<p>Methods and apparatus for the purification of isoprene, such as the purification of a bioisoprene composition from fermentor off-gas. The apparatus includes two columns that process the fermentor off-gas, which includes isoprene and various impurities. A solvent is added to the off-gas in the first column, and the isoprene is stripped from the solvent in the second column. Also provided is a downstream further purification process. Also provided are the resulting purified isoprene compositions.</p>
申请公布号
EP2513021(A2)
申请公布日期
2012.10.24
申请号
EP20100799184
申请日期
2010.12.15
申请人
DANISCO US INC.;THE GOODYEAR TIRE & RUBBER COMPANY