发明名称 |
GYPSUM WALLBOARD WITH REINFORCING MESH |
摘要 |
A wallboard panel is provided, including a sheet of face paper, a first layer of gypsum composition having a first density, a web of mesh associated with the first layer of gypsum composition, a second layer of gypsum composition having a second density, the second density being lower than the first density, and a layer of backing paper. An associated method includes providing a sheet of face paper and laying same upon a moving conveyor belt, applying a first layer of gypsum composition slurry upon the sheet of face paper, applying a web of mesh upon the first layer of gypsum composition slurry, applying a second layer of gypsum composition slurry upon the web of mesh, and applying a sheet of backing paper upon the second layer of gypsum composition slurry. |
申请公布号 |
US2017030076(A1) |
申请公布日期 |
2017.02.02 |
申请号 |
US201514815675 |
申请日期 |
2015.07.31 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
Li Alfred;Sang Yijun;Song David |
分类号 |
E04C2/04;B32B13/08;B32B5/02;B32B37/12;B32B37/20 |
主分类号 |
E04C2/04 |
代理机构 |
|
代理人 |
|
主权项 |
1. A wallboard panel, comprising:
a sheet of face paper; a first layer of gypsum composition having a first density; a web of mesh associated with said first layer of gypsum; a second layer of gypsum composition having a second density, said second density being lower than said first density; and a layer of backing paper. |
地址 |
Chicago IL US |