| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 05.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
(A) R-[-B(R)-X-]n-B(R)2; n = 0-50; R = Ph, at least one of R being Ph substituted ortho to the bond to the B atom which is sterically hindered ortho to the B atom (B) Electron donor compd |
| PATENT PHOTOCOPY | Available on request |
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