Absorbent products and methods of preparation thereof
US7919667B1 · kind B1 · utility
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38References
2Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 15, 1999 |
| Grant date | Apr 5, 2011 |
| Priority date | — |
| Expiry date | Sep 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.