基本信息:
- 专利标题: 세라믹 코팅층을 가지는 다공질 점토 기반 세라믹 분리막 제조방법 및 이에 의해 제조된 세라믹 분리막
- 专利标题(英):Method for manufacturing porous clay-based ceramic membrane with ceramic coating layer and ceramic membrane manufactured thereby
- 专利标题(中):用陶瓷涂层制造多孔粘土陶瓷膜的方法及其制造的陶瓷膜
- 申请号:KR1020140012994 申请日:2014-02-05
- 公开(公告)号:KR1020150092518A 公开(公告)日:2015-08-13
- 发明人: 송인혁 , 엄정혜 , 김영욱 , 염희종
- 申请人: 한국기계연구원
- 申请人地址: 대전광역시 유성구 가정북로 *** (장동)
- 专利权人: 한국기계연구원
- 当前专利权人: 한국기계연구원
- 当前专利权人地址: 대전광역시 유성구 가정북로 *** (장동)
- 代理人: 김정수
- 主分类号: B01D71/02
- IPC分类号: B01D71/02 ; B01D67/00
The present invention comprises the steps of preparing a powder mixture comprising (a) a clay-based raw material powder, sintering additives, organic additives; (B) preparing a molded article using a mixture powder obtained in the above step (a); (C) step of sintering a molded body obtained in the above step (b); (D) a mixture of the ceramic precursor, the organic additives and solvent to prepare a slurry for coating; (E) applying a slurry obtained in the step (d) in the obtained sintered body in the above step (c); And (f) as for a ceramic membrane prepared by comprising a step of heat-treating the obtained sintered body in the above step (e), the manufacturing method of the porous clay-based ceramic membrane having a ceramic coating layer and thus, how the manufacturing the conventional alumina, titania, zirconia, by producing using significantly low clay-based raw material as compared to ceramic membranes with silica or the like as a main raw material reducing the raw material costs, the cost of the process as drastically lowering the firing temperature to less than 1100oC according reduction by it is possible to secure the additional economic, wherein the ceramic membrane manufactured by the method will have a structure of ceramic coating on a porous membrane of a clay-based material mechanical strength and thermal stability is excellent, in particular, of the porous clay membrane and the pores of the surface layer and the inner layer even ceramic coating has the advantage of corrosion resistance, wear resistance in the porous ceramic membranes having separation properties, and very good, such as because of a single pore size distribution of the oil (oil), with the ceramic coating layer breathable because it can not be used long-term symptoms appear almost reduced purification filter in an aqueous solution contaminated with oil, gas separation ceramic membranes for support, such as ceramic membrane water purification.
公开/授权文献:
- KR101591932B1 세라믹 코팅층을 가지는 다공질 점토 기반 세라믹 분리막 제조방법 및 이에 의해 제조된 세라믹 분리막 公开/授权日:2016-02-04
信息查询:
EspacenetIPC结构图谱:
B | 作业;运输 |
--B01 | 一般的物理或化学的方法或装置 |
----B01D | 分离 |
------B01D71/00 | 以材料为特征的用于分离工艺或设备的半透膜;其专用制备方法 |
--------B01D71/02 | .无机材料 |