Coated separators are widely used and competition in the industry is fierce.

The coated separator is a thin film material with functions such as waterproofing, moisture-proofing, heat insulation, and anti-corrosion. Coated diaphragms can be divided into three types: inorganic coating, organic coating and composite coating according to different materials. According to different application fields, they can be divided into architectural coating diaphragms, industrial coating diaphragms, aerospace coating…