Thermally stable nonwoven web comprising meltblown blended-polymer fibers
US10619275B2 · kind B2 · utility
0Cited by
10References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2014 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | Mar 10, 2035 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD04H1/56
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermally stable nonwoven web including blended-polymer meltblown fibers containing a blend of poly (butylene terephthalate) and poly (ethylene terephthalate).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.