FIRE CORE COMPOSITIONS AND METHODS
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United States of America Patent
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Jun 25, 2015
app pub date -
Dec 19, 2014
filing date -
Dec 20, 2013
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Abstract
The present invention describes an improved building material composition, useful for example as a fire door core and the improved methods of making this composition. More particularly, the building material of the present invention is prepared from a foam aggregate and an aqueous mixture of a cementitious composition that includes at least one of the following components: a cement, an accelerant, or a binder, which composition can be molded and shaped into a fire door core.
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