Melt extruded fibers and methods of making the same
US8481157B2 · kind B2 · utility
0Cited by
58References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 30, 2007 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Oct 14, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2913
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Polymeric fibers along with methods and systems for extruding polymeric fibers are disclosed. The extrusion process preferably involves the delivery of a lubricant separately from a polymer melt stream to each orifice of an extrusion die such that the lubricant preferably encases the polymer melt stream as it passes through the die orifice.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.