Continuous, hollow polymer precursors and carbon fibers produced therefrom
US10301750B2 · kind B2 · utility
0Cited by
14References
9Claims
0Family size
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Key dates
| Filing date | Nov 20, 2012 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Sep 8, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2929
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a continuous, multicellular, hollow carbon fiber wherein the fiber structure includes a substantially hollow fiber and multiple internal walls defining multiple integral internal hollow fibers such that the fiber structure comprises a honeycomb-like cross section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.