Functionalizing cellulosic and lignocellulosic materials
US7867359B2 · kind B2 · utility
60Cited by
15References
17Claims
0Family size
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Key dates
| Filing date | Apr 3, 2009 |
| Grant date | Jan 11, 2011 |
| Priority date | — |
| Expiry date | Apr 3, 2029 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H11/16
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Irradiated lignocellulosic or cellulosic materials are provided which contain carboxylic acid groups and/or other functional groups not present in a naturally occurring cellulosic or lignocellulosic material from which the irradiated material was obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.