Coextruded pressure-sensitive adhesive tape and method of making
US5660922A · kind A · utility
73Cited by
39References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1995 |
| Grant date | Aug 26, 1997 |
| Priority date | — |
| Expiry date | May 3, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2848
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A unified, composite tape structure is provided. The tape comprises two outer pressure-sensitive adhesive layers joined via melt processing. A method of making the tape comprising the use of melt processing is also disclosed. In the method a plurality of layers are melt processed and simultaneously joined to form the unified composite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.