Nutrition & Biosciences USA 4, Inc.

Dupont Industrial Biosciences Usa, LLC

Nikita Iltchenko

Yefim Brun

Rong Guan

Laurie A Howe

Yougen Li

James Joshua Ohane

Brian McCauley

Michael D Gagnon

Compositions are disclosed herein comprising a graft copolymer that comprises: (i) a backbone comprising dextran that has been modified with about 1%-25% alpha-1,2 branches, 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 derivatives, films and various other applications.

Alpha-1,3-glucan graft copolymers

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.

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Wilmington, DE, United States of America

Nikita Iltchenko