| PATENT ASSIGNEE'S COUNTRY | Germany |
| UPDATE | 12.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Claim 20: Process for the prepn of alkoxysilanes having alkoxy radi cals contg 6-38 C atoms by transesterification of a lower alkoxysilane selected from the group consisting of Si(OMe) 4; Si(OEt)4 with linear or branched 6-38C aliphatic higher alc in ratio of lower alkoxysilane/higher alc. = 1:4 - 1:4.5 at pressure 5-300 hPa & 30-140C with continuous removal of lower alc derived from said lower alkoxysilane, said pressu re & T selected such that said silanes & higher alc do not boil |
| PATENT PHOTOCOPY | Available on request |
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