Under distillation conditions, including a bottoms temperature of greater than about 55 DEG C and less than about 75 DEG C, an overhead or side-cut distillate stream containing a purified propylene oxide is obtained with low yield loss of propylene oxide to propylene glycols and other glycol heavies.

在包括大于大約55℃且小于大約75℃底部溫度的蒸餾條件下婷婷亚洲色图日韩，得到含有純環(huán)氧丙烷的塔頂餾分流或側餾分流且具有低的從環(huán)氧丙烷轉化到丙二醇和其他二醇重質的產率損失2021欧美黄色视频。