TW526093B - Catalysts for exothermic reactions on a fixed bed - Google Patents
Catalysts for exothermic reactions on a fixed bed Download PDFInfo
- Publication number
- TW526093B TW526093B TW088123137A TW88123137A TW526093B TW 526093 B TW526093 B TW 526093B TW 088123137 A TW088123137 A TW 088123137A TW 88123137 A TW88123137 A TW 88123137A TW 526093 B TW526093 B TW 526093B
- Authority
- TW
- Taiwan
- Prior art keywords
- catalyst
- composition
- scope
- metal
- fixed bed
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 41
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 23
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000005977 Ethylene Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 17
- 239000003085 diluting agent Substances 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 claims description 2
- 150000002910 rare earth metals Chemical class 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 150000001805 chlorine compounds Chemical class 0.000 claims 3
- 239000005749 Copper compound Substances 0.000 claims 2
- 150000001880 copper compounds Chemical group 0.000 claims 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 239000008187 granular material Substances 0.000 abstract 1
- 239000003701 inert diluent Substances 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- 238000011049 filling Methods 0.000 description 6
- 230000002079 cooperative effect Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- AIYUHDOJVYHVIT-UHFFFAOYSA-M caesium chloride Chemical compound [Cl-].[Cs+] AIYUHDOJVYHVIT-UHFFFAOYSA-M 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 239000012263 liquid product Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910021592 Copper(II) chloride Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003541 multi-stage reaction Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229940078552 o-xylene Drugs 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- -1 rare earth chlorides Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical class ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 1
- 229940098465 tincture Drugs 0.000 description 1
Classifications
-
- 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—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/008—Details of the reactor or of the particulate material; Processes to increase or to retard the rate of reaction
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
-
- 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
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/15—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination
