The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 08, 2013
Filed:
Mar. 21, 2008
Yusuke Kawakami, Kagawa, JP;
Kozo Abe, Kagawa, JP;
Minako Sagisaka, Kagawa, JP;
Uni-Charm Corporation, Ehime, JP;
Abstract
It is intended to provide a composite sheet which is excellent in comfort to the skin face when used in an absorbent article such as a disposable diaper. A composite sheet () fabricated by bonding stretchable nonwoven fabric () to a non-stretchable sheet () using an adhesive (). The stretchable nonwoven fabric () is bonded in the stretched state to the non-stretchable sheet. The composite sheet () has a contact area ratio of 65% or more and an air permeation resistance of 0.20 KPa·s/m or less. By satisfying these numerical requirements, the composite sheet shows excellent sweat absorption properties and air permeability when used as a constituting member of an absorbent article such as a disposable diaper.