Tack free edge for pressure sensitive adhesive web
US7094453B2 · kind B2 · utility
5Cited by
15References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2002 |
| Grant date | Aug 22, 2006 |
| Priority date | — |
| Expiry date | Sep 10, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24893
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention relates to a web material comprising a carrier sheet, a continuous pragmatic sheet and an adhesive layer wherein the adhesive layer is between said carrier sheet and the pragmatic sheet, said adhesive layer more strongly adheres to the pragmatic sheet and the pragmatic sheet is narrower than the carrier sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.