Method of multi-layer coating.

摘要

A method of simultaneously applying a plurality of liquid coating compositions to a moving web by the method of multi-layer coating; wherein the lowermost layer is comprised of water, with the wet coverage of water on the web being 2 cm<3> or less per square meter (m<2>) of the web, and the layer immediately above the lowermost layer comprising a water-soluble coating solution having a viscosity greater than water and which is greater in thickness than the lowermost layer.