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:
Dec. 27, 1988
Filed:
May. 03, 1982
Kao Soap Co., Ltd., Tokyo, JP;
Abstract
A sanitary, liquid-absorbing article has as surface material a non-woven fabric comprising two layers integrated by a binder, the first layer having a basis weight of 5 to 15 g/m.sup.2, the second layer having a basis weight of 20 to 45 g/m.sup.2, wherein when the non-woven fabric is in the wet state, E=K.rho..sub.F.sup.a ; .rho..sub.FO .ltoreq.1.2.times.10.sup.-2 g/cm.sup.3 ; and K.gtoreq.1.2.times.10.sup.6 as defined in the following compression characteristic formula of the non-woven fabric: ##EQU1## wherein E is a Young's modulus (g/cm.sup.2), P is a pressure (g/cm.sup.2), .rho..sub.F is an apparent specific weight (g/cm.sup.3) and .rho..sub.FO is a .rho..sub.F value when the pressure is 0 g/cm.sup.2.