| 申请日期 | 2025-06-29 | 申请号 | US13978459 |
| 公开（公告）号 | US9238638B2 | 公开（公告）日 | 2016-01-19 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Gerard Mignani; Marc Lemaire; Eric Da Silva; Wissam Dayoub; Yann Raoul | ||
| 简介 | Disclosed is a method for preparing, by transcarbonation, a compound of formula (I), including reacting a polyol of formula (II) with an alkyl carbonate or an alkylene carbonate in the presence of a catalytic system consisting of a catalytic entity selected from among the rare earth oxides or the mixtures thereof, and optionally an inert substrate. | ||
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