Building boards with increased surface strength
US11878486B2 · kind B2 · utility
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1References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2022 |
| Grant date | Jan 23, 2024 |
| Priority date | — |
| Expiry date | Sep 6, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/273
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.