Ultra high molecular weight polyethylene multifilament yarn
USRE50459E1 · kind E1 · reissue
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5References
16Claims
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Key dates
| Filing date | Dec 22, 2022 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | Dec 22, 2042 |
Classification
- Technology area (CPC —)General
Abstract
The invention relates to a multifilament yarn containing n filaments, wherein the filaments are obtained by spinning an ultra-high molecular weight polyethylene (UHMWPE), said yarn having a tenacity (Ten) as expressed in cN/dtex of Ten(cN/dtex)=f×n−0.05×dpf−0.15, wherein Ten is at least 39 cN/dtex, n is at least 25, f is a factor of at least 58 and dpf is the dtex per filament.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.