Patent · US Expired

Fibres of increased specific surface area, a method for their manufacture, fluff pulp consisting of such fibres and the use of the fibres as absorption material

US5492759A · kind A · utility

44Cited by
6References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1992
Grant dateFeb 20, 1996
Priority date
Expiry dateMay 5, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/294
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Fibres which have an increased specific surface area and improved absorption properties, preferably intended for use in the form of fluff pulp in absorption articles such as diapers, incontinence guards, etc., in which the fibres present a porous layer of hydrophilic chemicals anchored on the fibre surface; a method of producing such fibres, their use in absorption articles and an absorption material which includes the fibres.

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