Low temperature shock resistant release liner
US5167995A · kind A · utility
16Cited by
16References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1990 |
| Grant date | Dec 1, 1992 |
| Priority date | — |
| Expiry date | Jun 8, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31895
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Release liners comprising support sheet and face layer, the face layer comprising one or more of the following: a copolymer of ethylene and at least one polar commonomer, or a copolymer of propylene and at least one polar comonomer, or blends of such copolymers. Such release liners provide low temperature shock resistance and smooth, substantially uniform release characteristics when applied to acrylic pressure-sensitive adhesives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.