- C07C17/152—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons
- C07C17/156—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons of unsaturated hydrocarbons
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00796—Details of the reactor or of the particulate material
- B01J2208/00805—Details of the particulate material
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Description
526093 經濟部智慧財產局員工消費合作社印製 A7 B7_ 五、發明說明(/ )
發J月說.JI 本發明係關於包含在固定床進行之放熱反應用之觸媒 之組成物,及用Μ減少或排除固定床中熱點形成之金屬 稀釋劑。 特別地,其有關其中觸媒為用於將乙烯氧氯化成為1 , 2 -二氯乙烷之觸媒之組成物。 在放熱反應中藉冷卻流體去除反應熱對於反應控制及 因此對於得到高轉化率與選擇性為決定性的。 而在流體床操作中,由於在這些條件可得之高總交換 係數,此問題幾乎不重要,在固定床技術中,去除熱之間 題相當重要,因為在床之入口,試劑之濃度高且因此反 應速率及熱產生最高。觸媒床內部之溫度因此趨於快速 地上升,產生高溫區域(熱點),其製造大量關於觸媒快 速老化之問題,而且由於二级反應之增加而造成選擇性 之必然損失。應切記,對於特定冷卻表面及對於特定之 總交換係數,交換之熱量受床内部之溫度與冷卻流體之 溫度間之差異控制,而且在正常條件,熱交換速率受該 溫度差異調節,熱點之溫度趨於升高直到溫度差異移除 反應產生之所有熱為止。 於是,在床之最終部份,反應速率(及因此熱產生)非 常低且因此不發生熱點。 為了藉觸媒作用而降低熱點溫度,可使用兩種方法: -在試劑入口之觸媒床區域使用幾乎不活性觸媒; -在該區域中使用惰性固體稀釋劑將觸媒稀釋。 -3- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -------:—.—--------訂---------線 (請先閱讀背面之注意事項再填寫本頁) 526093 Α7 Β7 經濟部智慧財產局員工消費合作社印製 , 點 觸當 形作置 ,生 碳熱 高適 情屬設。形發 性自 最法 之金及化情般 孔地 生無 題之此老之一 巨 效 發而 問度因或烷在 , 有 在合 些熱性 / 乙非 矽。合 劑混 這導擇及氯而 化質適 釋勻 生高選失二段 碳物不 稀均 發有之損 Λ 階 ,之劑 此不。於具媒之 1, 一 墨球釋 ,之點趨且觸媒為單 石璃稀。度劑熱在性及觸成供 如玻些壁熱釋成,惰率免化提 含與這器導稀形規為產避氯可 包石,換低與果發物良或氧劑 劑矽數¾其媒结地產改少烯釋 釋,係熱於觸,料應可減乙稀 稀鋁熱至由於熱意反僅可將之 之化導移度由移乎及不亦在度 用氧低轉再處轉出劑 ,,,勢 使積其熱 ,之域已試劑力地導 前面於將外度區在對釋產別高 目表由域此濃自琨用稀生特有 低 區 媒地 使為之 具 五、發明說明( 之多階段之反應。 可用於依照本發明組成物之稀釋劑為具有超過〇·5瓦/ 公分/ K之導熱度之金鼷(考慮400K至1573K之溫度範圍之 值,等於 1 2 7 至 1 0 0 0 °C )。 鋦具有在4001(為3.93及在1573【為3.39之導熱度(瓦/ 公分/ K );鋁之值為在4 0 0 K為2 · 4及在8 0 0 K為2 . 1 8 ;鎳之 值為在400K及1200K各為0.8及0.76;鋅在考慮之溫度範 園具有超過1之導熱度。 Μ下為有關未包括於可使用者之物質之係數之實例; 氧化鋁在673Κ為0. 13瓦/公分/ Κ;石墨在400Κ及12001(為 0.04 及 0.01;不綉鋼在 573Κ 及 973Κ 為 〇·19 及 0·25。 -4- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ---------:—--------訂---------„—1 (請先閱讀背面之注意事項再填寫本頁) 526093 A7 _______Β7_ 五、發明說明(々) 選擇可用於依照本發明組成物之金颶以對試劑及對使 用其之反應之産物為實質上惰性。 銅由於其高導熱度及高密度使其每單位金屬體積可提 供高熱容量且因此吸收然後快速地轉移大量之熱,而為 較佳之金屬。 鋁與鎳亦可方便地使用,特別是在需要高化學惰性之 反應倩形。 金屬稀釋劑較佳為以類似其所混合之粒狀觸媒之幾何 形狀與尺寸使用。亦可使用不同之形狀與尺寸。 較佳之形狀為每單位體積稀釋劑提供廣表面積及高孔 隙百分比者。為了利於熱交換及減少壓力損失而完成之。 這些形狀之實例為具有寬直徑穿透孔之圓柱體及圓形 形狀。 圓柱體形狀之實例為在各葉具有穿透孔之多葉形,及 具有大幾何面積之其他形狀。 此型之形狀(觸媒與載體所述)報告於USP5,330, 9 5 8專 利,此說明在此包括作為參考。 圓柱體形狀之尺寸通常為高度3至1D毫米及直徑5-10毫 米 -------'·--------------訂---------線 ----- *·» (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 數 函 之 學 力 熱 其 及 性 本 熱 放 之 應 反 為 比 分 百 之 劑 釋 稀 比 分 百 之 份 部 之 Π 入 劑 試 在 積以 體物 80成 至組 10媒 之觭 物之 合劑 混釋 用稀 使屬 地金 便含 方用 可使 高 升 部 下 之 床 朝 度 濃 媒 觸 中 其 層 床 種 各 用 〇使 床可 成亦 形 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 經濟部智慧財產局員工消費合作社印製 526093 Α7 Β7 五、發明說明(斗) 在其中可方便地使用依照本發明之組成物之固定床進 行之放熱反應之典型實例為將乙烯氧氯化成為1 , 2 -二氯 乙烷。 