A one-ply paper tissue product and a method of making a one-ply paper product combining high strength and softness along with low sidedness. The paper tissue product exhibits a sidedness parameter of less than 0.3 preferably, less than 0.225, a tensile modulus of no more than 32 grams/percent strain,...http://www.google.es/patents/US6193838?utm_source=gb-gplus-sharePatente US6193838 - Soft-single ply tissue having very low sideness
