RU97107016A - METHOD FOR OBTAINING ALYUMOSILICATE DERIVATIVES - Google Patents

Claims (13)

1. A method of producing an amorphous aluminosilicate derivative, characterized in that the solid corresponding source material is reacted with MOH, where M is an alkali metal or ammonium cation.  2. The method according to claim 1, characterized in that it includes using MX as an additional reagent, where X is a halide.  3. The method according to p. 1, characterized in that the source material includes montmorillonite, kaolin, natural zeolite (for example, clinoptiolite / heylandite), as well as illite, palygorskite and saponite. 4. The method according to claim 1, characterized in that the reaction temperature used is 200 ^° C. or less. 5. The method according to p. 4, characterized in that use the reaction temperature of 50 - 200 ^o C.  6. The method according to claim 1, characterized in that use the reaction time from 1 min to 100 hours  7. The method according to p. 6, characterized in that use a reaction time of less than 24 hours 8. The method according to p. 1. obtain aluminosilicate derivative having the chemical composition of General formula
M _p Al _g Si ₂ O _r (OH) _s X _t • uH ₂ O,
where 0,2 ≤ p ≤ 2,0;
0.5 ≤ g ≤ 2.5;
4.0 ≤ r ≤ 12;
0.5 ≤ s ≤ 4.0;
0.0 ≤ t ≤ 1.0;
0.0 ≤ u ≤ 6.0;
M is an ammonium ion or an alkali metal cation,
X is a halide,
where M, such as NH ₄ ⁺ , Na ⁺ , K ⁺ , Li ⁺ , Rb ⁺ or Cs ⁺ , is exchanged for one of the following: alkali earth metal Mg ²⁺ , Ca ²⁺ , Sr ²⁺ and Ba ²⁺ , transition metal Cr ²⁺ , Mn ²⁺ , Co ²⁺ , Ni ²⁺ , Cu ²⁺ , Zn ²⁺ , Ag ⁺ , heavy metal Pb ²⁺ , Cd ²⁺ , Hg ²⁺ ; lanthanide La ³⁺ and Nd ³⁺ or actinide UO ₂ ²⁺ . 9. The method according to claim 8, in which NH ₄ ⁺ , Na ⁺ , K ⁺ , Li ⁺ , Rb ⁺ or Cs ^{+ are} exchanged for Pb ²⁺ , Cu ²⁺ , Cd ²⁺ , Ni ²⁺ , Co ²⁺ , Cr ³⁺ , Sr ²⁺ , Zn ²⁺ , Nd ³⁺ , or UO ₂ ²⁺ .  10. Aluminosilicate derivatives obtained by the method according to claim 1.  11. Aluminosilicate derivatives obtained by the method of claim 8. 12. Aluminosilicate derivatives derived from zeolites of the general formula
M _p Al _g Si ₂ O _r (OH) _s X _t • uH ₂ O,
where M is an ammonium ion or an alkali metal cation;
X is a halide;
0.2 ≤ p ≤ 2.0;
0.5 ≤ g ≤ 2.5;
4.0 ≤ r ≤ 12;
0.5 ≤ s ≤ 4.0;
0.0 ≤ t ≤ 1.0;
0.0 ≤ u ≤ 6.0. 13. Aluminosilicate derivatives having the general formula
M _p Al _g Si ₂ O _r (OH) _s • uH ₂ O,
where M is an ammonium ion or an alkali metal cation;
0.2 ≤ p ≤ 2.0;
0.5 ≤ g ≤ 2.5;
4.0 ≤ r ≤ 12;
0.5 ≤ s ≤ 4.0;
0.0 ≤ u ≤ 6.0.