其他反應之實例為:將正丁烷氧化成為順丁烯丁酐; 將鄰-二甲苯氧化成為酤酐;由甲烷得到合成天然氣;由 乙烯與乙烯得到乙酸乙酯;由乙烯得到環氧乙烷。 如所述,在氧氯化反應之情形,已發現除了較高產率 及選擇性之優點,使用依照本發明之稀釋解媒可在單一 階段而非如先行技藝之方法一般發生之多階段進行反應。 依照本發明之稀釋解媒可在一般使用之反應條件下使 用;然而,可將該條件最適化而Μ關於產率與選擇性之 最佳可能方式利用較高之觸媒性能。 可Μ金鼷稀釋劑稀釋之觸媒包含可用於在固定床進行 之放熱反應之所有觸媒。 在用於將乙烯氧氯化成為1,2 -二氯乙烷之觸媒之情形 ,代表性及較佳之可用觸媒為以氯化銅或羥基氯化亞銅 為主,其包含選自鹼金屬之氯化物及/或鹼土金屬,視 情況地及稀土族之氯化物之促進劑。 這些觸媒支撐在惰性多孔性撐體上,特別是具有5 0至 300平方米/克之表面積之氧化鋁。 此型之觸媒充份地敘述於文獻中,特別是E P U 7 6 4 3 2 專利,此敘述在此包括作為參考。在敘述於ΕΡ-Α-176432 專利之觸媒中,氯化銅之濃度在觸媒顆粒表面上比在內 部低。 -6- 本紙張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐) ---------j—--------訂---------線 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 526093 A7 B7 五、發明說明(r ) 提供以下之實例以描述但非限制本發明之範圍。 奮例 A)觸媒之製備 300克之氣化鋁,其以具有三個平行圓柱體軸之等距 穿透孔之三葉圓柱體顆粒之形式粒化,加熱至450。0 。其然後以含9.33克之CsCl之水溶液浸漬且在500 °C加 熱1小時。 分別地製備含58.33克之CuCl2 · 2H20及12.45克之KC1( 以得到4%之Cii含量及23ί之K含量,其以最終觸媒之重量 百分比表示)之水溶性。為了利於氯化物之溶解,以3 5Χ 水溶液加入8克之HC1。使用此溶液浸漬以CsCl預先處 理之撐體粒。 生成之觸媒在120 °C曖爐乾燥一夜而已可使用。 B ) g廳躲夕説明 為了檢査以不同物質稀釋之觸媒之性能,使用具有26 毫米内徑與130公分高度之管形反應器。反應器之構造 物質為Hi2〇〇0反應器具有恆溫控制外套,其中循環油 且具有導管以將試劑進料。 藉質量流動計將試劑(HC1,C2 H4,〇2與N2 )計量及 控制。 在反應器之出口,反應産物冷卻;在燒瓶中收集液體 産物(EDC,未轉化HC1,氯化副産物及反應水),而在以層 析術測量及分析後將不可冷凝物(〇2,N2,C0與C02 )送 至排出器。液體産物由二相組成,水性及有機;二相在 分液漏斗中分離,稱重及分析•,對水相實行以氫氯酸滴 定,而有機相以層析術分析,以測定EDC之純度。 _;_- 7 -_ 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -------..--.-----------訂---------線 **- (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 526093 Α7 Β7 五、發明說明(b ) 試劑通常在21G°C之溫度進料;使反應達到所選之溫度 ,而且在逹到穩定及固定條件時,液體産物收集及氣體 監測實行1 - 2小時之期間。 出較例1 如上所述而製備之觸媒裝入反應器中。其如下與石墨 混合: ——層厚度50公分之未稀釋觸媒裝入反應器之下部( 靠近産物出口之部份);裝載量為1 8 5 · 2克(等於2 7 G c c ); -混合石墨(82·2克,等於96cc)之觸媒(45·5克,等於, 64cc),裝入反應器之上部,高度30分公; 生成之混合物含觸媒之40體積%。 觸媒床之總高度因此為80公分。以與反應器共軸地配 置熱偶支撐鞘;將9値偵測反應器溫度用之熱偶以各為 10公分之距離插入該鞘中。藉各熱偶可得到反應器之熱 外形;該外形繪製於第1圖之圖表中。 為了測定性能而取樣;試驗之條件及其結果列於表1 奮例1 使用如比較例1之相同方法。觸媒量相同;唯一之差 別為所使用稀釋劑之型式,其為7毫米高,6毫米外徑 及5.6公分内徑之銅環之形式。稀釋劑重量之量為225.7 克(9 6 c c ) 〇 試驗之結果示於表1;亦繪製於第1圖之圖表以比較 實例1得到之熱外形。 使用銅作為稀釋劑對性能之影饗為明顯的;由於較少 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) ---------.-----------訂---------線 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 526093 A7 B7 _ 五、發明說明(7 ) 之熱點,得到活性(Μ氫氯酸轉化率表示)及選擇性(由 於碳氯化物與氯化副產物之減少形成)之重大增加。 表1 固定條件 床 局 度 cm 80 輸 出 (總共) Hl/h 720 Μ 力 Ate 3 油 溫 210 線 性 速 度 C HI / S 18 . 接 觸 時 間 Sec. 4.3 莫耳比例莫耳比例 ci/c W4 mmm °c 轉化率 % HC1 C2H4 繼 mm EDC i COX EC EDC 酿 難 0.393 0.187 370 86,2 34,6 95.8 2.40 0,12 97.9 0*424 0.201 370 85.2 36.9 94.6 2.39 0.26 98.7 實例:1 0.401 0.193 304 89,8 36.5 98.7 L25 0.02 99.9 0.425 0.202 305 89.3 38.4 98.0 1.25 0.16 99,3 0,430 0.207 305 90.3 39.3 96.0 1.31 0.16 99,3 註:EDC:1,2二氯乙烷 E C :乙基氯 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) !------衣--------訂---------線 (請先閱讀背面之注意事項再填寫本頁)
