Process for producing a composition containing perovskite compounds

A METHOD FOR PRODUCING COMPOSITION CONTAINING COMPOUND PEROVSKITE WHICH IS TO SUBMIT A MIXTURE HYDROXIDES AN ELEMENT (MG, CA, SR, BA, PB AND RARE EARTH) AND AN ELEMENT B (TI, ZR, HF and SN) A HYDROTHERMAL REACTION IN AQUEOUS; ADD TO POSSIBLY AN AGENT TO ACT ON insolubilizer SOLUBLE COMPOUNDS A HAVE NOT RESPONDED AND SET THE REPORT AND COMPOSITION AB FINAL VALUE TO DESIREE; A FILTER, WASH AND DRY MIXING FOR COMPOSITION HAVING THE DESIRE AB REPORT IN COMPOUND PEROVSKITE SCOPE.. ELECTRICAL APPLIANCES SUCH AS CAPACITORS AND SIMILAR