- 专利标题: Extraction of phytosterols from tall oil soap using a solvent selected from dibromomethane, bromoform, tetrabromomethane or a combination thereof
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申请号: US16073437申请日: 2017-01-26
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公开(公告)号: US10597602B2公开(公告)日: 2020-03-24
- 发明人: Jari Kavakka
- 申请人: Stora Enso OYJ
- 申请人地址: FI Helsinki
- 专利权人: Stora Enso OYJ
- 当前专利权人: Stora Enso OYJ
- 当前专利权人地址: FI Helsinki
- 代理机构: Greer, Burns & Crain Ltd.
- 优先权: SE1650109 20160129
- 国际申请: PCT/IB2017/050408 WO 20170126
- 国际公布: WO2017/130127 WO 20170803
- 主分类号: C11B3/00
- IPC分类号: C11B3/00 ; B01D11/04 ; C11B3/12 ; D21C11/00 ; C07J9/00 ; B01D3/14 ; C07J75/00
摘要:
The present invention relates to extraction of phytosterols from alkaline tall oil soap which is obtained from the Kraft process black liquor by skimming. In the method according to the present invention, phytosterols are extracted using dibromomethane, bromoform, tetrabromomethane or a combination thereof.
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