Fiber
US5609957A · kind A · utility
27Cited by
12References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1995 |
| Grant date | Mar 11, 1997 |
| Priority date | — |
| Expiry date | Aug 28, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2965
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Regenerated cellulosic fibers are delustered by the incorporation therein of hollow beads, suitably spherical beads of a diameter between 1.5 and 0.25 microns which have water permeable walls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.