Spun-dyed polyurethaneurea fibres, a process for their production and their use for producing fabrics
US7364792B2 · kind B2 · utility
0Cited by
4References
8Claims
0Family size
Inventor
Key dates
| Filing date | Mar 9, 2006 |
| Grant date | Apr 29, 2008 |
| Priority date | — |
| Expiry date | Oct 11, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2927
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Described are elastic polyurethaneurea fibres comprising a cationically modified carbon black as an additive, so that the colour of the fibre is distinctly changed. Also described are a process for producing coloured polyurethaneurea fibres and also their use for producing elastic fabrics and textile goods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.