CN101258117A - 制备具有改进的产品分布的线型α-烯烃的方法 - Google Patents
制备具有改进的产品分布的线型α-烯烃的方法 Download PDFInfo
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- CN101258117A CN101258117A CNA200680028469XA CN200680028469A CN101258117A CN 101258117 A CN101258117 A CN 101258117A CN A200680028469X A CNA200680028469X A CN A200680028469XA CN 200680028469 A CN200680028469 A CN 200680028469A CN 101258117 A CN101258117 A CN 101258117A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
- C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
- C07C2/06—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
- C07C2/08—Catalytic processes
- C07C2/26—Catalytic processes with hydrides or organic compounds
- C07C2/30—Catalytic processes with hydrides or organic compounds containing metal-to-carbon bond; Metal hydrides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2445—Stationary reactors without moving elements inside placed in parallel
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
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- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- C07C2531/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- C07C2531/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- C07C2531/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
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Abstract
本发明涉及通过在有机溶剂以及含锆组分和有机铝组分的均相催化剂存在的情况下乙烯低聚而制备线型α-烯烃的方法,其特征在于该方法在平行操作的多于一个的反应器中实施,其中对于每一个反应器该方法的条件和参数是独立可调的。
Description
本发明涉及一种通过在有机溶剂以及含锆组分和有机铝组分的均相催化剂存在的情况下乙烯低聚而制备线型α-烯烃的方法。
制备线型α-烯烃的方法为本领域所公知。通常地,在该工艺中使用一种包括锆组分和作为活化剂的有机铝组分的催化剂。
例如,DE 43 38 414 C1公开了一种制备线型α-烯烃的方法,其中采用的一个反应器中引入催化剂溶液和乙烯。该方法导致具有C2-C28碳原子的线型α-烯烃的产品分布。在本技术领域中已知,产品分布可通过改变催化剂组分的比例——即Al/Zr的比例——而变化。催化剂的性质使分布驱向于轻产品或重产品。
但是,即使是改变Al/Zr的比例也不能满足所有情况下的市场需求。因此本发明的目的是提供一种能够克服现有技术缺点的制备线型α-烯烃的方法。尤其是,提供的方法应表现出改进的产品灵活性(productflexibility)、尤其是在产品分布方面。
此目的通过在平行操作的多于一个的反应器中实施该方法而实现,其中对于每一个反应器,该方法的条件和参数是独立可调的。
优选地,其中催化剂组分的Al/Zr的比例是可调的。
此外,温度和压力在每个反应器中可单独可调。
在一个实施方案中,每个反应器具有至少一条用于将催化剂组分——各组分溶于溶剂中——引入反应器的供给线。
催化剂组分可在引入反应器前进行预混。
或者,每一个反应器具有两条供给线用于将催化剂组分分别引入反应器。
最优选地,一些或所有反应器的出口是混在一起的。
此外,催化剂和/或催化剂组分的引入的量和比例通过一个控制设备进行控制。
优选地,锆组分的分子式为ZrCl4-mXm,其中X=OCOR或OSO3R’,R和R’独立地为烷基、烯基和苯基,并且其中0<m<4。
最后,有机铝组分可以为Al(C2H5)3、Al2Cl3(C2H5)3或AlCl(C2H5)2。
令人惊讶地,已发现,如果采用其中使多于一个的反应器平行操作的方法,其中对于每个反应器该方法的条件和参数均可独立于其他反应器进行调节,则生产的灵活性可提高并且产品分布可根据市场需求进行调节。因此,对每个可用反应器的产品分布单独进行调节,从而可达到所需要的总体分布(overall distribution)并且可满足市场需求。本发明方法的另一优点为,甚至在关闭一个反应器(例如为进行维修和清洗)期间,通过调节仍在运转的反应器仍可保持特定产品的生产量。
本发明方法的其他优点和特征通过参考附图进一步示例说明,其中该图示出了一个具有四个反应器的用于制备线型α-烯烃的装置的示意图,所述四个反应器将进行平行操作。
根据本发明,制备线型α-烯烃的方法在具有平行操作的多于一个的反应器的装置中实施。该图展示了四个反应器1。一种催化剂组分——例如锆组分——可经配料线2引入各反应器1中。提供了另一条配料线3以将第二催化剂组分——例如有机铝组分——引入每个反应器。这样,所述锆组分和有机铝组分在反应器中直接混合。根据本发明的另一实施方案,催化剂组分可在引入每个反应器前进行预混,从而只需要一条公共的配料线。在另一实施方案中(未示出),可以为每个反应器提供单独的用于引入催化剂组分的配料线,这样可以在每个反应器中引入不同的催化剂组分——例如不同的有机铝化合物——以影响生产的灵活性。
对于每个反应器,额外提供了一个用于控制待引入的催化剂组分的量和比例的控制设备4。因此,利用每一个控制设备4来控制每个反应器1中的所有方法条件和参数,例如还有温度和压力。当然,可只需要一个控制设备4来控制所有的反应器。每个反应器还提供有一条乙烯供给线5。当然,催化剂组分是溶解在溶剂中的,其中优选采用甲苯。
此外,为每个反应器提供至少一条排出线6以排出反应产物。本领域技术人员知道,将提供数条排出线以除去反应器中的气态和液态化合物,为清楚起见而将其在附图中省略。每个反应器的排出线6可以合并以使得在这些反应器中得到的产品可混合。由于每个反应器中的反应条件和参数可单独调节,因此,可对生产灵活性以及尤其是产品分布进行优化以满足市场需求。
前述说明书中、权利要求书中和附图中公开的特征,可单独地以及任意组合地,对于以多种形式实现本发明而言是重要的。
Claims (10)
1.通过在有机溶剂以及含锆组分和有机铝组分的均相催化剂存在的情况下乙烯低聚而制备线型α-烯烃的方法,其特征在于该方法在平行操作的多于一个的反应器中实施,其中对于每个反应器该方法的条件和参数是独立可调的。
