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Patent Searching and Data


Title:
MULTILAYER NONWOVEN FABRIC AND ABSORBENT ARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/241370
Kind Code:
A1
Abstract:
The purpose of the present disclosure is to provide a multilayer nonwoven fabric which exhibits excellent adhesiveness and excellent air permeability. A multilayer nonwoven fabric according to the present disclosure has the following configuration. A multilayer nonwoven fabric 1 for absorbent articles, said multilayer nonwoven fabric 1 being stretchable in a first direction D1. This multilayer nonwoven fabric 1 is characterized by being provided, in the thickness direction T, with a first nonwoven fabric 3, a second nonwoven fabric 5, and elastic members 15, 31 that are arranged between the first nonwoven fabric 3 and the second nonwoven fabric 5. This multilayer nonwoven fabric 1 is also characterized in that: at least one of the first nonwoven fabric 3 and the second nonwoven fabric 5 is an uneven basis weight nonwoven fabric that has an alternate structure in which high basis weight parts 7 and low basis weight parts 11 are alternately arranged in the first direction D1; and the elastic members 15, 31 are bonded to the first nonwoven fabric 3 and the second nonwoven fabric 5 by means of an adhesive.

Inventors:
MITSUNO SATOSHI (JP)
MIYOSHI TAKAYUKI (JP)
Application Number:
PCT/JP2021/019062
Publication Date:
December 02, 2021
Filing Date:
May 19, 2021
Export Citation:
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Assignee:
UNICHARM CORP (JP)
International Classes:
B32B5/26; A61F13/49; B32B7/03; D04H3/04; D04H3/14
Foreign References:
JP2020195504A2020-12-10
JP2009030182A2009-02-12
JP2002291795A2002-10-08
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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