Fine fiber filter media and processes
US10653986B2 · kind B2 · utility
1Cited by
81References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2015 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Sep 1, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D99/0078
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Fine fiber products including fiber webs, as well as related assemblies, systems and methods, are described. In some embodiments, fiber webs described herein may include fine fibers and relatively low amounts of degraded polymer formed during a fiber extrusion process. The fiber webs may be used for filter media applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.