US Patent 9441328 Soft bath tissues having low wet abrasion and good durability

A multi-ply bath tissue includes a first ply forming a first surface of the bath tissue, the first ply including first and second layers, and a second ply forming a second surface of the bath tissue, the second ply including first and second layers. At least one of the first and second layers of at least one of the first ply and the second ply includes a temporary wet strength resin, at least another one of the first and second layers of at least one of the first ply and the second ply is free from a temporary wet strength resin. The bath tissue has a cross machine direction (CD) wet tensile strength of between about 50 grams to about 90 grams.