CPC C07C 7/14 (2013.01) [B01D 3/143 (2013.01); B01D 3/40 (2013.01); B01D 9/0013 (2013.01); B01D 9/0031 (2013.01); B01D 9/0059 (2013.01); C07C 5/03 (2013.01); C07C 7/005 (2013.01); C07C 7/08 (2013.01); B01D 2009/0086 (2013.01)] | 11 Claims |
1. A method for preparing a purified styrene composition with a styrene yield of at least 80%, the method comprising:
providing a crude composition containing styrene; and
subjecting the crude composition to at least one crystallization step to produce the purified styrene composition,
the at least one crystallization step comprising at least one static crystallization stage and at least one dynamic crystallization stage.
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