Methods for preparing thermally stable lignin fractions
US9683005B2 · kind B2 · utility
5Cited by
20References
20Claims
0Family size
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Key dates
| Filing date | May 2, 2014 |
| Grant date | Jun 20, 2017 |
| Priority date | — |
| Expiry date | May 2, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21C11/0007
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to fractions of high purity lignin which are thermally stable, and to methods of producing said fractions from lignocellulosic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.