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1. 发明授权

EP3016909B1 METHOD FOR PROCESSING MAGNESIUM CHLORIDE SOLUTIONS 有权
标题翻译：处理氯化镁溶液的方法
公开(公告)号：EP3016909B1
公开(公告)日：2018-01-17
申请号：EP14734489.9
申请日：2014-07-02
申请人： PURAC Biochem BV
发明人： DE VRIES, Johannes, Jeichienus , FREDIANSYAH, Raymon , DE HAAN, André, Banier
IPC分类号： C01F5/10 , C12P7/40 , C01B13/18 , C01F5/06
CPC分类号： C12P3/00 , C01B7/01 , C01B7/035 , C01F5/10 , C01F5/30 , C01P2006/80 , C07C51/02 , C12P7/40 , C07C59/08 , C07C55/10 , C07C53/122 , C07C59/01 , C07C59/265 , C07C57/15 , C07C57/13
摘要： The invention pertains to a method for processing MgCl2 solutions comprising the steps of - providing an aqueous solution comprising 5-25 wt.% of MgCl2 and optionally organic contaminants to an evaporation step, wherein water and, where present, organic components are evaporated, - withdrawing an aqueous solution with a MgCl2 concentration of 25-35 wt.% from an evaporation step and providing it to a preconcentrator where it is contacted with a HCl containing gas stream with a temperature of at least 300°C, - providing an aqueous solution with a MgCl2 concentration of 35-45 wt.% resulting from the preconcentrator to a thermohydrolysis reactor, the reactor being at a temperature of at least 300°C, - withdrawing MgO from the thermohydrolysis reactor in solid form, and withdrawing a HCl containing gas stream from the thermohydrolysis reactor, said HCl-containing gas stream having a temperature of at least 300°C, - providing the HCl-containing gas stream with a temperature of at least 300°C to the preconcentrator, - withdrawing a HCl-containing gas stream with a temperature of at most 150°C from the preconcentrator. It has been found that the process according to the invention can be integrated into a fermentation process in such a manner that a stable and efficient process is obtained.

2. 发明授权

EP2794544B1 LACTIC ACID EXTRACTION 有权
标题翻译：乳酸提取
公开(公告)号：EP2794544B1
公开(公告)日：2018-03-14
申请号：EP12806501.8
申请日：2012-12-21
申请人： PURAC Biochem BV
发明人： DE HAAN, André, Banier , VAN KRIEKEN, Jan , ÐEKIC ZIVKOVIC, Tanja
IPC分类号： B01D11/04 , C07C51/48 , C07C55/10 , C07C57/13 , C07C57/15 , C12P7/56
CPC分类号： C07C51/48 , B01D11/04 , B01D11/0426 , C07C51/412 , C12P7/56 , C07C55/10 , C07C57/13 , C07C57/15
摘要： A method for recovering lactic acid from an aqueous mixture including the steps of: providing an aqueous mixture including lactic acid and at least 5 wt. % dissolved magnesium chloride, based on the total weight of water and dissolved material in the aqueous mixture; extracting the lactic acid from the aqueous mixture into a first organic liquid including an organic solvent selected from the group consisting of C5+ ketones, diethylether and methyl-tertiary-butyl-ether, thereby obtaining an organic lactic acid solution and an aqueous waste liquid including magnesium chloride; and extracting the lactic acid from the organic lactic acid solution into an aqueous liquid, thereby obtaining an aqueous lactic acid solution and a second organic liquid. The method according to the invention allows a combined purification and concentration step for feed solutions of lactic acid.

