Method for the synthesis of metallophosphoaluminates

Claim 1

A method for synthesis of crystalline metallophosphoaluminate characterized by a composition, in the anhydrous state, as follows: A.sub.v :Q.sub.i :(AlO.sub.2.sup.-).sub.1-x :(PO.sub.2.sup.+).sub.1-y :(MO.sub.2.sup.m-4).sub.x+y :T.sub.j wherein A is occluded organic solvent and directing agent, v is the number of moles A, Q is an alkali metal cation, T is a monovalent anion, and M is one or more elements other than aluminum or phosphorus of valence m, and x, y, i and j are numbers which satisfy the relationship: i-j=y-x+(4-m)·(x+y), said metallophosphoaluminate having an ion exchange capacity of at least about 0.002 meq/g, which comprises: providing a reaction mixture comprising components in the following relationship: (D).sub.a :(Q.sub.2 O).sub.b :(Al.sub.2 O.sub.3).sub.c :(P.sub.2 O.sub.5).sub.d :(MO.sub.m/2).sub.e :(So).sub.f :(T).sub.g :(H.sub.2 O).sub.h wherein D is an organic directing agent, So is a substantially water-immiscible organic solvent and a, b, c, d, e, f, g, and h are numbers satisfying the following relationships: a/(c+d+e) is greater than 0 but less than 4, b/(c+d+e) is less than 2, e/(c+d) is greater than 0 but less than 2, f/(c+d+e) is from 0.1 to 15, g/(c+d+e) is less than 2, and h/(c+d+e) is from 3 to 150, wherein upon initial provision of said reaction mixture the source of one of the M, Al or P oxides is dispersed or dissolved in the substantially water-immiscible organic solvent; heating said reaction mixture at a rate of from about 5° C. to about 200° C. per hour to a temperature of from about 80° C. to about 300° C.; maintaining said reaction mixture at a temperature of from about 80° C. to about 300° C. and a pH of from about 2 to about 9; and recovering said metallophosphoaluminate.

Claim 2

A method for synthesis of crystalline metallophosphoaluminate characterized by a composition, in the anhydrous state, as follows: A.sub.v :Q.sub.i :(AlO.sub.2.sup.-).sub.1-x :(PO.sub.2.sup.+).sub.1-y :(MO.sub.2.sup.m-4).sub.x+y :T.sub.j wherein A is occluded organic solvent and directing agent, v is the number of moles A, Q is an alkali metal cation, T is a monovalent anion, and M is one or more elements other than aluminum or phosphorus of valence m, and x, y, i and j are numbers which satisfy the relationship: i-j=y-x+(4-m)·(x+y), said metallophosphoaluminate having an ion exchange capacity of at least about 0.002 meq/g, which comprises: providing a reaction mixture comprising components in the following relationship: (D).sub.a :(Q.sub.2 O).sub.b :(Al.sub.2 O.sub.3).sub.c :(P.sub.2 O.sub.5).sub.d :(MO.sub.m/2).sub.e :(So).sub.f :(T).sub.g :(H.sub.2 O).sub.h wherein D is an organic directing agent, So is a substantially water-immiscible organic solvent and a, b, c, d, e, f, g, and h are numbers satisfying the following relationships: a/(c+d+e) is greater than 0 but less than 4, b/(c+d+e) is less than 2, e/(c+d) is greater than 0 but less than 2, f/(c+d+e) is from 0.1 to 15, g/(c+d+e) is less than 2, and h/(c+d+e) is from 3 to 150, wherein upon initial provision of said reaction mixture the source of one of the M, Al or P oxides is dispersed or dissolved in the substantially water-immiscible organic solvent; heating said reaction mixture at a rate of from about 5° C. to about 200° C. per hour to a temperature of from about 80° C. to about 300° C.; maintaining said reaction mixture at a temperature of from about 80° C. to about 300° C. and a pH of from about 2 to about 9; and recovering said metallophosphoaluminate.