Chemical treatment of lignocellulosic fiber bundle material, and methods and systems relating thereto
US9115468B2 · kind B2 · utility
0Cited by
7References
17Claims
0Family size
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Key dates
| Filing date | Sep 27, 2013 |
| Grant date | Aug 25, 2015 |
| Priority date | — |
| Expiry date | Sep 27, 2033 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21D1/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present disclosure relates to a system and process in which pulp is produced using a chemical mechanical pulping process, during which lignocellulosic material undergoes fiberization without chemical impregnation. Chemical treatment of the lignocellulosic material is performed during or after fiberization of the material to become fiber bundles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.