Process for preparing cordierite

Details Process for preparing cordierite Process for preparing cordierite

C - Chemistry, Metallurgy

04

B

23/186, 261/33

C04B 35/18 (2006.01) C01B 33/26 (2006.01) C04B 35/195 (2006.01) C04B 35/20 (2006.01) C04B 35/624 (2006.01) C04B 35/64 (2006.01)

Patent

CA 2029024

A process for preparing a cordierite, which comprises dissolving a silicon compound, an aluminum compound and a magnesium compound in a molar ratio of 1:0.7 to 1:0.3 to 0.5 in a complexing agent represented by the formula R(OCH2CH2) nOH, wherein R is an alkyl group and n is an integer of 1 to 4; heating the resulting solution to bring about a ligand exchange reaction of the silicon compound, aluminum compound and magnesium compound with the complexing agent; conducting hydrolysis to form a gel; drying the gel and sintering the dried gel at 800 to 1450 C.

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