Composite thermoplastic sheets including natural fibers
US7431980B2 · kind B2 · utility
12Cited by
23References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2004 |
| Grant date | Oct 7, 2008 |
| Priority date | — |
| Expiry date | Aug 14, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249986
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A composite sheet material includes, in an exemplary embodiment a porous core that includes at least one thermoplastic material and from about 20 weight percent to about 80 weight percent of natural fibers based on a total weight of the porous core. The natural fibers include at least one of kenaf fibers, jute fibers, flax fibers, hemp fibers, cellulosic fibers, sisal fibers, and coir fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.