Process for melt-spinning acrylonitrile polymer fiber
US4220617A · kind A · utility
9Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1978 |
| Grant date | Sep 2, 1980 |
| Priority date | — |
| Expiry date | Aug 30, 1998 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F6/38
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Melt-spinning of a fusion melt of an acrylonitrile polymer and water through a crowded hole spinnerette plate having small orifice diameters is achieved using low molecular weight polymer to provide fiber of desirable physical properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.