Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 12, 2017
Patent Application Number
11906479
Date Filed
October 2, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
This invention provides gypsum wallboards with a unique microstructure where the walls between voids are enhanced in thickness and strength to substantially improve the strength and handling properties of the wallboards. A method of making lightweight gypsum wallboards is also provided.
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