1 results about "Cobalt sulphate" patented technology

The application provides a method for calculating the specific surface area of nanometer cobalt hydroxide, and belongs to the technical field of lithium ion battery material preparation, and solves the problem of difficult accurate adjustment of the specific surface area of nanometer cobalt hydroxide, wherein the application uses cobalt sulfate as raw material to prepare solution A and solution B; the prepared solution is subjected to nanometer cobalt hydroxide synthesis reaction; then the synthesized slurry is aged, washed, dried and airflow broken to obtain nanometer cobalt hydroxide product; the concentration of sodium hydroxide, the synthesis temperature range, the specific surface area of the prepared nanometer cobalt hydroxide, the negative linear relationship and the numerical relationship between the concentration of the sodium hydroxide solution, the synthesis temperature and the specific surface area of the nanometer cobalt hydroxide are set. By adjusting the concentration of the sodium hydroxide solution and the synthesis temperature during the wet synthesis of nanometer cobalt hydroxide, the specific surface area of the nanometer cobalt hydroxide can be accurately adjusted within a range, and the control precision reaches the theoretical requirement.