Drawn gel-spun polyethylene yarns and process for drawing
US7115318B2 · kind B2 · utility
5Cited by
12References
2Claims
0Family size
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Key dates
| Filing date | Aug 17, 2005 |
| Grant date | Oct 3, 2006 |
| Priority date | — |
| Expiry date | Aug 17, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2967
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Gel-spun multi-filament polyethylene yarns possessing a high degree of molecular and crystalline order, and to the drawing methods by which they are produced. The drawn yarns are useful in impact absorption and ballistic resistance for body armor, helmets, breast plates, helicopter seats, spall shields, and other applications; composite sports equipment such as kayaks, canoes, bicycles and boats; and in fishing line, sails, ropes, sutures and fabrics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.