Preparation method of breakdown-resistant cooked powder mica paper

The invention provides a preparation method of breakdown-resistant cooked powder mica paper. The mica paper is prepared from the following raw materials in parts by weight: 130-140 parts of mica, 5-6 parts of white latex, 1-2 parts of potassium tetraborate, 3-4 parts of pentaerythritol, 2-3 parts of sodium hexametaphosphate, 1.2-1.3 parts of triethanolamine, 3-4 parts of glycerin, 1-2 parts of sodium persulfate, 3-4 parts of N-(beta-aminoethyl)-gamma-aminopropyltrimethoxysilane and a defined amount of water.