Sealing membrane and method making a sealing membrane
US7037593B2 · kind B2 · utility
1Cited by
8References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2000 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Nov 30, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31938
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A waterproofing membrane comprising a bituminous mass which comprises at least one olefinic polymer with an intrinsic crystallinity. The method of manufacturing a waterproofing membrane includes the application by coating from below on a top face of a layer of fibers. The layer of fibers is preferably provided on its other face with an antisweating coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.