Method for producing a nonwoven material by hydrodynamic needling
US7367093B2 · kind B2 · utility
2Cited by
14References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 26, 2003 |
| Grant date | May 6, 2008 |
| Priority date | — |
| Expiry date | Apr 4, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/663
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The novel product consists of hydrodynamically bonded non-woven layers of which at least four layers are stacked and are than joined to one another by only using hard water jets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.