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US 2026/0116047 A1Published application
Lightweight gypsum board
AssigneeGeorgia-Pacific Gypsum LLC
InventorsRichard David Jordan, Hamed Mustafa Kayello, Sudhanshu Srivastava, Vincent B. Thomas
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Abstract
Systems and methods for manufacturing a lightweight gypsum board are provided. The lightweight gypsum board includes a gypsum layer formed from a gypsum slurry, where the gypsum layer has a bottom and a top. The gypsum slurry includes polymat and foam. The gypsum board further includes a first mat on the bottom of the gypsum layer and a second mat on the top of the gypsum layer.
Claims20
A gypsum board, comprising:
- a gypsum layer formed from a gypsum slurry, the gypsum layer having a bottom and a top, the gypsum slurry containing a three-dimensional polymat of entangled fibers and foam;
- a first mat placed on the bottom of the gypsum layer;
- and
- a second mat placed on the top of the gypsum layer.
1 more element
A method for manufacturing a gypsum board, the method comprising:
- forming a gypsum layer from a gypsum slurry, the gypsum layer having a bottom and a top, wherein the gypsum slurry comprises polymat and foam;
- positioning a first mat on the bottom of the gypsum layer;
- and
- positioning a second mat on the top of the gypsum layer.
1 more element
Dependencies are inferred from the claim text.