Multilayer, heat-shrinkable film comprising a plurality of microlayers
US8241736B2 · kind B2 · utility
11Cited by
39References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2011 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Nov 7, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24975
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A multilayer, heat-shrinkable film generally includes at least one bulk layer and a microlayer section comprising a plurality of microlayers. The ratio of the thickness of any of the microlayers to the thickness of the bulk layer ranges from about 1:2 to about 1:40.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.