Microporous polymer membrane
US8715849B2 · kind B2 · utility
2Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2007 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Jan 22, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24998
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a microporous membrane which comprises polyethylene, the microporous membrane having a differential pore volume curve with an area under the curve over the range of pore diameters of from about 100 nm to about 1,000 nm that is 25% or more of a total area under the curve over the range of pore diameters of from about 10 nm to about 1,000 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.