Claims (1)
- 526093六、申請專利範圍 第8 8 1 23 1 37號「觸媒組成物」專利案 六申請專利範圍 1. 一種觸媒組成物,其係包括適用於以固定床將乙烯予以 氧氯化成1,2-二氯乙烷之具有50至300平方米/克表面 積及至少一個貫穿孔之顆粒形式之觸媒,以及一使用量 係佔組成物總體積之10至80體積%之具有與觸媒顆粒 相似或不同幾何形狀與尺寸之金屬稀釋劑,其中,該觸 媒係包括支撐在氧化鋁上之氯化銅與羥基氯化亞銅之銅 化合物,而該金屬稀釋劑在400K至1 573K範圍內之導熱 度値係超過0.4且至高爲3.93瓦/公分/K。 2. 如申請專利範圍第1項之組成物,其中金屬稀釋劑係爲 銅。 3. 如申請專利範圍第1項之組成物,其中金屬係選自鋁、 鋅與鎳。 4. 如申請專利範圍第1項之組成物,其中圓柱顆粒係具有 在葉片具穿透孔之多葉組態。 5. 如申請專利範圍第1項之組成物,其中觸媒包含一促進 劑,其係選自鹼金屬之氯化物及/或鹼土金屬之氯化物, 視情況地混合稀土金屬之氯化物。 6. —種在固定床上將乙烯氧氯化而製備1,2-二氯乙烷之方 法,其中使用如上述申請專利範圍第1-5項之觸媒組成 物。 7. 如申請專利範圍第6項之方法,其中反應係在單一階段 中進行。
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JPS6055177B2 (ja) * | 1981-02-18 | 1985-12-04 | 鐘淵化学工業株式会社 | 触媒希釈剤 |
US5080872A (en) * | 1985-09-26 | 1992-01-14 | Amoco Corporation | Temperature regulating reactor apparatus and method |
DE3607449A1 (de) * | 1986-03-07 | 1987-09-10 | Basf Ag | Geformter traegerkatalysator und dessen verwendung bei der oxichlorierung von ethylen |
IT1197472B (it) * | 1986-09-08 | 1988-11-30 | Ausimont Spa | Processo per la preparazione di ipocloriti di peraloidrocarburi |
FR2641779B1 (fr) * | 1988-12-26 | 1991-04-19 | Atochem | Procede et catalyseur d'oxychloration, leur application a la production du 1-2 dichloroethane |
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IT1274033B (it) * | 1994-04-05 | 1997-07-14 | Montecatini Tecnologie Srl | Catalizzatore in granuli per la sintesi di 1-2 dicloroetano e preprocedimento di ossiclorurazione a letto fisso dell'etilene che utilizza tale catalizzatore. |
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US5635438A (en) * | 1994-06-10 | 1997-06-03 | The Geon Company | Chromium catalyst and catalytic oxidation process |
DE4430478A1 (de) * | 1994-08-27 | 1996-02-29 | Basf Ag | Graphit-Preßlinge |
IT1282267B1 (it) * | 1995-03-14 | 1998-03-16 | Montecatini Tecnologie Srl | Catalizzatori e supporti per catalizzatori ottenuti per pastigliatura |
IT1276155B1 (it) * | 1995-11-21 | 1997-10-27 | Montecatini Tecnologie Srl | Catalizzatori per l'ossiclorurazione dell'etilene,procedimento per la loro preparazione e procedimento di ossiclorurazione impiegante gli |
IT1283207B1 (it) * | 1996-03-08 | 1998-04-16 | Montecatini Tecnologie Srl | Catalizzatori per la deidrogenazione di etilbenzene a stirene |
JP2869525B2 (ja) * | 1996-08-29 | 1999-03-10 | 社団法人日本造船研究協会 | 改質ガス中の一酸化炭素除去方法及び装置 |
