Novel multi-layer paper and tissue products are provided, which possess strength, softness and absorbency. The products comprise either at least two foam deposited paper layers, wherein the foams have different air contents therein, or foam and water deposited layers. The layers can be deposited at about...http://www.google.de/patents/US5227023?utm_source=gb-gplus-sharePatent US5227023 - Multi-layer papers and tissues