3. 发明公开

EP3126289A1 THERMAL DECOMPOSITION OF MAGNESIUM CHLORIDE 有权
标题翻译： THERMISCHE ZERSETZUNG VON MAGNESIUMCHLORID
公开(公告)号：EP3126289A1
公开(公告)日：2017-02-08
申请号：EP15712655.8
申请日：2015-03-30
申请人： Purac Biochem bv
发明人： DE HAAN, André, Banier , BOKHOVE, Jeroen , LAKSMANA, Fesia, Lestari
IPC分类号： C01F5/10 , C01B7/03 , C07C51/02 , C12P7/40
CPC分类号： C12P7/40 , C01B7/035 , C01F5/10
摘要： The invention pertains to a method for conversion of magnesium chloride into magnesium oxide and HC1, comprising the steps of - providing a magnesium chloride compound to a thermohydrolysis reactor, the reactor being at a temperature of at least 300°C, - withdrawing MgO from the thermohydrolysis reactor in solid form, and withdrawing a HC1 containing gas stream from the thermohydrolysis reactor, wherein the magnesium chloride compound provided to the thermohydrolysis reactor is a solid magnesium chloride compound which comprises at least 50 wt. % of MgC12.4H2O. The process according to the invention is fast and can be operated in a manner which is efficient both as regards apparatus and energy. It can also be integrated in a process for converting a magnesium chloride solution.
摘要翻译：本发明涉及一种将氯化镁转化为氧化镁和HCl的方法，包括以下步骤：向热水解反应器提供氯化镁化合物，该反应器处于至少300℃的温度， - 将MgO从热水解反应器，并且从所述热水解反应器中取出含HC1的气流，其中提供给所述热水解反应器的氯化镁化合物是固体氯化镁化合物，其包含至少50wt。％的MgCl 2·4H 2 O。根据本发明的方法是快速的并且可以以关于装置和能量都是有效的方式操作。它也可以集成在转化氯化镁溶液的过程中。

4. 发明公开

EP3016909A1 METHOD FOR PROCESSING MAGNESIUM CHLORIDE SOLUTIONS 有权
标题翻译： VERFAHREN ZUR VERARBEITUNG VONMAGNESIUMCHLORIDLÖSUNGEN
公开(公告)号：EP3016909A1
公开(公告)日：2016-05-11
申请号：EP14734489.9
申请日：2014-07-02
申请人： PURAC Biochem BV
发明人： DE VRIES, Johannes, Jeichienus , FREDIANSYAH, Raymon , DE HAAN, André, Banier
IPC分类号： C01F5/10 , C12P7/40 , C01B13/18 , C01F5/06
CPC分类号： C12P3/00 , C01B7/01 , C01B7/035 , C01F5/10 , C01F5/30 , C01P2006/80 , C07C51/02 , C12P7/40 , C07C59/08 , C07C55/10 , C07C53/122 , C07C59/01 , C07C59/265 , C07C57/15 , C07C57/13
摘要： The invention pertains to a method for processing MgCl2 solutions comprising the steps of - providing an aqueous solution comprising 5-25 wt.% of MgCl2 and optionally organic contaminants to an evaporation step, wherein water and, where present, organic components are evaporated, - withdrawing an aqueous solution with a MgCl2 concentration of 25-35 wt.% from an evaporation step and providing it to a preconcentrator where it is contacted with a HCl containing gas stream with a temperature of at least 300°C, - providing an aqueous solution with a MgCl2 concentration of 35-45 wt.% resulting from the preconcentrator to a thermohydrolysis reactor, the reactor being at a temperature of at least 300°C, - withdrawing MgO from the thermohydrolysis reactor in solid form, and withdrawing a HCl containing gas stream from the thermohydrolysis reactor, said HCl-containing gas stream having a temperature of at least 300°C, - providing the HCl-containing gas stream with a temperature of at least 300°C to the preconcentrator, - withdrawing a HCl-containing gas stream with a temperature of at most 150°C from the preconcentrator. It has been found that the process according to the invention can be integrated into a fermentation process in such a manner that a stable and efficient process is obtained.
摘要翻译：本发明涉及一种处理MgCl 2溶液的方法，包括以下步骤：提供包含5-25重量％的MgCl 2和任选的有机污染物的水溶液至蒸发步骤，其中水和（如果有的话）有机组分被蒸发，从蒸发步骤中取出MgCl 2浓度为25-35重量％的水溶液，并将其提供到预浓缩器中，在预浓缩器中，其与含有至少300℃温度的含HCl气体物流接触，提供水溶液其中MgCl 2浓度为35-45重量％，由预浓缩器产生于热水解反应器，反应器处于至少300℃的温度， - 从固体形式的热水解反应器中取出MgO，并且将含HCl的气体来自热水解反应器的流，所述含HCl的气流具有至少300℃的温度， - 提供具有至少30℃的温度的含HCl气流 0°C至预浓缩器， - 从预浓缩器中取出温度至多为150°C的含HCl气体流。已经发现，根据本发明的方法可以以获得稳定和有效的方法的方式整合到发酵过程中。

