04.12.21
Charlotte Persson, Gothenburg, Sweden.
Assigned to Essity Hygiene and Health Aktiebolag, Gothenburg, Sweden.
Filed: 6/27/16
Issued: 2/23/21
A sanitary article comprising a liquid permeable topsheet, a backsheet, an absorbent core enclosed between said topsheet and said backsheet, and a fibrous oil protecting layer including non-absorbent fibers positioned between said topsheet and said absorbent core, wherein said topsheet comprises a coating comprising a) an oil composition and b) one or more surface active agents including a non-ionic surfactant, wherein the weight ratio of said oil composition and said one or more surface active agents is within the range of from 1:1 to 5:1, wherein said oil composition is a vegetable oil composition, wherein said oil composition is present in an amount within the range of from 0.3 g/m2 to 2.0 g/m2 of said topsheet, wherein said one or more surface active agents is/are present in an amount within the range of from 0.3 to 2.0 g/m2, wherein at least 60% of a surface area of said topsheet comprises said coating, and wherein said oil protecting layer defines a thickness within the range of 1 mm to 5 mm and said oil protecting layer has a density within the range of from 0.02 to 0.10 g/cm3, the thickness and the density of said oil protecting layer resulting in the non-absorbent fibers retaining any oil exiting said oil composition and preventing such oil from migrating into said absorbent core.
Assigned to Essity Hygiene and Health Aktiebolag, Gothenburg, Sweden.
Filed: 6/27/16
Issued: 2/23/21
A sanitary article comprising a liquid permeable topsheet, a backsheet, an absorbent core enclosed between said topsheet and said backsheet, and a fibrous oil protecting layer including non-absorbent fibers positioned between said topsheet and said absorbent core, wherein said topsheet comprises a coating comprising a) an oil composition and b) one or more surface active agents including a non-ionic surfactant, wherein the weight ratio of said oil composition and said one or more surface active agents is within the range of from 1:1 to 5:1, wherein said oil composition is a vegetable oil composition, wherein said oil composition is present in an amount within the range of from 0.3 g/m2 to 2.0 g/m2 of said topsheet, wherein said one or more surface active agents is/are present in an amount within the range of from 0.3 to 2.0 g/m2, wherein at least 60% of a surface area of said topsheet comprises said coating, and wherein said oil protecting layer defines a thickness within the range of 1 mm to 5 mm and said oil protecting layer has a density within the range of from 0.02 to 0.10 g/cm3, the thickness and the density of said oil protecting layer resulting in the non-absorbent fibers retaining any oil exiting said oil composition and preventing such oil from migrating into said absorbent core.