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US 2013/0158288 A1Published application
Process For Producing Acrylic Acids and Acrylates
AssigneeCelanese International Corporation
InventorsCraig J. Peterson, R. Jay Warner, Josefina T. Chapman
Life of this patent
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Abstract
In one embodiment, the invention is to process for producing acrylics. The process includes the steps of contacting a crude product stream with an extraction agent mixture at a temperature less than 50° C.
Claims30
A process for producing an acrylate product, the process comprising the steps of:
- (a) providing a crude product stream comprising acrylate product, alkylenating agent and water;
- (b) contacting a portion of the crude product stream or a derivative stream thereof with at least one extraction agent to form an extract stream comprising acrylate product and extraction agent and a raffinate stream comprising alkylenating agent and water, wherein step (b) is carried out at a temperature less than 50° C.;
- and
- (c) recovering acrylate product.
1 more element
A process for producing an acrylate product, the process comprising the steps of:
- (a) providing a crude product stream comprising acrylate product, alkylenating agent, and water;
- (b) contacting the crude product stream with an extraction agent stream comprising at least one extraction agent, wherein step (c) is conducted at a temperature less than 50° C.;
- and
- (c) removing alkylenating agent from the crude product stream.
1 more element
Dependencies are inferred from the claim text.