Pressure-sensitive adhesive layers with surface-enriched stripes and methods of making
US10434543B2 · kind B2 · utility
0Cited by
24References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 16, 2017 |
| Grant date | Oct 8, 2019 |
| Priority date | — |
| Expiry date | Dec 5, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2483/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Herein are disclosed a pressure-sensitive adhesive layer on a substrate, the adhesive layer containing stripes of first and second pressure-sensitive adhesives. The surface of the adhesive layer that faces the substrate is surface-enriched with the first pressure-sensitive adhesive. Methods of making are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.