

    原文格式PDF

  • 申请/专利权人 京セラ株式会社;

    申请/专利号JP20030420163

  • 发明设计人 益山 伸一郎;原 毅;

    申请日2003-12-17

  • 分类号C04B38/06;C04B35/565;F16J15/34;

  • 国家 JP

  • 入库时间 2022-08-21 18:57:26

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