JP5604101B2 - モノアルキル化された芳香族化合物の製造 - Google Patents
モノアルキル化された芳香族化合物の製造 Download PDFInfo
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- JP5604101B2 JP5604101B2 JP2009512009A JP2009512009A JP5604101B2 JP 5604101 B2 JP5604101 B2 JP 5604101B2 JP 2009512009 A JP2009512009 A JP 2009512009A JP 2009512009 A JP2009512009 A JP 2009512009A JP 5604101 B2 JP5604101 B2 JP 5604101B2
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- Prior art keywords
- catalyst
- aromatic compound
- mcm
- alkylation reaction
- alkylation
- Prior art date
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- HFPZCAJZSCWRBC-UHFFFAOYSA-N p-cymene Chemical compound CC(C)C1=CC=C(C)C=C1 HFPZCAJZSCWRBC-UHFFFAOYSA-N 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- BEZDDPMMPIDMGJ-UHFFFAOYSA-N pentamethylbenzene Chemical compound CC1=CC(C)=C(C)C(C)=C1C BEZDDPMMPIDMGJ-UHFFFAOYSA-N 0.000 description 1
- NSAXZQMIPDNMFQ-UHFFFAOYSA-N pentane;hydrochloride Chemical compound Cl.CCCCC NSAXZQMIPDNMFQ-UHFFFAOYSA-N 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 1
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- UMSVPCYSAUKCAZ-UHFFFAOYSA-N propane;hydrochloride Chemical compound Cl.CCC UMSVPCYSAUKCAZ-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- IFLREYGFSNHWGE-UHFFFAOYSA-N tetracene Chemical compound C1=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C21 IFLREYGFSNHWGE-UHFFFAOYSA-N 0.000 description 1
- CBXCPBUEXACCNR-UHFFFAOYSA-N tetraethylammonium Chemical compound CC[N+](CC)(CC)CC CBXCPBUEXACCNR-UHFFFAOYSA-N 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C6/00—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions
- C07C6/08—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond
- C07C6/12—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond of exclusively hydrocarbons containing a six-membered aromatic ring
-
- 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
- C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
- C07C2/64—Addition to a carbon atom of a six-membered aromatic ring
- C07C2/66—Catalytic processes
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7007—Zeolite Beta
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7038—MWW-type, e.g. MCM-22, ERB-1, ITQ-1, PSH-3 or SSZ-25
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
-
- B01J35/30—
-
- B01J35/50—
