| 摘要 |
<p>The invention relates to a composition comprising: - a heat transfer fluid comprising from 15% to 30% of ammonia and from 70% to 85% of 2,3,3,3-tetrafluoropropene; and - a lubricating oil comprising polyalkylene glycol. The invention also relates to the use of ammonia for increasing the miscibility of 2,3,3,3-tetrafluoropropene with the polyalkylene glycol and vice versa.</p> |
