Bicomponent spandex with reduced friction
US10907279B2 · kind B2 · utility
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6References
23Claims
0Family size
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Inventor
Key dates
| Filing date | Jul 7, 2011 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Aug 20, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2929
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Disclosed herein are spandex fibers having reduced friction. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive is optionally included where a coalesced multifilament spandex yarn is desired.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.