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C13/00—Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings
- C07C13/28—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
- C07C13/32—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G29/00—Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals
- C10G29/20—Organic compounds not containing metal atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G29/00—Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals
- C10G29/20—Organic compounds not containing metal atoms
- C10G29/205—Organic compounds not containing metal atoms by reaction with hydrocarbons added to the hydrocarbon oil
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/42—Addition of matrix or binder particles
-
- 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
- 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
-
- 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
- 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
- B01J37/0027—Powdering
- B01J37/0045—Drying a slurry, e.g. spray drying
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1088—Olefins
- C10G2300/1092—C2-C4 olefins
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1096—Aromatics or polyaromatics
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/40—Characteristics of the process deviating from typical ways of processing
- C10G2300/4018—Spatial velocity, e.g. LHSV, WHSV
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/40—Characteristics of the process deviating from typical ways of processing
- C10G2300/4056—Retrofitting operations
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/30—Aromatics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Description
(a) アルキル化可能な芳香族化合物、アルキル化剤及び触媒粒子物質を含む前記アルキル化反応域を与える段階、そして
(b) アルキル化反応条件に維持された前記アルキル化反応域で、前記アルキル化可能な芳香物化合物と前記アルキル化剤を前記触媒粒子物質に接触させ、前記モノアルキル化芳香族化合物からなる生成物を生成する段階で、前記触媒粒子物質の大部分は約79cm-1より大きい体積に対する表面積比をもっているものである。
(a) ベンゼンを含むアルキル化可能な芳香族化合物とエチレンを含むアルキル化剤及び触媒粒子物質を含むアルキル化反応域を与えることと、そして
(b) 前記アルキル化可能な芳香族化合物と前記アルキル化剤をアルキル化反応の条件に維持された前記アルキル化反応域で前記触媒粒子物質と接触させ前記エチルベンゼンとポリエチルベンゼンからなる生成物を生成する段階。ここで、大部分の前記触媒粒子物質は約79cm-1より大きい体積に対する表面積比をもち、前記生成物中の前記ポリエチルベンゼンの前記エチルベンゼンに対するモル比は、大部分の前記触媒粒子物質が78と79cm-1の間に体積に対する表面積比を持ち、前記アルキル化反応域が同一のアルキル化反応条件で稼動されるときの前記触媒粒子物質により製造される前記ポリエチルベンゼンのエチルベンゼンに対するモル比と比較して減少している。
(a) ベンゼンを含むアルキル化可能な芳香族化合物、プロピレンを含むアルキル化剤及び触媒粒子物質を含む当該アルキル化反応域を与える段階と、そして
