Carrier material comprising a first part of a form-fit connection
US12257816B2 · kind B2 · utility
0Cited by
3References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 2019 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Oct 8, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D12/002
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A carrier material includes at least a first thermoplastic fiber layer and a second thermoplastic fiber layer. At least a part of the first thermoplastic fiber layer and/or the second thermoplastic fiber layer at at least one boundary of the carrier material is removed, to provide a first part of a form-fit connection. The carrier material can be used in bituminous roofing membranes, roofing underlayment sheets, carriers for filter media, primary backings for tufted carpets and (cushion) vinyl floor coverings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.