Gypsum panels, systems, and methods
US11136757B2 · kind B2 · utility
0Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2019 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Dec 26, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/285
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Gypsum panels and methods of making the same are provided. A gypsum panel includes a gypsum core containing set gypsum and unexpanded perlite ore, wherein the unexpanded perlite ore is present in the gypsum core in an amount greater than any other component, other than the gypsum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.