专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO2020263462A1 PROCESS TO PREPARE SOLUTION FROM HYDROFORMYLATION PROCESS FOR PRECIOUS METAL RECOVERY 审中-公开
公开(公告)号：WO2020263462A1
公开(公告)日：2020-12-30
申请号：PCT/US2020/033762
申请日：2020-05-20
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BECKER, Michael C. , EISENSCHMID, Thomas C. , MILLER, Glenn A.
IPC分类号： B01J31/18 , B01J31/40
摘要： Embodiments of the present invention relate to processes to prepare a spent catalyst fluid from a hydroformylation process for precious metal recovery. In one embodiment, a process comprises (a) removing a spent catalyst fluid from an active hydroformylation reaction system, wherein the spent catalyst fluid comprises the hydroformylation reaction catalyst and is substantially free of non-hydrolyzable triorganophosphorous compounds; and (b) adding a non-hydrolyzable triorganophosphorous compound to the spent catalyst fluid from step (a) prior to storing the fluid or prior to shipping for precious metal recovery.

2. 发明申请

WO2014209736A1 SELECTIVE HYDROGENATION PROCESS 审中-公开
标题翻译：选择性加氢方法
公开(公告)号：WO2014209736A1
公开(公告)日：2014-12-31
申请号：PCT/US2014/043114
申请日：2014-06-19
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： WATSON, Rick B. , MILLER, Glenn A.
IPC分类号： C07C5/05 , C10G45/32
CPC分类号： C07C7/163 , C07C45/50 , C10G45/32 , C10G2300/1092 , C10G2400/20 , C07C11/08
摘要： A process for reducing the diene content of an olefin by feeding hydrogen to the process in stages.
摘要翻译：通过分阶段将氢气供给到该方法来降低烯烃的二烯含量的方法。

3. 发明申请

WO2022139989A1 HYDROFORMYLATION REACTION PROCESSES 审中-公开
公开(公告)号：WO2022139989A1
公开(公告)日：2022-06-30
申请号：PCT/US2021/059813
申请日：2021-11-18
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： GILES, Jason F. , KAMAT, Pritish M. , MILLER, Glenn A. , PHILLIPS, George R. , TSANG, Chi-Wei , YUAN, Quan
IPC分类号： C07C45/50 , C07C47/02 , B01J19/26 , B01J4/00 , B01F23/232 , B01F25/313 , B01F25/314 , B01F25/53
摘要： The present invention relates to hydroformylation reaction processes. In one aspect, a hydroformylation reaction process comprises (a) contacting an olefin, hydrogen, and carbon monoxide in the presence of a homogeneous catalyst in a reactor to provide a reaction fluid, wherein the reactor comprises one or more reaction zones; (b) removing a portion of the reaction fluid from a first reaction zone; (c) passing at least a portion of the removed reaction fluid through a shear mixing apparatus to produce bubbles in the portion of the removed reaction fluid, wherein at least a portion of hydrogen and carbon monoxide provided to the reactor is introduced through the shear mixing apparatus; and (d) returning the removed reaction fluid to the first reaction zone through one or more nozzles wherein the returning reaction fluid exiting each nozzle is a jet, wherein the mixing energy density provided to the reactor by the jets is greater than or equal to 500 Watts/m3.

4. 发明申请

WO2017058476A1 PROCESSES FOR PRODUCING ORGANOPHOSPHOROUS COMPOUNDS 审中-公开
标题翻译：生产有机磷化合物的方法
公开(公告)号：WO2017058476A1
公开(公告)日：2017-04-06
申请号：PCT/US2016/050485
申请日：2016-09-07
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BIGI, Marinus A. , BRAMMER, Michael A. , MILLER, Glenn A.
IPC分类号： C07F9/6574
CPC分类号： C07F9/65746
摘要： The present invention relates to processes for producing organophosporous compositions having low acid content as well as processes for reprocessing partially degraded organophosporous compositions that contain high levels of phosphorous acid. In one embodiment, a process comprises: (a) receiving a solid organophosphite compound that has been recrystallized or triturated, wherein the solid organophosphite compound comprises phosphorous acid; (b) dissolving the solid organophosphite compound in an organic solvent; (c) treating the solution with a weakly basic adsorbent; and (d) collecting the treated organophosphite solution, wherein the acid content of the organophosphite following step (d) is 30 ppm or less.
摘要翻译：本发明涉及用于生产具有低酸含量的有机磷组合物的方法以及用于再处理含有高含量亚磷酸的部分降解的有机磷组合物的方法。在一个实施方案中，方法包括：（a）接收已经重结晶或研磨的固体有机亚磷酸酯化合物，其中固体有机亚磷酸酯化合物包括亚磷酸; （b）将固体有机亚磷酸酯化合物溶解在有机溶剂中; （c）用弱碱性吸附剂处理溶液; 和（d）收集经处理的有机亚磷酸盐溶液，其中步骤（d）之后的有机亚磷酸酯的酸含量为30ppm以下。

