Melt fracture elimination in film production
US5550193A · kind A · utility
19Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 1994 |
| Grant date | Aug 27, 1996 |
| Priority date | — |
| Expiry date | Dec 7, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2938
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a polyolefin composition, having good extrusion characteristics. The composition comprises a fluoropolymer and one or more of a low molecular weight polyalkylene oxide, an ultra-violet light stabilizer and a metal oxide. The blend is suitable for making blown film and coated wire and cable and optical fibre products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.