Patent ID: 11859022
Assignee: NUTRITION & BIOSCIENCES USA 4, INC.
Field: Biotechnology (Chemistry)
Classification: CPC C | IPC C

Claim 18:
19. A method of producing a graft copolymer, said method comprising:
(a) contacting, in a reaction composition, at least (i) water, (ii) sucrose, (iii) an alpha-1,3-glucan ether or ester compound that has a degree of substitution (DoS) of 0.001 to 3.0, and (iv) a glucosyltransferase enzyme that synthesizes alpha-1,3-glucan comprising at least 90% alpha-1,3 glycosidic linkages,
whereby a graft copolymer according to the composition of claim 1 is produced; and

(b) optionally, isolating the graft copolymer produced in step (a).