Single screw extrusion of polymers
US6454983B1 · kind B1 · utility
2Cited by
9References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1999 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Dec 3, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/19
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process is provided for single screw extrusion of a composition or masterbatch comprising a polymer and an antistatic agent wherein the feed zone temperature is maintained below 385° F. in order to allow processability of the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.