(b) アルキル化反応条件に維持された前記アルキル化反応域で前記アルキル化可能な芳香族化合物と前記アルキル化剤を前記触媒粒子物質と接触させ、前記クメンとポリイソプロピルベンゼンからなる生成物を生成する段階である。ここで、大部分の前記粒子物質は約79cm-1より大きい体積に対する表面積の比をもち、大部分の前記粒子物質が78と79cm-1の間に体積に対する表面積の比をもち、そして当該アルキル化反応域が同一のアルキル化条件で扱われるときの前記触媒粒子物質により製造される前記クメンに対する前記ポリイソプロピルベンゼンのモル比と比較したとき、前記クメンに対する前記ポリイソプロピルベンゼンのモル比は減少している。
(a) アルキル化可能な芳香族化合物、アルキル化剤及び触媒粒子物質を含む前記アルキル化反応域を与える段階、及び
(b) 前記アルキル化可能な芳香族化合物と前記アルキル化剤をアルキル化反応条件に維持した前記アルキル化反応域で前記触媒粒子物質と接触させ、前記モノアルキル化芳香族と前記ポリアルキル化芳香族化合物からなる生成物を生成する段階。
ここで、大部分の前記触媒粒子物質は約79cm-1より大きい体積に対する表面積の比を有している。
(c) 前記生成物から前記ポリアルキル芳香族化合物を分離し、トランスアルキル化原料流を生成する段階、そして
(d) 前記トランスアルキル化原料流の少なくとも一部をトランスアルキル化反応触媒の存在下、アルキル化可能な芳香族化合物を含む原料と接触させ、トランスアルキル化反応条件に維持されたトランスアルキル化反応域でトランスアルキル化流を生成させる段階で、当該トランスアルキル化流は、当該モノアルキル芳香族化合物を含む段階。
開示された製造方法の反応剤は、アルキル化可能な芳香族化合物とアルキル化剤を含む。本願で使用する場合、「アルキル化可能な芳香族化合物」とはアルキル基を受け入れることができる化合物であり、「アルキル化剤」とはアルキル化可能な芳香族化合物へアルキル基を与えうる化合物である。
アルキル化とトランスアルキル化反応
好ましくは0.1から10 h-1の、より好ましくは0.5から5h-1のWHSV、約0.1:1から約50:1、好ましくは約0.1:1から10:1のアルキル化剤に対するアルキル化可能な芳香族化合物のモル比を含む。いくつかの実施態様では、アルキル化反応域は主に液相に維持される。主に液相のアルキル化反応のアルキル化反応条件は100から260℃の温度、689から4601kPa-a、好ましくは1500から3500kPa-aの圧力、全反応装置について、アルキル化剤の重量に基づく0.1から50h-1、好ましくは0.1から10 h-1、より好ましくは0.5から5h-1のWHSV、約0.1:1から約50:1、好ましくは約0.1:1から約10:1のアルキル化剤に対するアルキル化可能な芳香族化合物のモル比を含む。
アルキル化可能な芳香族化合物は、ベンゼンを、アルキル化剤はエチレンを含む。
触媒
a. 一般的一次元結晶性構成単位「MWW構造の単位格子」からなるモレキュラーシーブ。単位格子とは、Atlas of Zeolite Framework Types 第5版、2001年(この全内容は、参照により組み込まれる)で記載されているように、結晶を描写するための三次元空間に原子が配列されているものである。
b. 一般的二次元構成単位、1個から作られるモレキュラーシーブ。当該MWW構造の単位格子の二次元配列が、「一単位格子の厚みのある単一層」を、好ましくは1個のc-単位格子の厚みをもつものを形成している。
c. 一般的二次元の複数の構成単位から形成されるモレキュラーシーブ。「1以上の単位格子の厚みのある層」であって、2以上の単位格子の厚みのあるこの層は、1単位格子の厚みのある単一層少なくとも2個を重ね合わせ、充填し又は結合することにより作られる。このような二次元の構成単位の重ね合わせは、規則的、不規則、またはそれらのいずれかの組合せにより行われ得る。又は
d. MWW構造配列をもつ単位格子の規則的な又は不規則な二次元又は三次元のいずれかの組合せにより作られるモレキュラーシーブ。
ベンゼン
a.13X、4A、Engelhard F-24クレー、Selexsorb CD(入口から出口の順):次に
b. MCM-22触媒を含む250mL槽。
全ての原料前処理剤は、使用前260℃のオーブンで12時間乾燥した。
プロピレン
(ア) 150mlモレキュラーシーブ 5Å、及び
(イ) 150ml Selexsorb CD
両方の前処理剤は使用前に260℃のオーブンで12時間乾燥した。
エチレン
(ウ) 150mlモレキュラーシーブ 5Å、及び
(エ) 150ml Selexsorb CD
両方の前処理剤は使用前に260℃のオーブンで12時間乾燥した。
窒素
a. 150ccモレキュラーシーブ 5Å、及び
b. 150ml Selexsorb CD
両方の前処理剤は使用前に260℃のオーブンで12時間乾燥した。
クメンバッチ試験手順
装置
触媒前処理と充填
試験手順
エチルベンゼンバッチ試験手順
装置
触媒前処理と充填
試験手順
触媒の調製と特徴の特定
ステップ(D)からのスラリーを7500RPMでインライン高せん断ミキサー(Silverson Machinery Inc., East Longmeadow, MA)を通過させる。製造されたスラリーは23℃で3.2のpHをもっていた。このスラリーは今、約22wt%の固形物を含み、そのうち、80wt%はモレキュラーシーブMCM-49であり、10wt%はACH由来のアルミナであり、10wt%はVersal 300由来のアルミナである。スプレードライで乾燥された触媒を製造するためスプレードライが使用された。
以下の表は試験した粒子のSA/V比を示している。
Claims (8)
- アルキル化反応域においてモノアルキル芳香族化合物を製造する製造方法であって、前記製造方法は以下の段階を含む。
(a) 79cm-1より大きく、4300cm-1以下の体積に対する表面積の比をもつ触媒粒子物質を製造する段階であって、前記触媒粒子物質がMWWのフレーム構造をもつモレキュラーシーブを含む段階、
(b) アルキル化可能な芳香族化合物、アルキル化剤、及び前記触媒粒子物質を伴うアルキル化反応域を与える段階、及び
(c) 前記アルキル化可能な芳香族化合物と前記アルキル化剤をアルキル化条件に維持された前記アルキル化反応域で前記触媒粒子物質と接触させ、前記モノアルキル芳香族化合物とポリアルキル芳香族化合物からなる生成物を製造する段階であって、前記触媒粒子物質の少なくとも51wt%が体積に対する表面積の比を78と79cm -1 の間にもち、前記アルキル化反応域が同一のアルキル化反応条件で稼動される時の前記触媒粒子物質により製造される前記モノアルキル芳香族化合物に対する前記ポリアルキル芳香族化合物のモル比に比べ、前記生成物中の前記モノアルキル芳香族化合物に対する前記ポリアルキル芳香族化合物のモル比は減少している段階。 - 請求項1に記載された製造方法であって、前記触媒粒子物質により製造された前記モノアルキル芳香族化合物のモル数は、前記触媒粒子物質の少なくとも51%が体積に対する表面積の比を78と79cm -1 の間にもち、前記アルキル化反応域が同一量の触媒粒子物質を用い、同一時間、同一のアルキル化条件下で稼動されたときの前記触媒粒子物質により製造される前記モノアルキル芳香族化合物のモル数と比較して増大している製造方法。
- 請求項1及び請求項2のいずれかに記載の請求項の製造方法であって、前記触媒粒子物質はスプレードライ、粉砕、切断、押し出し及び篩過からなる群から選択された方法によって作られる製造方法。
- 請求項1から請求項3のいずれかに記載の製造方法であって、前記触媒粒子物質は5Åより大きい通路(channel)をもつモレキュラーシーブを含む製造方法。
- 請求項1から4のいずれかに記載された製造方法であって、MWWのフレーム構造をもつ前記モレキュラーシーブは、ERB-1、ITQ-1、PSH-3、SSZ-25、MCM-22、MCM-36、MCM-49、MCM-56及びそれらの組合せからなる群から選択される製造方法。
- 請求項1から5のいずれかに記載された製造方法であって、前記モノアルキル芳香族化合物はエチルベンゼン、クメン又はsec-ブチル-ベンゼンを含み、前記アルキル化可能な芳香族化合物はベンゼンを含み、前記アルキル化剤はエチレン、プロピレン及びブテンからなる群から選択される製造方法。
- 請求項1から6のいずれかに記載された製造方法であって、さらに以下の段階を含む製造方法。
(c) 前記生成物からポリアルキル芳香族化合物を分離してトランスアルキル化原料流を製造する段階、及び
(d)トランスアルキル化触媒の存在下、アルキル化可能な芳香族化合物を含む原料と前記トランスアルキル化原料流の少なくとも一部を接触させ、トランスアルキル化条件に維持されたトランスアルキル化反応域でトランスアルキル化流を製造する段階であって、前記トランスアルキル化流には、前記トランスアルキル化により製造された前記モノアルキル芳香族化合物が加わり、前記トランスアルキル化触媒はMCM-22、MCM-36、MCM-49及びMCM-56、ベータゼオライト、フォージャサイト(faujasite)、モルデナイト(mordenite)、TEA-モルデナイト、PSH-3、SSZ-25、ERB-1、ITQ-1、ITQ-2、ゼオライト Y、ウルトラステーブルY(USY)(Ultrastable Y)、デアルミナイズドY(Dealuminized Y)、レアアースエキスチェンジド Y(REY)(rare earth exchanged Y)、ZSM-3、ZSM-4、ZSM-18、ZSM-20、又はそれらのいずれかの組合せからなる群から選択されたモレキュラーシーブを含む段階。 - モノアルキル芳香族化合物を製造する製造方法であって、少なくとも1アルキル化反応域をもつ気相、液相又は混合相のアルキル化反応装置により既存のエチルベンゼン又はクメンプラントを改良するのに適した製造方法であって、請求項1から請求項7のいずれかの請求項で記載された製造方法を含む製造方法。
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US20130072734A1 (en) | 2013-03-21 |
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TWI339650B (en) | 2011-04-01 |
US8357830B2 (en) | 2013-01-22 |
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US20120283497A1 (en) | 2012-11-08 |
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