Alpha-1,3-glucan graft copolymers
US11859022B2 · kind B2 · utility
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15References
21Claims
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Key dates
| Filing date | Oct 25, 2019 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Oct 25, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P19/18
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Compositions are disclosed herein comprising a graft copolymer that comprises: (i) a backbone comprising an alpha-1,3-glucan ether or ester compound, and (ii) one or more alpha-1,3-glucan side chains comprising at least about 50% alpha-1,3 glycosidic linkages. Further disclosed are reactions for producing such graft copolymers, as well as their use in various applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.