DE19718871A1 (de) * | 1997-05-03 | 1998-11-12 | Krupp Uhde Gmbh | Verfahren zur Oxichlorierung von Ethylen in einem Wirbelschicht-Katalysatorbett |
ITMI971161A1 (it) * | 1997-05-19 | 1998-11-19 | Montecatini Tecnologie Srl | Catalizzatori di idrogenazione |
-
1999
- 1999-01-08 IT IT1999MI000016A patent/IT1306194B1/it active
- 1999-12-28 TW TW088123137A patent/TW526093B/zh not_active IP Right Cessation
- 1999-12-29 EP EP99126143A patent/EP1020222B1/en not_active Expired - Lifetime
- 1999-12-29 ID IDP991202D patent/ID24544A/id unknown
- 1999-12-29 DE DE69921285T patent/DE69921285D1/de not_active Expired - Lifetime
-
2000
- 2000-01-03 US US09/476,547 patent/US6593269B1/en not_active Expired - Fee Related
- 2000-01-03 IL IL13385900A patent/IL133859A0/xx unknown
- 2000-01-05 AR ARP000100022A patent/AR022198A1/es unknown
- 2000-01-05 JP JP2000005279A patent/JP2000254507A/ja active Pending
- 2000-01-05 HR HR20000011A patent/HRP20000011A2/hr not_active Application Discontinuation
- 2000-01-06 AU AU10123/00A patent/AU1012300A/en not_active Abandoned
- 2000-01-06 BR BR0000021-3A patent/BR0000021A/pt not_active Application Discontinuation
- 2000-01-06 KR KR1020000000420A patent/KR20000062434A/ko not_active Application Discontinuation
- 2000-01-07 TR TR2000/00067A patent/TR200000067A2/xx unknown
- 2000-01-07 PL PL00337746A patent/PL337746A1/xx not_active Application Discontinuation
- 2000-01-07 CA CA002293983A patent/CA2293983A1/en not_active Abandoned
- 2000-01-07 NO NO20000101A patent/NO20000101L/no not_active Application Discontinuation
- 2000-01-07 CN CN00101006A patent/CN1260237A/zh active Pending
- 2000-01-10 ZA ZA200000048A patent/ZA200000048B/xx unknown
Also Published As
Publication number | Publication date |
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AR022198A1 (es) | 2002-09-04 |
DE69921285D1 (de) | 2004-11-25 |
CN1260237A (zh) | 2000-07-19 |
NO20000101D0 (no) | 2000-01-07 |
PL337746A1 (en) | 2000-07-17 |
ID24544A (id) | 2000-07-27 |
AU1012300A (en) | 2000-07-13 |
JP2000254507A (ja) | 2000-09-19 |
IT1306194B1 (it) | 2001-05-30 |
BR0000021A (pt) | 2000-08-08 |
EP1020222B1 (en) | 2004-10-20 |
EP1020222A3 (en) | 2001-11-21 |
IL133859A0 (en) | 2001-04-30 |
CA2293983A1 (en) | 2000-07-08 |
ITMI990016A1 (it) | 2000-07-08 |
EP1020222A2 (en) | 2000-07-19 |
US6593269B1 (en) | 2003-07-15 |
NO20000101L (no) | 2000-07-10 |
KR20000062434A (ko) | 2000-10-25 |
ZA200000048B (en) | 2000-07-11 |
TR200000067A2 (tr) | 2000-11-21 |
HRP20000011A2 (en) | 2001-04-30 |
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