Patent · US Active

Increased poly (α 1, 3 glucan) yield using boric acid

US8828689B2 · kind B2 · utility

16Cited by

2References

24Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Perry G. Caimi · Kennett Square, US
Susan Marie Hennessey · Avondale, US

Key dates

Filing date	Dec 19, 2012
Grant date	Sep 9, 2014
Priority date	—
Expiry date	Dec 19, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC12P19/18
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

A process for production of poly (α 1, 3 glucan) from a renewable feedstock, for applications in fibers, films, and pulps. The effect of addition of boric acid in increasing the yield of the desired end products, poly (α 1, 3 glucan) and fructose, and decreasing formation of the undesired by-product leucrose.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.