Material and method for providing insulation and drainage to a foundation wall
US7908801B2 · kind B2 · utility
8Cited by
19References
5Claims
0Family size
Inventors
Key dates
| Filing date | Jan 22, 2009 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Mar 14, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/607
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A material and method for insulating and providing a drainage path for a foundation wall includes a non-woven thermoplastic board being for insulating and providing a drainage path for a foundation wall. The non-woven thermoplastic board has a thermal resistance of an R-value per inch thickness of at least 1. The non-woven thermoplastic board also has a vertical drainage ability per inch thickness of at least 135 Gallons/Hour/Lineal-Foot/inch at a pressure of 500 pounds per square foot (psf).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.