18707415. METHOD OF PREPARING ISOPROPYL ALCOHOL (LG CHEM, LTD.)

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METHOD OF PREPARING ISOPROPYL ALCOHOL

Organization Name

LG CHEM, LTD.

Inventor(s)

Sung June Hwang of Daejeon (KR)

Sung Kyu Lee of Daejeon (KR)

Sung Kyun Kim of Daejeon (KR)

Kyung Soo Jang of Daejeon (KR)

METHOD OF PREPARING ISOPROPYL ALCOHOL

This abstract first appeared for US patent application 18707415 titled 'METHOD OF PREPARING ISOPROPYL ALCOHOL



Original Abstract Submitted

Provided is a method of preparing isopropyl alcohol (IPA) including a purification step using a plurality of column, the method allows recovery of IPA with high purity, by separating water first before removing NPA and applying a dividing wall column (DWC) to perform both separation of IPA and NPA and separation of water and high-boiling point organic substances.