2.权利要求1的方法,其中催化剂组分的Al/Zr的比例是可调的。
3.权利要求1或2的方法,其中温度和压力在每个反应器中独立可调。
4.前述权利要求的任何一项的方法,其中每个反应器具有至少一条用于将各自溶解在溶剂中的催化剂组分引入反应器的供给线。
5.前述权利要求的任何一项的方法,其中催化剂组分在引入反应器前进行预混。
6.权利要求4的方法,其中每个反应器有两条将催化剂组分分别引入反应器的供给线。
7.前述权利要求的任何一项的方法,其中一些或所有反应器的出口混在一起。
8.前述权利要求的任何一项的方法,其中催化剂和/或催化剂组分的引入的量和比例通过一个控制设备进行控制。
9.前述权利要求的任何一项的方法,其中锆组分的分子式为ZrCl4-mXm,其中X=OCOR或OSO3R’,R和R’独立地为烷基、烯基和苯基,并且其中0<m<4。
10.前述权利要求的任何一项的方法,其中有机铝组分为Al(C2H5)3、Al2Cl3(C2H5)3或AlCl(C2H5)2。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05016762.6 | 2005-08-02 | ||
EP05016762A EP1749807A1 (en) | 2005-08-02 | 2005-08-02 | Method for producing linear alpha-olefins with improved product distribution |
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CN101258117A true CN101258117A (zh) | 2008-09-03 |
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Application Number | Title | Priority Date | Filing Date |
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CNA200680028469XA Pending CN101258117A (zh) | 2005-08-02 | 2006-06-13 | 制备具有改进的产品分布的线型α-烯烃的方法 |
Country Status (5)
Country | Link |
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EP (1) | EP1749807A1 (zh) |
JP (1) | JP2009502989A (zh) |
CN (1) | CN101258117A (zh) |
RU (1) | RU2008107950A (zh) |
WO (1) | WO2007014593A1 (zh) |
Families Citing this family (31)
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EP2217550B1 (en) * | 2007-11-07 | 2015-07-29 | Sasol Technology (Proprietary) Limited | Process for polymerising or oligomerising a hydrocarbon |
US8845542B2 (en) | 2009-09-09 | 2014-09-30 | Unex Corporation | Blood vessel function inspecting apparatus |
EP2853521B1 (en) | 2010-05-24 | 2018-10-10 | Siluria Technologies, Inc. | Method for the oxidative coupling of methane in the presence of a nanowire catalyst |
US8921256B2 (en) | 2011-05-24 | 2014-12-30 | Siluria Technologies, Inc. | Catalysts for petrochemical catalysis |
WO2013082318A2 (en) | 2011-11-29 | 2013-06-06 | Siluria Technologies, Inc. | Nanowire catalysts and methods for their use and preparation |
AU2013207783B2 (en) | 2012-01-13 | 2017-07-13 | Lummus Technology Llc | Process for providing C2 hydrocarbons via oxidative coupling of methane and for separating hydrocarbon compounds |
US9446397B2 (en) | 2012-02-03 | 2016-09-20 | Siluria Technologies, Inc. | Method for isolation of nanomaterials |
CA2874526C (en) | 2012-05-24 | 2022-01-18 | Siluria Technologies, Inc. | Oxidative coupling of methane systems and methods |
EP2855011A2 (en) | 2012-05-24 | 2015-04-08 | Siluria Technologies, Inc. | Catalytic forms and formulations |
US9670113B2 (en) | 2012-07-09 | 2017-06-06 | Siluria Technologies, Inc. | Natural gas processing and systems |
WO2014089479A1 (en) * | 2012-12-07 | 2014-06-12 | Siluria Technologies, Inc. | Integrated processes and systems for conversion of methane to multiple higher hydrocarbon products |
WO2014143880A1 (en) | 2013-03-15 | 2014-09-18 | Siluria Technologies, Inc. | Catalysts for petrochemical catalysis |
US8996239B2 (en) | 2013-06-07 | 2015-03-31 | The Goodyear Tire & Rubber Company | Abradeable sensor system for tire wear monitoring |
WO2015081122A2 (en) | 2013-11-27 | 2015-06-04 | Siluria Technologies, Inc. | Reactors and systems for oxidative coupling of methane |
CN106068323B (zh) | 2014-01-08 | 2019-09-06 | 希路瑞亚技术公司 | 乙烯成液体的***和方法 |