5. 发明申请

WO2015175158A1 STABILIZED ORGANOPHOSPHOROUS COMPOUNDS 审中-公开
标题翻译：稳定的有机磷化合物
公开(公告)号：WO2015175158A1
公开(公告)日：2015-11-19
申请号：PCT/US2015/026648
申请日：2015-04-20
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： PHILLIPS, George R. , MILLER, Glenn A. , BIGI, Marinus A. , BRAMMER, Michael A.
IPC分类号： C07F9/6574 , B01J31/18 , C07D233/56 , C07C215/12
CPC分类号： C07F9/65746 , B01J31/185 , B01J2231/321 , B01J2531/822 , C07C45/50 , C07D233/56 , C07C47/02
摘要： A hydroformylation process wherein the hydrolyzable organophosphorous ligand component of the catalyst is supplied as a stabilized ligand composition comprising a hydrolyzable organophosphorous ligand and, per 100 moles compound, from 0.05 to 13 acid-neutralizing equivalents of an acid scavenger.
摘要翻译：加氢甲酰化方法，其中催化剂的可水解有机磷配体组分作为稳定的配体组合物提供，其包含可水解的有机磷配体和每100摩尔的化合物，0.05至13个酸中和当量的酸清除剂。

6. 发明申请

WO2021091687A1 PROCESSES FOR RECOVERY OF RHODIUM FROM A HYDROFORMYLATION PROCESS 审中-公开
公开(公告)号：WO2021091687A1
公开(公告)日：2021-05-14
申请号：PCT/US2020/056414
申请日：2020-10-20
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BIGI, Marinus A. , BRAMMER, Michael A. , EISENSCHMID, Thomas C. , MILLER, Glenn A. , PHILLIPS, George R. , SINGH, Amarnath
IPC分类号： B01J31/40 , B01J38/60 , B01J38/62 , B01J31/18
摘要： The present invention generally relates to processes for the recovery of rhodium from a catalyst purge stream from a C6 or higher olefin hydroformylation process. In one embodiment, the process comprises (a) treating a catalyst-containing liquid purge stream from the hydroformylation process, wherein the catalyst comprises a precious metal and an organophosphorous ligand, with an oxidant in the presence of a separate liquid aqueous phase comprising a halide-free acid at a sufficient temperature to effect oxidation of a majority of the contained organophosphorous ligand, wherein the halide-free acid is a C1-C6 organic acid or phosphorous acid; (b) recovering the aqueous phase; (c) contacting the aqueous phase with a separate organic phase by mixing the two phases under a syngas atmosphere, wherein the separate organic phase comprises water-insoluble, hydrolysable organophosphorous ligand and recycled olefin from a hydroformylation process; and (d) separating the organic phase to be recycled back to a hydroformylation process.

7. 发明申请

WO2018236823A1 HYDROFORMYLATION REACTION PROCESS 审中-公开
公开(公告)号：WO2018236823A1
公开(公告)日：2018-12-27
申请号：PCT/US2018/038216
申请日：2018-06-19
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BECKER, Michael C. , CAMPBELL, Donald L. , COX, Irvin B. , DAS, Shankhadeep , KUMAR, Seshadri , MILLER, Glenn A. , PARMAR, Nilesh , PHILLIPS, George R.
IPC分类号： C07C45/50 , C07C47/02 , B01J19/24
摘要： In one aspect, a hydroformylation reaction process comprises contacting an olefin, hydrogen, and CO in the presence of a homogeneous catalyst in a cylindrical reactor to provide a reaction fluid, wherein the reactor has a fixed height, and wherein a total mixing energy of at least 0.5 kW/m3 is delivered to the fluid in the reactor; removing a portion of the reaction fluid from the reactor; and returning at least a portion of the removed reaction fluid to the reactor, wherein the returning reaction fluid is introduced in at least two return locations positioned at a height that is less than 80% of the fixed height, wherein the at least two return locations are positioned above a location in the reactor where hydrogen and carbon monoxide are introduced to the reactor, and wherein at least 15% of the mixing energy is provided by the returning reaction fluid.

