Patent · US Expired

Esterified starch composition

US5587412A · kind A · utility

12Cited by

1References

15Claims

0Family size

Assignee

National Starch and Chemical Investment Holding Copporation · US

Inventors

Gerd Borchers · Wehr, DE
Ingo Dake · Hamburg, DE
Albrecht Dinkelaker · Biberist, CH
Jean-Pierre Sachetto · Saint-Julien-en-Genevois, FR
Richard J. Zdrahala · Bloomington, US
Stephen B. Rimsa · Lebanon, US
Gary L. Loomis · Morristown, US
Paul D. Tatarka · Plato Township, US
Olivier Mauzac · Seppois-le-Bas, FR

Key dates

Filing date	Feb 6, 1995
Grant date	Dec 24, 1996
Priority date	—
Expiry date	Feb 6, 2015

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/0016
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

According to the present invention there is provided a composition as obtained from a melt comprising esterified starch, preferably having an amylose content of at least about 50% by weight with respect to that of the starch, and being substituted to a degree of at least about 1.5, preferably from about 1.8 to about 2.9. The starch ester may be of the kind obtained by reaction of a mixed acid anhydride with starch.

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