Patent ID: 6306308
Filing Date: 2001-10-23
Classification: C01B,C02F,Y10S

Abstract:
A composition comprising the reaction product formed by the reaction of 3 to 30 parts by volume of an aqueous solution containing about 40 wt % active FeCl.sub.3, 0.5 to 10 parts by volume of an aqueous solution containing about 50 wt % (Al(H.sub.2 PO.sub.4).sub.3.XH.sub.2 O), and 5 to 20 parts by volume of an aqueous solution containing about 50 wt % Al.sub.2 (OH).sub.5 Cl, wherein the reaction product has the following structure:Iron (III) salt of [Al.sub.n (OH).sub.a (H.sub.2 PO.sub.4).sub.b Cl.sub.c (H.sub.2 O).sub.d ].sup.3n-a-b-cwherein a+b+c>3n; n, a, b, c and d are defined based on the relative amounts of reactants.