RU96106069A - SOLID METAL HYDROXIDE SOLUTION AND SOLID METAL OXIDE SOLUTION WITH HIGH ASPECT RELATIONS AND METHODS FOR PRODUCING THEM - Google Patents

Claims (5)

1. Solid solution of metal hydroxide with a high aspect ratio of the formula 1
Mg ₁ - M ²⁺ • (OH) ₂ ,
where M ²⁺ is an ion of at least one divalent metal selected from the group comprising Mn ²⁺ , Fe ²⁺ , Co ²⁺ , Ni ²⁺ , Cu ²⁺ , Zn ²⁺ , x is in the range of 0.01 <x <0.5, preferably 0.1 <x <0.3, characterized in that the crystal has the shape of a hexagonal plate, the average thickness of which is 0.01-0.5 μm, the average diameter is 1-10 μm, and aspect ratio - not less than 10. 2. A solid solution of a metal oxide with a high aspect ratio of the formula 2
Mg ₁ - yM ²⁺ yO,
where M ²⁺ is an ion of at least one divalent metal selected from the group consisting of Mn ²⁺ , Fe ²⁺ , Co ²⁺ , Ni ²⁺ , Cu ²⁺ , Zn ²⁺ , y is in the range of 0.01 <y <0.5, preferably 0.1 <y <0.3, characterized in that the crystal has the shape of a hexagonal plate, the average thickness of which is 0.01 - 0.5 μm, the average diameter is 1 - 10 μm, and aspect ratio - not less than 10. 3. A solid solution of a hydroxide or metal oxide according to claims 1 and 2, where M ²⁺ in the formula 1 or 2 is Zn ²⁺ . 4. A method of obtaining a solid solution of a metal hydroxide according to claim 1, comprising hydrating a solid solution of a metal oxide of formula 3, the average particle diameter of the primary crystal is 2-10 microns, in the presence of monocarboxylic acid and / or oximonocarboxylic acid in an aqueous medium,
Mg ₁ - zM ²⁺ zO,
where M ²⁺ is an ion of at least one divalent metal selected from the group comprising Mn ²⁺ , Fe ²⁺ , Co ²⁺ , Ni ²⁺ , Cu ²⁺ , Zn ²⁺ , z is in the range of 0.01 <z <0.5. 5. A method of obtaining a solid solution of a metal oxide according to claim 2, comprising burning a solid solution of a metal hydroxide according to claim 1 at a temperature of at least 400 ^o C.