Patent · US Expired

Durable hydrophilic nonwoven mat

US7329623B2 · kind B2 · utility

15Cited by
23References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 2002
Grant dateFeb 12, 2008
Priority date
Expiry dateAug 25, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/696
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A nonwoven web of a wettable fiber matrix, wherein the wettable fiber matrix are thermoplastic polymeric fibers blended with at least one hydrophilic melt additive. In alternate embodiments, the nonwoven web further includes binder fibers which may be wettable or non-wettable or combinations of both.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.