Patent · US Active

Alpha-1,3-glucan graft copolymers

US11859022B2 · kind B2 · utility

0Cited by
15References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 25, 2019
Grant dateJan 2, 2024
Priority date
Expiry dateOct 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.