Patent · US Expired

Absorbent products and methods of preparation thereof

US7919667B1 · kind B1 · utility

0Cited by
38References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 15, 1999
Grant dateApr 5, 2011
Priority date
Expiry dateSep 19, 2022

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21C3/02
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An improved absorbency material for absorbency applications comprised of a cellulosic fibrous material wherein said cellulosic fibrous material such as pulp is a cold alkali solution treated material at a treatment temperature of less than about 50° C.; a process for improving absorbency and other characteristics of said pulp.

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