Flexible multilayer structure for tubes
US8580363B2 · kind B2 · utility
0Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2007 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Mar 11, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/139
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a flexible packaging tube formed from a laminate comprising at least one first layer and one second layer, characterized in that the first layer is formed from a material whose properties make it possible to weld the first layer to itself and in that the second layer is formed from a material whose properties make it impossible to weld the second layer onto the first layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.