Polymerization process for producing propylene copolymers
US7449534B2 · kind B2 · utility
3Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2006 |
| Grant date | Nov 11, 2008 |
| Priority date | — |
| Expiry date | Oct 5, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/943
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention provides a process for the preparation of a propylene polymer in which proplylene and a comonomer copolymerizable therewith and of greater molecular weight than propylene are polymerized in a single site catalyst catalized polymerization reaction, characterized in that said polymerization reaction is effected at least in part at a temperature of at least 70° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.