5. 发明公开

EP2794545A1 POLYCARBOXYLIC ACID EXTRACTION 有权
标题翻译：多羧酸提取
公开(公告)号：EP2794545A1
公开(公告)日：2014-10-29
申请号：EP12813011.9
申请日：2012-12-21
申请人： Purac Biochem bv
发明人： DE HAAN, André, Banier , VAN KRIEKEN, Jan , ÐEKIC IVKOVIC, Tanja
IPC分类号： C07C55/10 , C07C57/13 , C07C57/15 , C07C51/48 , B01D11/04 , C12P7/00
摘要： A method for recovering lactic acid from an aqueous mixture including the steps of: providing an aqueous mixture including lactic acid and at least 5 wt. % dissolved magnesium chloride, based on the total weight of water and dissolved material in the aqueous mixture; extracting the lactic acid from the aqueous mixture into a first organic liquid including an organic solvent selected from the group consisting of C5+ ketones, diethylether and methyl-tertiary-butyl-ether, thereby obtaining an organic lactic acid solution and an aqueous waste liquid including magnesium chloride; and extracting the lactic acid from the organic lactic acid solution into an aqueous liquid, thereby obtaining an aqueous lactic acid solution and a second organic liquid. The method according to the invention allows a combined purification and concentration step for feed solutions of lactic acid.
摘要翻译：本发明涉及从含水混合物中回收多元羧酸的方法，该方法包括以下步骤：提供包含多元羧酸和至少5重量％溶解的卤化物盐的含水混合物，基于含水混合物中水和溶解物质的总重量将含水混合物中的多元羧酸萃取到包含选自酮和醚的有机溶剂的第一有机液体中，从而获得有机多元羧酸溶液和包含该卤化物盐的含水废液，并提取多元羧酸从有机羧酸溶液中转移到含水液体中，由此获得聚羧酸水溶液和第二有机液体。根据本发明的方法允许组合的纯化和浓缩步骤用于多元羧酸的进料溶液。

6. 发明授权

EP2794545B1 POLYCARBOXYLIC ACID EXTRACTION 有权
公开(公告)号：EP2794545B1
公开(公告)日：2020-06-03
申请号：EP12813011.9
申请日：2012-12-21
申请人： Purac Biochem bv
发明人： DE HAAN, André, Banier , VAN KRIEKEN, Jan , ÐEKIC ZIVKOVIC, Tanja
IPC分类号： C07C55/10 , C07C57/13 , C07C57/15 , C07C51/48 , B01D11/04 , C12P7/00

7. 发明公开

EP2794544A1 LACTIC ACID EXTRACTION 有权
标题翻译： MILCHSÄUREEXTRAKTION
公开(公告)号：EP2794544A1
公开(公告)日：2014-10-29
申请号：EP12806501.8
申请日：2012-12-21
申请人： PURAC Biochem BV
发明人： DE HAAN, André, Banier , VAN KRIEKEN, Jan , ÐEKIC IVKOVIC, Tanja
IPC分类号： C07C51/48 , C07C59/08 , B01D11/04 , C12P7/00
CPC分类号： C07C51/48 , B01D11/04 , B01D11/0426 , C07C51/412 , C12P7/56 , C07C55/10 , C07C57/13 , C07C57/15
摘要： A method for recovering lactic acid from an aqueous mixture including the steps of: providing an aqueous mixture including lactic acid and at least 5 wt. % dissolved magnesium chloride, based on the total weight of water and dissolved material in the aqueous mixture; extracting the lactic acid from the aqueous mixture into a first organic liquid including an organic solvent selected from the group consisting of C5+ ketones, diethylether and methyl-tertiary-butyl-ether, thereby obtaining an organic lactic acid solution and an aqueous waste liquid including magnesium chloride; and extracting the lactic acid from the organic lactic acid solution into an aqueous liquid, thereby obtaining an aqueous lactic acid solution and a second organic liquid. The method according to the invention allows a combined purification and concentration step for feed solutions of lactic acid.
摘要翻译：一种从水性混合物中回收乳酸的方法，包括以下步骤：提供包含乳酸和至少5wt。基于水和混合物中溶解的材料的总重量，溶解的氯化镁百分比; 将含水混合物中的乳酸从含有C5 +酮，二乙醚，甲基叔丁基醚的有机溶剂构成的第一有机液中提取出来，得到有机乳酸溶液和含有镁的水性废液氯化物; 并将乳酸从有机乳酸溶液中提取到水性液体中，由此得到乳酸水溶液和第二有机液体。根据本发明的方法允许乳酸进料溶液的组合纯化和浓缩步骤。

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