The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 25, 2005
Filed:
Oct. 03, 2003
Kew-ho Lee, Daejeon, KR;
Dong-wook Lee, Daegu, KR;
Yoon-kyu Lee, Daejeon, KR;
Bong-kuk Sea, Daejeon, KR;
Seung-eun Nam, Daejeon, KR;
Kew-Ho Lee, Daejeon, KR;
Dong-Wook Lee, Daegu, KR;
Yoon-Kyu Lee, Daejeon, KR;
Bong-Kuk Sea, Daejeon, KR;
Seung-Eun Nam, Daejeon, KR;
Korea Research Institute of Chemical Technology, Daejeon, KR;
Abstract
The present invention relates to a method for preparing a composite silica membrane with thermal stability by a soaking-rolling method, and more particularly to a method for preparing a composite silica membrane with improved thermal stability by rolling the surface of a porous support with silica xerogel, soaking-rolling the surface with γ-alumina, coating, drying, and sintering the porous support surface, thereby forming a fine coating membrane on the porous support surface.