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:
Nov. 30, 2021
Filed:
Dec. 11, 2014
Kimberly-clark Worldwide, Inc., Neenah, WI (US);
Vasily A. Topolkaraev, Appleton, WI (US);
Mark M. Mleziva, Appleton, WI (US);
Ryan J. McEneany, Appleton, WI (US);
Neil T. Scholl, Neenah, WI (US);
Antonio J. Carillo, Appleton, WI (US);
Kimberly Clark Worldwide, Inc., Neenah, WI (US);
Abstract
A hollow fiber that generally extends in a longitudinal direction is provided. The hollow fiber comprises a hollow cavity that extends along at least a portion of the fiber in the longitudinal direction. The cavity is defined by an interior wall that is formed from a thermoplastic composition containing a continuous phase that includes a polyolefin matrix polymer and a nanoinclusion additive dispersed within the continuous phase in the form of discrete domains. A porous network is defined in the composition that includes a plurality of nanopores.