Use of hydrophobised hydrotalcites as catalysts for...

Details Use of hydrophobised hydrotalcites as catalysts for... Use of hydrophobised hydrotalcites as catalysts for...

C - Chemistry, Metallurgy

07

B

C07B 41/04 (2006.01) B01J 31/26 (2006.01) C07C 41/03 (2006.01) C07C 67/26 (2006.01) C07C 213/04 (2006.01)

Patent

CA 2079806

2079806 9115441 PCTABS00007 The use of hydrophobised hydrotalcites of general formula MgxAl(OH)y(CO3)m(A)n . z H2O, in which A is the dianion of an aliphatic dicarboxylic acid with 4 to 44 carbon atoms or two anions of aliphatic monocarboxylic acids with 2 to 34 carbon atoms and the conditions 1 < x < 5, y ã 2x + 2, [y + 2(m + n)] = 2x + 3, m + n Í 0,5, m ã 0, n > 0 und 0 < z < 10 apply, as catalysts for the ethoxylation or propoxylation of compounds with active H atoms or fatty acid esters produces a close homologue distribution of the alkoxylation products.

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