| 摘要 |
<p>The invention relates to a process for the preparation of dialkyl carbonates and diaryl carbonates which is characterised in that a monohydric aliphatic alcohol or a monohydric phenol is reacted with carbon dioxide at temperatures of 0 to 300 DEG C and at a pressure of 1 to 3000 bar in the presence of a catalyst and of a molecular sieve.</p> |