US10377682B2 (en) | 2014-01-09 | 2019-08-13 | Siluria Technologies, Inc. | Reactors and systems for oxidative coupling of methane |
US9701597B2 (en) | 2014-01-09 | 2017-07-11 | Siluria Technologies, Inc. | Oxidative coupling of methane implementations for olefin production |
US9956544B2 (en) | 2014-05-02 | 2018-05-01 | Siluria Technologies, Inc. | Heterogeneous catalysts |
PL3194070T3 (pl) | 2014-09-17 | 2021-06-14 | Lummus Technology Llc | Katalizatory do utleniającego sprzęgania metanu i utleniającego odwodornienia etanu |
US9334204B1 (en) | 2015-03-17 | 2016-05-10 | Siluria Technologies, Inc. | Efficient oxidative coupling of methane processes and systems |
US10793490B2 (en) | 2015-03-17 | 2020-10-06 | Lummus Technology Llc | Oxidative coupling of methane methods and systems |
US20160289143A1 (en) | 2015-04-01 | 2016-10-06 | Siluria Technologies, Inc. | Advanced oxidative coupling of methane |
US9328297B1 (en) | 2015-06-16 | 2016-05-03 | Siluria Technologies, Inc. | Ethylene-to-liquids systems and methods |
US10513473B2 (en) | 2015-09-18 | 2019-12-24 | Chevron Phillips Chemical Company Lp | Ethylene oligomerization/trimerization/tetramerization reactor |
US10519077B2 (en) | 2015-09-18 | 2019-12-31 | Chevron Phillips Chemical Company Lp | Ethylene oligomerization/trimerization/tetramerization reactor |
US20170107162A1 (en) | 2015-10-16 | 2017-04-20 | Siluria Technologies, Inc. | Separation methods and systems for oxidative coupling of methane |
WO2017180910A1 (en) | 2016-04-13 | 2017-10-19 | Siluria Technologies, Inc. | Oxidative coupling of methane for olefin production |
EP3554672A4 (en) | 2016-12-19 | 2020-08-12 | Siluria Technologies, Inc. | PROCEDURES AND SYSTEMS FOR CHEMICAL DEPOSITION |
PL3630707T3 (pl) | 2017-05-23 | 2024-02-19 | Lummus Technology Llc | Zintegrowanie sposobów utleniającego sprzęgania metanu |
RU2020102298A (ru) | 2017-07-07 | 2021-08-10 | Люммус Текнолоджи Ллс | Системы и способы окислительного сочетания метана |
US11667590B2 (en) | 2021-05-26 | 2023-06-06 | Chevron Phillips Chemical Company, Lp | Ethylene oligomerization processes |
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GB1186609A (en) * | 1966-11-09 | 1970-04-02 | Gulf Research Development Co | Multi-Reactor Chemical Reaction Process |
US4855525A (en) * | 1987-06-19 | 1989-08-08 | Exxon Chemical Patents Inc. | Process for preparing linear alpha-olefins using zirconium adducts as catalysts |
GB9120971D0 (en) * | 1991-10-03 | 1991-11-13 | Du Pont Canada | Control of a solution process for polymerization of ethylene |
DE4338414C1 (de) | 1993-11-10 | 1995-03-16 | Linde Ag | Verfahren zur Herstellung linearer Olefine |
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2005
- 2005-08-02 EP EP05016762A patent/EP1749807A1/en not_active Withdrawn
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2006
- 2006-06-13 CN CNA200680028469XA patent/CN101258117A/zh active Pending
- 2006-06-13 RU RU2008107950/04A patent/RU2008107950A/ru not_active Application Discontinuation
- 2006-06-13 JP JP2008524372A patent/JP2009502989A/ja not_active Abandoned
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JP2009502989A (ja) | 2009-01-29 |
WO2007014593A1 (en) | 2007-02-08 |
EP1749807A1 (en) | 2007-02-07 |
RU2008107950A (ru) | 2009-09-10 |
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