Patent ID: 11925536
Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAG
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 2:
3. The product according to claim 2,
wherein said acquisition layer material comprises a blend of two or more types of fibers, wherein from 40 to 60 weight %, based on a total weight of the acquisition layer material, is polyester spiral crimp fiber, and wherein from 30 to 60 weight %, based on the total weight of the acquisition layer material, is polyester bicomponent fiber,
wherein said polyester spiral crimp fiber comprises hollow spiral crimp fiber,
wherein said acquisition layer material is wholly positioned within an area of said central region,
wherein said topsheet is hydrophilically treated by a surfactant coating,
wherein said topsheet has a strikethrough time of at most 7 seconds,
wherein said absorbent assembly comprises a first absorbent core having cellulosic fibers, mixed with super absorbent polymers, with a super absorbent polymer concentration of from 0 to 30 weight %, and having a cellulosic fiber basis weight of from 50 to 200 g/m2, said first absorbent core extending over a full longitudinal length of the absorbent assembly, and a second absorbent core positioned in said central region and in stacked relationship with said first absorbent core,
wherein said acquisition layer material is wholly positioned within an area of said second absorbent core,
wherein said second absorbent core is positioned between said first absorbent core and at least one of said backsheet and said topsheet,
wherein a super absorbent polymer concentration in said first absorbent core is at least 5 weight %,
wherein said second absorbent core comprises a mixture of cellulosic fibers and super absorbent polymer, with a super absorbent polymer concentration of from 20% to 70% and having a cellulosic fiber basis weight of from 250 to 500 g/m2,
wherein said absorbent assembly has a longitudinal length of from 500 to 1000 mm and a transversal width of from 200 to 450 mm.