Dyeing dry-spun aromatic polyamides
US4066396A · kind A · utility
14Cited by
13References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1975 |
| Grant date | Jan 3, 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 of aromatic polyamides which have not been modified with acid or basic group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.