C - Chemistry – Metallurgy – 04 – B
Patent
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.
Maeda Kazuyuki
Mizukami Fujio
Niwa Shuichi
Shimizu Kazuo
Toba Makoto
Agency Of Industrial Science & Technology Ministry Of International Tra de & Industry
Ridout & Maybee Llp
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