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. 11, 2001
Filed:
Sep. 08, 2000
John Glasgow Burns, Jr., Kobe, JP;
Chiun-hsien Chang, Cincinnati, OH (US);
Kazushige Kishida, Kobe, JP;
Guido Bonelli, Pascara via Colle Innamorati, IT;
Tsunetoshi Miura, Kobe, JP;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
An absorbent article having a breathable microporous film is disclosed. The breathable microporous film is made by stretching a mixture of a thermoplastic resin and inorganic fillers at least in one direction. At least a part of the breathable microporous film is deformed such that Z number specified by equation (,) is 3.0 or above, wherein MS: average material strain at break of breathable microporous film; AS: average applied strain for deformation; N: neck down prevention coefficient; &sgr;MS: standard deviation of material strain at break; &sgr;AS: standard deviation of applied strain.