Catalyst and method for preparation of drag reducing substances
US4493904A · kind A · utility
26Cited by
4References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 22, 1983 |
| Grant date | Jan 15, 1985 |
| Priority date | — |
| Expiry date | Aug 22, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F10/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An improved Ziegler/Natta catalyst for the polymerization of .alpha.-olefins containing from 2 to 30 carbon atoms, comprising titanium halide and organoaluminum cocatalyst modified by addition of ketones and monoethers. Metal halides can be used to further modify the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.