Process for dyeing wet-spun aromatic polyamides in gel form
US4108936A · kind A · utility
6Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1975 |
| Grant date | Aug 22, 1978 |
| Priority date | — |
| Expiry date | Aug 7, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/925
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a process for the production of dyed filaments from aromatic polyamides which are not modified with acid or basic groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.