Gypsum Panel Containing Additives for Improved Fire Resistance
AssigneeGold Bond Building Products, LLC
InventorsEli Stav, Bradley J. Busche, R. G. Iyer, Jie Ling, Veda Evans, Joseph J. Bailey
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Abstract
The present invention is directed to a gypsum panel and a method of making such gypsum panel. For instance, the gypsum panel comprises a gypsum core and a first facing material and a second facing material sandwiching the gypsum core. The gypsum core includes gypsum, a thermal insulation additive, and a shrinkage reduction additive. The gypsum core includes 3 wt. % or less of vermiculite based on the weight of the gypsum in the gypsum core. The gypsum panel passes ASTM E119-20.
Claims23
1-35. (canceled)
A gypsum panel comprising a gypsum core and a first facing material and a second facing material sandwiching the gypsum core, wherein the gypsum core includes gypsum, a thermal insulation additive, and a shrinkage reduction additive
- wherein the gypsum core includes 3 wt. % or less of vermiculite based on the weight of the gypsum in the gypsum core, and
- wherein the gypsum panel passes ASTM E119-20.
Dependencies are inferred from the claim text.