Title:
ゾルゲル法によるモノリスの製造方法
Document Type and Number:
Japanese Patent JP2008532898
Kind Code:
A
Abstract:
Process for the production of monoliths by means of the sol-gel process, comprising the following steps: a. hydrolysis of an alkoxide in aqueous solution to form a hydrolysate and optionally evaporation to optimum concentration of the same, b. addition of an oxide prepared by the pyrogenic route, c. mixing of the hydrolysate of the alkoxide with the oxide prepared by the pyrogenic route to form a colloidal sol, d. optional removal of coarse contents from the colloidal sol, e. gelling of the colloidal sol in a mould, f. optional replacement of the water contained in the resulting aerogel by an organic solvent, g. drying of the aerogel, h. heat treatment of the dried aerogel, the coarse content being removed from the colloidal sol.
Inventors:
Fulvio Costa
Julio Boara
Andreas Ruckemann
Julio Boara
Andreas Ruckemann
Application Number:
JP2008500146A
Publication Date:
August 21, 2008
Filing Date:
February 08, 2006
Export Citation:
Assignee:
Degussa Novara Technology S.p.A.
International Classes:
C01B33/12; C03B8/02
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard