CN104888808B - 一种复合型催化剂及其制备方法 - Google Patents
一种复合型催化剂及其制备方法 Download PDFInfo
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- CN104888808B CN104888808B CN201410083872.9A CN201410083872A CN104888808B CN 104888808 B CN104888808 B CN 104888808B CN 201410083872 A CN201410083872 A CN 201410083872A CN 104888808 B CN104888808 B CN 104888808B
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Classifications
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J25/00—Catalysts of the Raney type
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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
- B01J25/00—Catalysts of the Raney type
- B01J25/02—Raney nickel
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
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- B01J37/08—Heat treatment
- B01J37/082—Decomposition and pyrolysis
- B01J37/084—Decomposition of carbon-containing compounds into carbon
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- C—CHEMISTRY; METALLURGY
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/02—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon
- C07C1/04—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon from carbon monoxide with hydrogen
- C07C1/0425—Catalysts; their physical properties
- C07C1/043—Catalysts; their physical properties characterised by the composition
- C07C1/0435—Catalysts; their physical properties characterised by the composition containing a metal of group 8 or a compound thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/02—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon
- C07C1/04—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon from carbon monoxide with hydrogen
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
- C07C29/141—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
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Abstract
本发明公开了一种复合型催化剂,其包括:其包括:连续相碳、分散相雷尼合金粒子,其中分散相雷尼合金粒子均匀或不均匀地分散在连续相碳中,所述的连续相碳是由可碳化的有机物及其混合物高温碳化后得到的。该催化剂具有颗粒强度好、催化活性高和选择性好等优点。
Description
技术领域
本发明涉及一种复合型催化剂及其制备方法;更具体地涉及雷尼合金粒子作为分散相分散在连续相中的催化剂。
背景技术
在催化领域中,“雷尼法”是一种活性金属催化剂的制备方法,该方法是先制备含有活性金属的二元以上合金,然后将至少一种金属提取出来,剩下的具有多孔结构的金属具有较高催化活性。这种方法也称为“活化”。例如,最早由美国M.Raney发明的雷尼镍催化剂(Industrial and Engineering Chemistry,1940,Vol.32,1199),其先制备镍铝合金,然后通过强碱溶液溶去合金中的铝元素,剩下的镍金属具有多孔结构,具有很高的催化活性。
雷尼催化剂有雷尼镍催化剂、雷尼钴催化剂、雷尼铜催化剂等,其中以雷尼镍催化剂最为常见,雷尼镍催化剂通常以粉末状出现,其易燃,操作不便,多用于精细化工领域中小规模催化加氢反应中,而无法用于一般固定床反应。
为了扩展雷尼镍催化剂的应用领域,采取一定的方法将其成型,特别是将其加工成固定床催化剂,是近年来比较受关注的研究方向。
专利CN1557918公开了一种成型雷尼镍催化剂及其制备方法,该催化剂是由铝和Ni、Co、Cu、Fe中的一种或多种组成合金粉末,采用拟薄水铝石等无机物作为粘合剂,采用田菁粉、羧甲基纤维素等天然或合成的有机物质作为孔道模板剂,直接捏合、成型、焙烧,并经苛性碱溶液活化制得,所得催化剂具有一定的形状和强度,可以用作固定床催化剂。但该催化剂制备过程复杂,需要在900℃高温下焙烧,高温焙烧造成相当多的颗粒烧结,使得活性金属的利用率较低,因而催化剂活性较低。并且所得到的催化剂含有无机氧化物载体(如氧化铝、氧化硅等),载体的酸碱性造成催化剂的选择性较低。此外,该催化剂回收金属困难、污染严重。
专利US5536694公开了一种由Ni、Al、Co等合金粉末为起始原料,采用润滑剂、塑化剂等辅助粉末将其成型,经焙烧、碱液活化等步骤得到成型催化剂。该催化剂制备过程复杂,需要在700~850℃高温下焙烧,高温焙烧造成相当多的颗粒烧结,使得金属的利用率较低,非晶态雷尼金属减少,导致活性降低。
终上所述,由粉末合金制备固定床雷尼催化剂,成型操作困难,制备成本较高,在成型过程中需加入各种助剂,成型后残留杂质含量很高,催化剂活性和选择性会受到成型过程中残留助剂的影响,并且高温焙烧会造成相当多的颗粒烧结,非晶态雷尼金属减少,导致活性降低。
专利US4826799公开了一种成型的雷尼催化剂的制备方法,在一定温度下将雷尼合金与高分子聚合物、矿物油等充分均匀混合,然后采用挤出等方法成型,成型后将高分子聚合物烧去或者保留高分子聚合物,最后使用强碱溶去铝金属得到活化的催化剂。该方法得到的催化剂易成型,但由于成型过程中雷尼合金被高分子聚合物包裹或覆盖,催化活性点少,其催化活性很低甚至无活性。
因此,如何制备一种活性高、选择性好且颗粒强度好的催化剂依然是一个难题,开发此类催化剂具有巨大的应用前景。
发明内容
本发明的目的是提供了一种复合型催化剂,该催化剂制备过程简易,催化剂产品杂质少,活性金属的负载量高,催化剂颗粒强度好,用于加氢反应时活性高,选择性好。
本发明所述的复合型催化剂,其包括:连续相碳、分散相雷尼合金粒子,其中分散相雷尼合金粒子均匀或不均匀地分散在连续相碳中,所述的连续相碳是由可碳化的有机物或其混合物碳化后得到的。
所述的雷尼合金包括雷尼金属和可被沥滤的元素。“雷尼金属”是指用雷尼法活化时不溶的金属,最典型的雷尼金属为镍、钴、铜和铁中的至少一种。“可被沥滤的元素”是指用雷尼法活化时可被溶解的元素,可被沥滤的元素一般为铝、锌和硅中的至少一种。雷尼合金优选镍铝合金、钴铝合金、铜铝合金。在雷尼合金中,雷尼金属与可被沥滤的元素的重量比为1:99~10:1,优选范围为1:10~4:1。所述的雷尼合金粒子的平均粒径一般为0.1~1000微米,优选为10~100微米。为了提高催化剂活性或者选择性,雷尼合金还可以引入促进剂,促进剂选自Mo、Cr、Ti、Pt、Pd、Rh、Ru中的至少一种,形成多元组分的雷尼合金,促进剂的量为雷尼合金总量的0.01%~5%。
可碳化的有机物是指:在一定的温度、气氛条件下处理有机物,有机物中的氢、氧、氮、硫等全部或大部挥发掉,从而得到一种含碳量很高的合成材料,所得到的碳材料具有耐高温、高强度、高模量、多孔等性能。
可碳化的有机物优选有机高分子化合物,有机高分子化合物包括天然有机高分子化合物和合成有机高分子化合物;天然有机高分子化合物优选淀粉、纤维素木质素;合成有机高分子化合物优选塑料和橡胶,其中塑料包括热固性塑料和热塑性塑料,优选为热固性塑料。有机高分子化合物具体的选自环氧树脂、酚醛树脂、呋喃树脂、聚苯乙烯、苯乙烯-二乙烯苯共聚物、聚丙烯腈、淀粉、粘胶纤维、木质素、纤维素、丁苯橡胶、聚氨酯橡胶中的至少一种。
可碳化的有机物还可以是煤、天然沥青、石油沥青或煤焦沥青等。
本发明将可碳化的有机物与雷尼合金混合后进行碳化,得到碳与雷尼合金的复合物,雷尼合金对碳化过程起到促进作用,可以使碳化进行得更加完全,碳化后,雷尼合金分散在碳的连续相中,并与连续相碳牢固结合,连续相碳自身具有多孔结构,使得复合催化剂具有很高强度。同时,雷尼合金粒子分布在碳的空隙中,溶液或者气体可以容易地接触到雷尼合金,用碱液对复合催化剂进行浸泡,雷尼合金粒子得到活化形成多孔的高活性雷尼金属,同时少量的无定型碳也被洗去,连续相碳材料得以扩孔,更多的雷尼合金暴露出来,从而使催化剂具有很高的活性。
本发明进一步提供了上述复合型催化剂的制备方法,其包括以下步骤:
a、根据可碳化的有机物常用固化配方配制固化体系,固化体系为液体状或粉末状;
b、将雷尼合金粒子与可碳化的有机物的固化体系均匀混合,然后模压固化,得到催化剂前体;
c、在惰性气体保护下,高温碳化上述得到的催化剂前体,制得催化剂;
在步骤a中,配制固化体系是根据可碳化的有机物常用固化配方,配制时可以加入任选的一种或多种选自以下的添加剂:固化促进剂、染料、颜料、着色剂、抗氧化剂、稳定剂、增塑剂、润滑剂、流动改性剂或助剂、阻燃剂、防滴剂、抗结块剂、助粘剂、导电剂、多价金属离子、冲击改性剂、脱模助剂、成核剂等。所用添加剂用量均为常规用量,或根据实际情况的要求进行调整。配制的固化体系为液态体系或粉状体系,液体体系可直接搅拌均匀;粉状固态体系可直接共混均匀;颗粒状固态体系可用工业上常用的任何粉碎设备粉碎后共混均匀。
在步骤b中,所述的雷尼合金粒子与可碳化的有机物固化体系的重量比为1:99~99:1,优选为10:90~90:10,更优选为25:75~75:25。得到的催化剂前体可以采用任何可用的有机高分子材料加工设备,通过切割、裁剪、冲压或破碎等方法加工成固定床或者流化床反应可以使用的颗粒,颗粒的粒径大小以可以满足固定床催化剂或者流化床催化剂所需颗粒尺寸为基准,颗粒的形状可以为任何不规则形状、球状体、半球状体、圆柱状体、半圆柱状体、棱柱状体、立方体、长方体、环状体、半环状体、空心圆柱体、齿形或以上形状的组合等,优选球形、环形、齿形、圆柱形或以上形状的组合。
步骤c所述的碳化一般在管式加热炉中进行,碳化操作温度一般为400-1900℃,优选600-950℃,保护气体为氮气或者氩气等惰性气体,碳化1-12小时。例如,酚醛树脂在850℃碳化3小时,即可完全碳化,形成多孔的碳。更高碳化温度可以使得碳化后得到的碳更加规整。
本发明得到的催化剂可以很容易被活化,活化条件通常为:在25℃~95℃,用0.5-30%(重量)浓度的碱溶液溶出选自铝、锌和硅中的至少一种,碱液优选用NaOH或者KOH,碱液处理时间约5分钟~72小时。
本发明通过控制催化剂制备过程中雷尼合金的加入量和/或控制催化剂的活化程度,从而可以很容易的控制催化剂中雷尼金属的负载量,例如可以得到雷尼金属负载量为1~90%(重量)(以催化剂总重为100%计)的活化后的催化剂,优选雷尼金属负载量为10~80%(重量)的活化后的催化剂,更优选雷尼金属负载量为40~80%(重量)。
本发明制备的催化剂可以用于加氢、脱氢、胺化、脱卤、脱硫等化学反应,优选用于加氢反应,如烯烃加氢、炔烃加氢、芳烃加氢、羰基加氢、硝基加氢、腈类加氢,更优选用于醛加氢制备醇、CO加氢、苯加氢或硝基苯加氢制苯胺等反应。
本发明催化剂为成型催化剂,颗粒强度好,可用于固定床、移动床或者流化床反应。
本发明催化剂的制备方法简单,成本较低,得到的催化剂具有很高活性,并且催化剂颗粒强度好。
具体实施方式
下面实施例将对本发明做进一步的说明,但并不因此而限制本发明。
实施例1
(1)将液态环氧树脂(巴陵石化,CYD-128)100质量份、固化剂甲基四氢苯酐(MeTHPA)(广东盛世达科贸股份有限公司)85质量份、固化促进剂三乙醇胺(TEA)(天津市化学试剂一厂)1.5质量份搅拌均匀。
(2)称取40g步骤(1)中配好的环氧体系和180g镍铝合金粉充分搅拌混合,镍铝合金中Ni含量为48%(重量),铝含量52%(重量),取适量混合料加入到圆柱形模具中,用平板硫化仪在温度120℃、压力7MPa的条件下模压30mins,用平板硫化仪在温度150℃、压力7MPa的条件下模压90mins,冷却取出,即得到颗粒状催化剂前体;
(3)量取100ml催化剂前体,放入管式高温电炉中,升温速率10℃/min,碳化温度600℃,保持3小时,氮气保护,氮气流量为200ml/min,氮气保护冷却后即得到复合型催化剂;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型催化剂,最终催化剂中镍金属负载量约为60%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例2
(1)将液态环氧树脂(巴陵石化,CYD-128)100质量份、固化剂甲基四氢苯酐(MeTHPA)(广东盛世达科贸股份有限公司)85质量份、固化促进剂三乙醇胺(TEA)(天津市化学试剂一厂)1.5质量份搅拌均匀。
(2)称取50g步骤(1)中配好的环氧体系和150g镍铝合金粉充分搅拌混合,镍铝合金中Ni含量为48%(重量),铝含量52%(重量),取适量混合料加入到圆柱形模具中,用平板硫化仪在温度120℃、压力7MPa的条件下模压30mins,用平板硫化仪在温度150℃、压力7MPa的条件下模压90mins,冷却取出,即得到颗粒状催化剂前体;
(3)量取100ml催化剂前体,放入管式高温电炉中,升温速率10℃/min,碳化温度700℃,保持3小时,氮气保护,氮气流量为200ml/min,氮气保护冷却后即得到复合型催化剂;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得的催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型催化剂,最终催化剂中镍金属负载量约为50%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例3
(1)将液态环氧树脂(巴陵石化,CYD-128)100质量份、固化剂甲基四氢苯酐(MeTHPA)(广东盛世达科贸股份有限公司)85质量份、固化促进剂三乙醇胺(TEA)(天津市化学试剂一厂)1.5质量份搅拌均匀。
(2)称取50g步骤(1)中配好的环氧体系和130g镍铝合金粉充分搅拌混合,镍铝合金中Ni含量为48%(重量),铝含量52%(重量),取适量混合料加入到圆柱形模具中,用平板硫化仪在温度120℃、压力7MPa的条件下模压30mins,用平板硫化仪在温度150℃、压力7MPa的条件下模压90mins,冷却取出,即得到颗粒状催化剂前体;
(3)量取100ml催化剂前体,放入管式高温电炉中,升温速率10℃/min,碳化温度800℃,保持3小时,氮气保护,氮气流量为200ml/min,氮气保护冷却后即得到复合型催化剂;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得的催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型催化剂,最终催化剂中镍金属负载量约为45%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例4
(1)将液态环氧树脂(巴陵石化,CYD-128)100质量份、固化剂甲基四氢苯酐(MeTHPA)(广东盛世达科贸股份有限公司)85质量份、固化促进剂三乙醇胺(TEA)(天津市化学试剂一厂)1.5质量份搅拌均匀。
(2)称取50g步骤(1)中配好的环氧体系和110g镍铝合金粉充分搅拌混合,镍铝合金中Ni含量为48%(重量),铝含量52%(重量),取适量混合料加入到圆柱形模具中,用平板硫化仪在温度120℃、压力7MPa的条件下模压30mins,用平板硫化仪在温度150℃、压力7MPa的条件下模压90mins,冷却取出,即得到颗粒状催化剂前体;
(3)量取100ml催化剂前体,放入管式高温电炉中,升温速率10℃/min,碳化温度600℃,保持3小时,氮气保护,氮气流量为200ml/min,氮气保护冷却后即得到复合型催化剂;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得的催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型催化剂,最终催化剂中镍金属负载量约为40%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例5
(1)将粉状酚醛树脂与固化剂六次甲基四胺用高速搅拌机充分混合,六次甲基四胺与酚醛树脂重量比为12/100;将100克混合料与300克镍铝合金粉用高速搅拌机充分混合,镍铝合金粉中Ni含量为48%(重量),铝含量52%(重量);
(2)将压片机升温至90℃,将以上物料放入模具中在压片机上进行模压,成型为2mm厚的片材;将压片机升温至150℃,将成型好的片材再次放入模具中在压片机上5MPa的压力下固化10min;将固化好的2mm厚片材切割成小颗粒;
(3)量取100ml小颗粒,在管式高温电炉中碳化,升温速率10℃/min,炉温650℃,保持3小时,氮气保护,流量为200ml/min;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型型催化剂,最终催化剂中镍金属负载量约为40%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例6
(1)将粉状酚醛树脂与固化剂六次甲基四胺用高速搅拌机充分混合,六次甲基四胺与酚醛树脂重量比为12/100;将100克混合料与350克镍铝合金粉用高速搅拌机充分混合,镍铝合金粉中Ni含量为48%(重量),铝含量52%(重量);
(2)将压片机升温至90℃,将以上物料放入模具中在压片机上进行模压,成型为2mm厚的片材;将压片机升温至150℃,将成型好的片材再次放入模具中在压片机上5MPa的压力下固化10min;将固化好的2mm厚片材切割成小颗粒;
(3)量取100ml小颗粒,在管式高温电炉中碳化,升温速率10℃/min,炉温600℃,保持3小时,氮气保护,流量为200ml/min;
(4)用去离子水配置20%NaOH水溶液400g,加入步骤(3)所得催化剂50ml,保持温度85℃,4小时后过滤掉溶液,即得到活化的复合型催化剂,最终催化剂中镍金属负载量约为45%(重量),洗涤至接近中性后,存放于去离子水中备用。
对比例1
氧化铝负载镍金属低温甲烷化催化剂:
制备方法参照专利CN100490972,通过浸渍法制备得到氧化铝负载的镍金属催化剂,该催化剂中含40%(重量)镍金属,用于低温甲烷化脱除氢气中微量CO的反应。
对比例2
氧化铝负载镍金属醛加氢催化剂:
采用沉淀法制备,将291g Ni(NO3)2·6H2O溶于150g去离子水中,再加入103g拟薄水铝石,搅拌条件下滴入5%NaOH溶液直至镍沉淀完全,洗涤至接近中性,过滤出拟薄水铝石和氢氧化镍的混合物,120℃烘干,500℃焙烧,压片成型,得到氧化铝负载的镍金属催化剂,经450℃氢气还原后该催化剂含45%(重量)镍金属,可用于醛加氢制备醇的反应。
对比例3
氧化铝作为粘合剂的固定床雷尼镍催化剂:
制备方法参照专利CN1557918,采用拟薄水铝石为粘合剂,加入田菁粉、稀硝酸等,混捏、挤出、切割成型为直径Φ3mm×3mm的圆柱形小颗粒,烘干、900℃焙烧后,碱洗活化,经去离子水洗涤至接近中性后,存放于去离子水中备用,最终催化剂中Ni金属含量为50%(重量)。
对比例4
聚丙烯粉料(茂名石化,F280M)与镍铝合金均匀混合成型:
制备方法参照专利US4826799,称取10g聚丙烯粉料,100g镍铝合金粉,镍铝合金中Ni含量为48%(重量),铝含量52%(重量),在高速搅拌机中进行共混,充分混合后投入双螺杆挤出机进料斗,挤出温度200℃,将混合物挤出切割为直径Φ3mm×3mm的圆柱形小颗粒。用去离子水配置20%NaOH水溶液400g,加入所得镍铝合金-聚丙烯小颗粒40g,保持温度85℃,8小时后过滤掉溶液,即得到目标催化剂,最终催化剂中镍金属负载量为45%(重量),洗涤至接近中性后,存放于去离子水中备用。
实施例7
CO甲烷化反应性能测试:
量取6ml催化剂装入不锈钢固定床反应器,通入高纯氮气,流量为300ml/min,加热升温至120℃,保持2小时;然后将高纯氮气切换为氢气,流量为300ml/min,升温至150℃,切入含有5800ppm CO的粗氢原料,开始反应,反应压力为2.8MPa,反应温度控制在170℃,改变粗氢流量可以得到不同条件下反应结果。反应后气体组成使用气相色谱分析,色谱检测器为FID,CO含量可以精确到1ppm。
按照上述评价方法,对实施例4~5和对比例1催化剂分别进行了反应评价,表1给出了详细评价结果。出口CO含量(ppm)越小,表明催化剂的活性越高。
表1催化剂CO甲烷化反应评价结果
由表1结果可见,本发明实施例的出口CO含量远低于对比例,表明本发明催化剂具有更好的低温甲烷化活性。
实施例8
醛加氢反应性能测试:
使用固定床正丁醛液相加氢评价催化剂反应性能,取催化剂20ml装入固定床反应器,氢气流量为50ml/min,反应温度90~130℃,压力4.0MPa,正丁醛液空速0.3h-1,反应产物使用气相色谱定量,色谱检测器为FID。
表2催化剂的醛加氢反应活性
表3催化剂的醛加氢反应副产物醚生成量
表2为醛加氢反应中转化率评价结果,反映催化剂活性大小,转化率越高表示催化剂活性越高;表3为醛加氢反应中副产物正丁醚生成情况,反映催化剂选择性好坏,醚生成量越小表示催化反应的选择性越好。
从表2和表3的评价结果可以看出,本发明催化剂的活性和选择性均显著优于对比例,这在工业生产中具有应用价值。对比例3是含氧化铝的固定床雷尼镍催化剂,其醛加氢活性明显低于本发明催化剂,且其生成的正丁醚副产物较多,选择性不如本发明催化剂。对比例4几乎无活性,原因可能是金属组分被高分子聚合物几乎完全包裹或覆盖,催化活性点数量很少,因对比例4转化率很低,副产物正丁醚未检出。
Claims (28)
1.一种复合型催化剂,其包括:连续相碳、分散相雷尼合金粒子,其中分散相雷尼合金粒子均匀或不均匀地分散在连续相碳中,所述的连续相碳是由可碳化的有机物或其混合物碳化后得到的;
所述复合型催化剂由包括以下步骤的方法制得:
a、根据可碳化的有机物及其混合物常用固化配方配制固化体系,固化体系为液体状或粉末状;
b、将雷尼合金粒子与步骤a得到的固化体系均匀混合,然后模压固化,得到催化剂前体;
c、在惰性气体保护下,高温碳化上述得到的催化剂前体,制得复合型催化剂。
2.根据权利要求1所述的催化剂,其中所述的雷尼合金包括雷尼金属和可被沥滤的元素。
3.根据权利要求2所述的催化剂,其中所述的雷尼金属选自镍、钴、铜和铁中的至少一种;所述的可被沥滤的元素选自铝、锌和硅中的至少一种。
4.根据权利要求2所述的催化剂,其中在所述的雷尼合金中,雷尼金属与可被沥滤元素的重量比为1:99~10:1。
5.根据权利要求4所述的催化剂,其中在所述的雷尼合金中,雷尼金属与可被沥滤元素的重量比为1:10~4:1。
6.根据权利要求2所述的催化剂,其中所述的雷尼合金还包括选自Mo、Cr、Ti、Pt、Pd、Rh、Ru中的至少一种的促进剂,促进剂为雷尼合金总重量的0.01%~5%。
7.根据权利要求1所述的催化剂,其中所述的可碳化的有机物为有机高分子化合物,有机高分子化合物包括合成高分子化合物和天然有机高分子化合物。
8.根据权利要求7所述的催化剂,其中所述的合成高分子化合物为橡胶或塑料。
9.根据权利要求8所述的催化剂,其中所述的塑料为热固性塑料。
10.根据权利要求9所述的催化剂,其中所述的热固性塑料选自环氧树脂、酚醛树脂和呋喃树脂中的至少一种。
11.根据权利要求8所述的催化剂,其中所述的塑料为热塑性塑料。
12.根据权利要求11所述的催化剂,其中所述的热塑性塑料选自聚苯乙烯、苯乙烯-二乙烯苯共聚物和聚丙烯腈中的至少一种。
13.根据权利要求8所述的催化剂,其中所述的橡胶为丁苯橡胶和/或聚氨酯橡胶。
14.根据权利要求7所述的催化剂,其中所述的天然有机高分子化合物选自淀粉、粘胶纤维、木质素和纤维素中的至少一种。
15.根据权利要求1所述的催化剂,其中所述的可碳化的有机物为煤、天然沥青、石油沥青或煤焦沥青。
16.根据权利要求1所述的催化剂,催化剂形状为球形、环形、齿形、圆柱形、长方体或以上形状的组合。
17.一种活化权利要求1所述催化剂的方法,其中催化剂用碱液进行活化。
18.根据权利要求17所述的方法,其中催化剂在25℃~95℃下,用0.5-30%(重量)浓度的碱溶液活化5分钟~72小时。
19.一种制备权利要求1所述催化剂的方法,其包括以下步骤:
a、根据可碳化的有机物及其混合物常用固化配方配制固化体系,固化体系为液体状或粉末状;
b、将雷尼合金粒子与步骤a得到的固化体系均匀混合,然后模压固化,得到催化剂前体;
c、在惰性气体保护下,高温碳化上述得到的催化剂前体,制得复合型催化剂。
20.根据权利要求19所述的制备方法,在步骤c中,碳化温度为400-1900℃,碳化时间为1-24小时。
21.根据权利要求19所述的制备方法,在步骤c中,惰性气体是氮气或者氩气。
22.根据权利要求19所述的制备方法,在步骤b中,雷尼合金粒子与步骤a得到的固化体系的重量比为1:99~99:1。
23.根据权利要求22所述的制备方法,在步骤b中,雷尼合金粒子与步骤a得到的固化体系的重量比为10:90~90:10。
24.根据权利要求23所述的制备方法,在步骤b中,雷尼合金粒子与步骤a得到的固化体系的重量比为25:75~75:25。
25.权利要求1~16之一所述的催化剂在加氢、脱氢、胺化、脱卤或脱硫反应中的应用。
26.根据权利要求25所述的应用,其用于烯烃加氢、炔烃加氢、芳烃加氢、羰基加氢、腈类加氢。
27.根据权利要求25所述的应用,其用于醛加氢制备醇、CO加氢、苯加氢或硝基苯加氢制苯胺反应。
28.根据权利要求25所述的应用,其用于固定床、移动床和流化床反应器中。
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US11819832B2 (en) | 2019-09-25 | 2023-11-21 | Evonik Operations Gmbh | Catalytic reactor |
CN112791734B (zh) * | 2019-10-28 | 2022-09-20 | 中国石油化工股份有限公司 | 银、氮掺杂碳化雷尼铜锌催化剂及其制备方法和应用 |
CN112745193B (zh) * | 2019-10-29 | 2022-10-21 | 中国石油化工股份有限公司 | 一种癸烯醛液相加氢制备癸醇的方法 |
CN114436852B (zh) * | 2020-11-03 | 2024-05-07 | 中国石油化工股份有限公司 | 己二腈加氢制备己二胺的方法 |
CN112958114A (zh) * | 2021-02-09 | 2021-06-15 | 大连理工大学 | 一种用于固定床芳香硝基化合物加氢的雷尼镍催化剂及其应用 |
CN113105372B (zh) * | 2021-03-03 | 2023-01-31 | 宁夏锦兴化工有限公司 | 一种硝基t酸盐连续加氢制备氨基t酸的方法及装置 |
CN116037181A (zh) * | 2021-10-28 | 2023-05-02 | 中国石油化工股份有限公司 | 一种碳修饰的氧化铝微球负载的催化剂及其制备方法和应用 |
CN116037155B (zh) * | 2021-10-28 | 2024-12-06 | 中国石油化工股份有限公司 | 钯银掺杂的碳化雷尼铜催化剂及其制备方法与碳四抽余液选择加氢制备1-丁烯的方法 |
CN116803521B (zh) * | 2022-03-18 | 2025-05-06 | 天津大学 | 一种金属间NiMo合金催化剂及其制备方法和应用 |
CN118892848A (zh) * | 2024-09-30 | 2024-11-05 | 浙江大学 | 一种双金属纳米合金催化剂及其制备方法和应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101209951A (zh) * | 2006-12-28 | 2008-07-02 | 中国石油化工股份有限公司 | 一种烯烃的催化加氢方法 |
CN102711990A (zh) * | 2009-06-16 | 2012-10-03 | 英弗勒科技有限公司 | 一种用于催化co和h2合成烃的催化剂及其制备方法 |
CN103566976A (zh) * | 2012-08-06 | 2014-02-12 | 中国石油化工股份有限公司 | 一种负载型催化剂及其制备方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL106138C (zh) * | 1954-10-23 | |||
DE1671710A1 (de) * | 1967-05-30 | 1971-09-23 | Bosch Gmbh Robert | Verfahren zur Herstellung von Elektroden mit Raney-Katalysatoren fuer Brennstoffzellen |
JPS5964511A (ja) * | 1982-10-05 | 1984-04-12 | Mitsubishi Pencil Co Ltd | 炭素多孔体の製造法 |
US4826799A (en) * | 1988-04-14 | 1989-05-02 | W. R. Grace & Co.-Conn. | Shaped catalyst and process for making it |
US5488023A (en) | 1994-08-12 | 1996-01-30 | Corning Incorporated | Method of making activated carbon having dispersed catalyst |
DE4446907A1 (de) * | 1994-12-27 | 1996-07-04 | Basf Ag | Verfahren zur Herstellung eines Hydrierkatalysators |
DE69817942T2 (de) * | 1997-07-28 | 2004-07-29 | Corning Inc. | Katalysator zum Entfernen von Quecksilber und Verfahren zu dessen Herstellung und Verwendung |
EP1371607A3 (en) * | 1998-02-10 | 2004-01-07 | Corning Incorporated | Method of making mesoporous carbon |
US6156694A (en) * | 1998-11-05 | 2000-12-05 | E. I. Dupont De Nemours & Company | Raney cobalt catalyst and a process for hydrogenating organic compounds using said catalyst |
JP2000140643A (ja) * | 1998-11-13 | 2000-05-23 | Dainippon Ink & Chem Inc | 金属系触媒の固定方法 |
US6558533B2 (en) * | 2001-04-13 | 2003-05-06 | W.R. Grace & Co.-Conn | Process for sulfur removal from hydrocarbon liquids |
CN100386905C (zh) * | 2006-05-26 | 2008-05-07 | 清华大学 | 活性碳微球包混金属复合物负极材料的制备方法 |
DE102007011484A1 (de) * | 2007-03-07 | 2008-09-11 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Trimethylhexamethylendiamin |
JP5062591B2 (ja) * | 2008-01-28 | 2012-10-31 | シャープ株式会社 | ハニカム構造体 |
JP4964292B2 (ja) * | 2009-12-07 | 2012-06-27 | 日清紡ホールディングス株式会社 | 電極及び電池 |
CN103566979A (zh) * | 2012-07-25 | 2014-02-12 | 中国石油化工股份有限公司 | 一种对二甲苯氧化母液中钴锰催化剂的再生方法 |
CN104888808B (zh) | 2014-03-07 | 2018-08-17 | 中国石油化工股份有限公司 | 一种复合型催化剂及其制备方法 |
CN104945227B (zh) * | 2014-03-27 | 2017-02-01 | 中国石油化工股份有限公司 | 一种乙二醇加氢精制的方法 |
CN105399605B (zh) * | 2014-09-16 | 2017-06-30 | 中国石油化工股份有限公司 | 一种醋酸酯加氢制乙醇的方法 |
-
2014
- 2014-03-07 CN CN201410083872.9A patent/CN104888808B/zh active Active
-
2015
- 2015-03-06 WO PCT/CN2015/073783 patent/WO2015131852A1/zh active Application Filing
- 2015-03-06 KR KR1020167026231A patent/KR102045973B1/ko active Active
- 2015-03-06 RU RU2016139298A patent/RU2677479C2/ru active
- 2015-03-06 CN CN201580006968.8A patent/CN106029225B/zh active Active
- 2015-03-06 EP EP15758855.9A patent/EP3115106A4/en active Pending
- 2015-03-06 JP JP2016572882A patent/JP6532487B2/ja active Active
-
2016
- 2016-09-06 US US15/257,603 patent/US10661254B2/en active Active
- 2016-09-07 SA SA516371803A patent/SA516371803B1/ar unknown
-
2020
- 2020-04-20 US US16/853,006 patent/US11241676B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101209951A (zh) * | 2006-12-28 | 2008-07-02 | 中国石油化工股份有限公司 | 一种烯烃的催化加氢方法 |
CN102711990A (zh) * | 2009-06-16 | 2012-10-03 | 英弗勒科技有限公司 | 一种用于催化co和h2合成烃的催化剂及其制备方法 |
CN103566976A (zh) * | 2012-08-06 | 2014-02-12 | 中国石油化工股份有限公司 | 一种负载型催化剂及其制备方法 |
Non-Patent Citations (1)
Title |
---|
Carbon supported Ru catalysts as promising alternative for Raney-type Ni in the selective hydrogenation of D-glucose;B.W. Hoffer et al.;《Catalysis Today》;20031231;第79-80卷;第36页第2节 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106029225A (zh) * | 2014-03-07 | 2016-10-12 | 中国石油化工股份有限公司 | 一种复合型催化剂及其制备方法 |
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