Nonwoven fabrics of short individualized bast fibers and products made therefrom
US10519579B2 · kind B2 · utility
4Cited by
68References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2014 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Feb 17, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/627
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Nonwoven textile fabrics in accordance with the present invention are formed primarily of individualized bast fibers substantially free of pectin having a mean length less than 6 millimeters. The nonwoven fabric can include staple fibers and/or pulp fibers. Individualized bast fibers include fibers derived from the flax and hemp plants. The nonwoven textile fabric is formed into a web while in a dry state and subsequently bonded to produce a nonwoven fabric.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.