Patent · US Active

Absorbent article with channels and method for manufacturing thereof

US11331228B2 · kind B2 · utility

2Cited by

4References

20Claims

0Family size

Assignee

Drylock Technologies NV · BE

Inventors

Werner Van Ingelgem · Zele, BE
Steven Smet · Zele, BE
Tom Derycke · Zele, BE
Dries Verduyn · Zele, BE

Key dates

Filing date	May 14, 2018
Grant date	May 17, 2022
Priority date	—
Expiry date	Jun 30, 2038

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2031/4878
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A method for manufacturing an absorbent article, said method comprising guiding a first sheet material along a rotating member, wherein a surface of said rotating member is provided with a pattern with at least one suction zone and at least one non-suction zone; applying an absorbent material on said first sheet material on the rotating member; locally removing the absorbent material applied on at least one attachment portion of the first sheet material located above the at least one non-suction zone, such that at least one remaining portion of the first sheet material located above the at least one suction zone is covered with absorbent material and substantially no absorbent material is present on the at least one attachment portion; applying a second sheet material on top of the absorbent material on the first sheet material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.