Process for producing high melt strength polypropylene
US7935740B2 · kind B2 · utility
38Cited by
35References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2008 |
| Grant date | May 3, 2011 |
| Priority date | — |
| Expiry date | Oct 24, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S522/912
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present subject matter relates to processes for irradiating visbroken propylene polymer compositions or extrudates of propylene polymer compositions containing a propylene polymer having a low polydispersity index and a non-phenolic stabilizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.