Extruded gypsum-based materials

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United States of America Patent

PATENT NO 9890083
SERIAL NO

14781832

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Abstract

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An extrudable gypsum-based material is formed from a mixture that includes gypsum in the range of about 40 to 90% by dry weight percent, a secondary material in the range of about 0.1 to 50% by dry weight percent, a reinforcement fiber in the range of about 1 to 20% by dry weight percent, a rheology modifying agent in the range of about 0.5 to 10% by dry weight percent, a retarder in the range of about 0.1 to 8% by dry weight percent, a water in the range of 10 to 50% of a total wet material weight.

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Patent Owner(s)

  • THE INTELLECTUAL GORILLA GMBH

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Andersen, Per Just Dorfen, DE 92 5213
Daniels, Evan R Dallas, US 35 665

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