US 10,117,447 B1Granted

Extrusion of high density hydroxypropylmethylcellulose edible flexible gels

AssigneesThe United States of America as represented by the Secretary of Agriculture, Dow Global Technologies LLC

InventorsBor-Sen Chiou, Syed H Imam, Wallace H Yokoyama, Stephanie K Lynch

Life of this patent

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Abstract

A method for and product of the low temperature extrusion of food grade HPMC by sequential addition of powdered HPMC with or without starch is disclosed herein.

Claims7

Dependent claims

A method for the extrusion of hydroxypropylmethylcellulose by sequential addition of a mixture of hydroxypropylmethylcellulose and starch to an extruder with subsequent addition of 50-75% (w/w) of water to the extruder under sufficient time and pressure to produce an extruded hydroxypropylmethylcellulose product.

Dependencies are inferred from the claim text.

Facts

Application: 14/216,551Filed 17 Mar 2014 · us provisional application
Priority: 15 Mar 2013
Granted: 6 Nov 2018
Term ends: Not estimatedThe source records don’t support an estimate.

Classification8 codes

A23P 30/20
Shaping or working of foodstuffs characterised by the process or apparatus: extruding
A23L 29/262
Of vegetable origin: cellulose; Derivatives thereof, e.g. ethers
C08B 11/20
Preparation of cellulose ethers: post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including…
C08L 1/284
Alkyl ethers: with hydroxylated hydrocarbon radicals

Family

Application61/792,138Us provisional application · filed 15 Mar 2013
US 10,117,447 B1This patent

From the US filing history. Foreign family members aren’t listed.

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