Methods for making multilayer films and films made thereby
US10549515B2 · kind B2 · utility
0Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2014 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Nov 10, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24992
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed are methods for making a multilayer film comprising a propylene-based elastomer by a blown film coextrusion line and films produced thereby.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.