Main > POLYMERS > Poly(Olefin) > Catalyst. Metallocene

Product Recovery. DE. B.

PATENT ASSIGNEE'S COUNTRY Germany
UPDATE 06.99
PATENT ASSIGNEE This data is not available for free
PATENT CLAIMS Process for prepn of poly(Olefin) by polymn of 2-10 C alke
nes at -50 - 300C & 0.5 - 3000 bar in presence of catalyst sys
tem contg as active comp.:
- Metallocene complex (formula given)
Which was previously used as an active catalyst comp.,
wherein the polymn was stopped by adding an acid & the
metallocene complex was recovered by extraction from the
reaction mixt.
- Compd forming metallocene ions
PATENT PHOTOCOPY Available on request

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