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EP0454373A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Gellan gum fibers

Assignee: Monsanto Co
•
Filing: 1991-04-19
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Granted: —
•
Expires: 2011-04-19
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Abstract

Abstract Gellan gum fibers are produced by extrusion into a gelling salt bath. Optionally, other gums may be co-extruded with the gellan gum. The fibers are useful for the production of wound dressings and catamenial devices.

Inventors

  • 👤 George T. Colegrove

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-04 07:00
CPC Classifications
D; D01; D01F; D01F9/00

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 34 words
A fiber comprises gellan gum and one or more of a second gum, which is algin, xanthan, or locust bean gum, wherein the ratio gellan gum to said second gum is at least 2:1.
Claim 2
Independent Claim 23 words
A method of producing gellan gum fibers which comprises extruding a 2-6% gellan gum solution into a coagulating bath comprising 0.5-5.0% gelling salts.
Claim 3
Dependent Claim 14 words
The method of Claim 2 wherein the gelling salts are of calcium or magnesium.
Claim 4
Dependent Claim 39 words
The method of Claim 2 wherein the gum solution comprises one or more of a second gum, which is algin, xanthan, or locust bean gum, and wherein the ratio of gellan to said second gum is at least 2:1.

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