| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 10.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Claim 19 Process for prepn of chiral metallocene wherein - Reaction prodt mixt is produced that comprises racemic & meso forms of a chiral metallocene of a transition, lantha nide or actinide metal in a liquid organic reaction medium - Group 1 or 2 metal halide isomerization catalyst is introdu ced into said mixt - Resultant mixt is heated such that > 10% of the meso form is isomerized to the racemic form |
| PATENT PHOTOCOPY | Available on request |
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