Walter L Drinkwater

US Patent:

61629065, Dec 19, 2000

Filed:

Aug 8, 1991

Appl. No.:

7/742260

Inventors:

Shiroh Ohashi - Osaka, JP
Gerald J. Shelso - Rockland ME
Arthur L. Moirano - late of Mountainside NJ
Walter L. Drinkwater - Camden ME

Assignee:

FMC Corporation - Philadelphia PA

International Classification:

C07H 100
C07H 106
C07H 108

US Classification:

536 111

Abstract:

A composition comprising a dry, clarified, water-soluble, konjac-derived glucomannan substantially free of insoluble impurities, having a nitrogen content of not greater than about 0. 25 wt %, which has a turbidity potential as a 1. 0% aqueous sol of not greater than about 20 turbidity units, as measured by the Formazin Turbidity Standard, as well as gels thereof; and methods for the preparation of the foregoing.