B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
167/123, 167/124
B01J 20/08 (2006.01) A61K 33/06 (2006.01) A61K 33/08 (2006.01) C01F 7/02 (2006.01) C01F 7/68 (2006.01) C01F 7/74 (2006.01)
Patent
CA 2002958
Disclosed are (i) a boehmite-type aluminum hydroxide which is represented by the formula A ? O(OH)? xSO4?nH2O wherein 0.01 < x < 0.10 and 0 ? n < 1; and (ii) a process for preparing a boehmite-type aluminum hydroxide represented by the formula A ? O(OH)?xSO4?nH2O wherein 0.01 < x < 0.10 and 0 ? n < 1, the process comprising surface-treating a boehmite-type aluminum hydroxide with sulfuric acid or a sulfate capable of forming sulfuric acid by heating or by hydrolysis, the boehmite-type aluminum hydroxide to be treated being represented by the formula A ? O(OH)?mH2O wherein 0 ? m < 1.
Kabayama Mineaki
Suzuki Takeshi
Ridout & Maybee Llp
Tomita Pharmaceutical Co. Ltd.
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