Polyacrylonitrile composition admixed with low boiling acetonitrile fraction and high boiling compatible plasticizer
US3940405A · kind A · utility
15Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 13, 1973 |
| Grant date | Feb 24, 1976 |
| Priority date | — |
| Expiry date | Jun 13, 1993 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S264/47
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
High polyacrylonitrile polymers containing at least 85 percent acrylonitrile can be melt extruded into useful shaped articles when plasticized with a plasticizing system comprising a low boiling acetonitrile fraction and a high boiling fraction capable of plasticizing the polyacrylonitrile at extrusion temperatures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.