Patent ID: 9139957
Filing Date: 2015-09-22
Classification: A47K,A61F,D21H

Abstract:
1. A pressed or calendered fibrous sheet having a basis weight of between 20 and 1000 g/m 2 , comprising 10 to 70% starch and at least 30% of papermaking fibres on the basis of a total weight of the pressed or calendered fibrous sheet when dry and manufactured according to a wet papermaking process, wherein the pressed or calendered fibrous sheet has a disintegration time in water of less than 50 seconds, wherein the disintegration time in water is measured in accordance with standard NF Q34-020 applied to a specimen of the fibrous sheet of 9×8 cm 2 , and wherein the starch added during the wet papermaking process is water-insoluble starch at the temperature at which it is incorporated.