8. 发明申请

WO2017139543A1 PROCESSES FOR CONVERTING OLEFINS TO ALCOHOLS, ETHERS, OR COMBINATIONS THEREOF 审中-公开
标题翻译：将烯烃转化为醇，醚或其组合的方法
公开(公告)号：WO2017139543A1
公开(公告)日：2017-08-17
申请号：PCT/US2017/017325
申请日：2017-02-10
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BECKER, Michael C. , BRAMMER, Michael A. , GILES, Jason F. , MILLER, Glenn A. , PHILLIPS, George R. , WATSON, Rick B. , WAMBERGUE, Stephane , SMIDT, Martin Lucas
IPC分类号： C07C29/141 , C07C45/50 , C07C47/02 , C07C31/10 , C07C31/12 , C07C31/125
CPC分类号： C07C45/50 , C07C29/141 , Y02P20/582 , C07C47/02 , C07C31/10 , C07C31/12 , C07C31/125
摘要： Embodiments of the present invention relate to processes for converting olefins to alcohols, ethers, or combinations thereof that are suitable for use as a gasoline additive. In one embodiment, the process comprises (a) receiving a feed stream, wherein the feed stream comprises one or more olefins having 2 to 5 carbon atoms in an amount of up to 80% by weight based on the weight of the feed stream; (b) hydroformylating the feed stream in the presence of a catalyst to convert at least 80% of the olefins from the feed stream to oxygenates; (c) separating a product stream from step (b) into an oxygenate stream and a stream comprising unreacted olefins, inerts, the catalyst, and the remaining oxygenates; and (d) treating the oxygenate stream to convert a plurality of the oxygenates into at least one of an alcohol, an ether, or combinations thereof having at least 3 carbon atoms, wherein at least 25 weight percent of the alcohols and ethers having at least 3 carbon atoms are branched based on the total weight of the alcohols and ethers having at least 3 carbon atoms, and wherein the alcohols, ethers, or combination thereof is suitable for use as a gasoline additive.
摘要翻译：本发明的实施方案涉及将烯烃转化为适合用作汽油添加剂的醇，醚或其组合。在一个实施方案中，所述方法包括（a）接收进料流，其中所述进料流包含基于进料流的重量计最高达80重量％的具有2至5个碳原子的一种或多种烯烃; （b）在催化剂存在下将进料流加氢甲酰化以将来自进料流的至少80％的烯烃转化为氧化物; （c）将来自步骤（b）的产物物流分离成含氧物流和含未反应烯烃，惰性物，催化剂和剩余含氧物的物流; 和（d）处理含氧化合物流以将多种含氧化合物转化为具有至少3个碳原子的醇，醚或其组合中的至少一种，其中至少25重量％的醇和醚至少具有 3个碳原子基于具有至少3个碳原子的醇和醚的总重量是支化的，并且其中醇，醚或其组合适合用作汽油添加剂。

9. 发明申请

WO2017019259A1 METHOD FOR THE PREPARATION OF A STABILIZED ORGANOPHOSPHOROUS COMPOUND SOLUTION 审中-公开
标题翻译：用于制备稳定有机有机化合物溶液的方法
公开(公告)号：WO2017019259A1
公开(公告)日：2017-02-02
申请号：PCT/US2016/040948
申请日：2016-07-05
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BRAMMER, Michael A. , PHILLIPS, George R. , MILLER, Glenn A. , CAMPBELL, Donald B.
IPC分类号： C07B63/04 , C07F9/145
CPC分类号： C07B63/04 , B01J31/185 , B01J2231/321 , C07C45/50 , C07C215/10 , C07F9/145
摘要： A process involving admixing a ligand and an alkanolamine. The process allows the use of ligand despite the presence of contaminating amounts of phosphorus acid, and improves the shelf life of premixed ligand solutions.
摘要翻译：涉及混合配体和链烷醇胺的方法。该方法允许使用配体，尽管存在污染量的磷酸，并且改善了预混合配体溶液的保质期。

10. 发明申请

WO2013095766A1 A HYDROFORMYLATION PROCESS 审中-公开
标题翻译：水力过程
公开(公告)号：WO2013095766A1
公开(公告)日：2013-06-27
申请号：PCT/US2012/061511
申请日：2012-10-24
申请人： DOW TECHNOLOGY INVESTMENTS LLC
发明人： BECKER, Michael C. , DUSTON, James D. , BIEDENSTEIN, Victoria L. , FISHER, Steven H. , MILLER, Glenn A.
IPC分类号： C07C45/50 , C07C47/02 , B01J19/00
CPC分类号： C07C45/50 , B01J19/0013 , B01J19/006 , B01J19/1862 , B01J2219/00083 , B01J2219/00108 , B01J2219/0011 , Y02P20/582 , C07C47/02
摘要： Disclosed is an improved exothermic hydrofonnylation process hav¬ ing at least two reaction stages. Cooling is provided by externally cooling a stream of reaction mixture from one of the stages, dividing the cooled stream into at least two cooled reaction mixture streams; transferring one cooled reaction mixture stream back into the same reaction stage from which it was removed to cool the reaction mixture in that reaction stage; and transferring at least one cooled reaction mixture stream(s) into and through heat exchange means that cool a different reaction stage, and returning it to the same reaction stage from which it was removed.
摘要翻译：公开了具有至少两个反应阶段的改进的放热加氢氢化方法。通过从一个级中的一个外部冷却反应混合物流提供冷却，将冷却的流分成至少两个冷却的反应混合物流; 将一个冷却的反应混合物流返回到与其反应阶段中从其中除去的相同的反应阶段以冷却反应混合物; 并将至少一个冷却的反应混合物流转移到冷却不同反应阶段的热交换装置中并将其返回到与其去除的相同的反应阶段。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式