Patent ID: 9249081
Filing Date: 2016-02-02
CPC Classification: C07C

Claim Text:
1. A process for producing an acrylate product, comprising the steps of: dehydrating a crude alkylenating agent stream comprising alkylenating agent and water to form a dehydrated alkylenating agent stream comprising less than 35 wt % water and a water stream; reacting acetic acid with at least a portion of the dehydrated alkylenating agent stream to form a crude acrylate product stream comprising acrylate product, and alkylenating agent, and acetic acid; distilling at least a portion of the crude acrylate product stream to form an overhead comprising an alkylenating agent stream comprising at least 5 wt % alkylenating agent and a residue comprising an intermediate product stream comprising acrylate product and acetic acid; and separating the intermediate product stream to form a finished acrylate product stream comprising at least 85 wt % acrylic acid and a first finished acetic acid stream comprising from 50 wt % to 99.9 wt % acetic acid.