Process for dyeing dry-spun aromatic polyamides
US4078889A · kind A · utility
2Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1975 |
| Grant date | Mar 14, 1978 |
| Priority date | — |
| Expiry date | Aug 7, 1995 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06P3/242
- 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 modified with acid groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.