TW210962B - - Google Patents

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TW210962B
TW210962B TW81107546A TW81107546A TW210962B TW 210962 B TW210962 B TW 210962B TW 81107546 A TW81107546 A TW 81107546A TW 81107546 A TW81107546 A TW 81107546A TW 210962 B TW210962 B TW 210962B
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Taiwan
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rhodium
ministry
phosphine
extracted
organic phosphine
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TW81107546A
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Hoechst Ag
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00Regeneration or reactivation of catalysts, in general
    • B01J38/04Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/12Treating with free oxygen-containing gas
    • B01J38/40Treating with free oxygen-containing gas and forming useful by-products
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/20Carbonyls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • B01J31/2442Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring comprising condensed ring systems
    • B01J31/2447Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring comprising condensed ring systems and phosphine-P atoms as substituents on a ring of the condensed system or on a further attached ring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/40Regeneration or reactivation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/40Regeneration or reactivation
    • B01J31/4015Regeneration or reactivation of catalysts containing metals
    • B01J31/4023Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper
    • B01J31/4038Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper containing noble metals
    • B01J31/4046Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper containing noble metals containing rhodium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00Regeneration or reactivation of catalysts, in general
    • B01J38/48Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/50Liquid treating or treating in liquid phase, e.g. dissolved or suspended using organic liquids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/49Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • C07C45/50Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide by oxo-reactions
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/80Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00Obtaining noble metals
    • C22B11/04Obtaining noble metals by wet processes
    • C22B11/042Recovery of noble metals from waste materials
    • C22B11/048Recovery of noble metals from waste materials from spent catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/30Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
    • B01J2231/32Addition reactions to C=C or C-C triple bonds
    • B01J2231/321Hydroformylation, metalformylation, carbonylation or hydroaminomethylation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80Complexes comprising metals of Group VIII as the central metal
    • B01J2531/82Metals of the platinum group
    • B01J2531/822Rhodium
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00Systems containing at least three condensed rings
    • C07C2603/56Ring systems containing bridged rings
    • C07C2603/58Ring systems containing bridged rings containing three rings
    • C07C2603/60Ring systems containing bridged rings containing three rings containing at least one ring with less than six members
    • C07C2603/66Ring systems containing bridged rings containing three rings containing at least one ring with less than six members containing five-membered rings
    • C07C2603/68Dicyclopentadienes; Hydrogenated dicyclopentadienes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/584Recycling of catalysts

Description

210962 A 6 II 6 經濟部中央榣準局A工消奸合作社印51 五、發明説明(1) 本發明係關於從使用貴金屬爲觸媒,不另加錯合劑所 得氧化合成反應生成物’分離和回收鍺之方法。 已知在烯烴双鍵加一氧化碳和氫(醛化),可製成醛 類和醇類。反應可利用周期表棚族金屬的元素或其化合物 催化,在加壓條件下形成碳醯或烴類。雖然以前幾乎僅用 銘和鈷化合物爲觸媒,但今天已日見增加使用铑觸媒,儘 管铑比鈷貴好幾倍。铑於此可以其本身或與例如有機膦或 亞磷酸塩等錯合劑組合使用。以铑爲觸媒的氧化合成,需 反應壓力25 — 30 MPa ,惟铑與錯合劑組合使用時,壓力1 —5 MPa即夠。 姥觸媒在許多情況下有重大優點。具有較高活性和選 擇性,而且可生產工廠可能獲得毫無問題的操作,尤其在 進行合成,和自反應器排放生成物方面。最後,在許多情 況下,基於鈷觸媒的傳統氧化製程,可以使用現成裝置組 件,僅需少量投資,即可改用铑觸媒。 然而,自反應生成物分離和回收採用做觸媒的姥,不 用錯合劑,排除損失,相當困難。 按照習知技藝,氧化合成的反應生成物通常分二階段 釋出。爲分離溶化的合成氣體,壓力先自合成壓力,即約 25 — 30 MPa ,降至1 · 5 — 2 · 5 MPa ,如適當經過中間階段 ,壓力實質上降至常壓。粗製反應生成物,在例如利用蒸 餾精製,或進一步加工成二次產品之前,均質溶入生成物 內的铑化合物,其濃度雖僅數ppm,却必須加以分離。在 此必須記得的是,於釋出操作中,铑係部份轉化成金屬型 (請先閱-背而之注总苹項凡蜞舄木頁) 本紙張尺度边用中《8家標準(〇吣)^規怙(210><297公龙) 81. 6. 10,000¾ (H) Λ 6 Η6 210962 五、發明説明(2 ) ,或形成多核碳醯。在二情況下,結果均形成異質系統, 由液體有機相和包括姥或铑化合物的固體相組成。 在德國專利公報DE -A1 3 3 4 7 40 6號中,姥是自粗製 生成物,即釋出並適度冷却後所得反應混合物,在常壓下 ,藉助於錯合劑分離和回收。錯合劑最好採用可與姥形成 水溶性錯合物的有機膦磺酸酯或羧酸酯。所以,貴金屬可 用膦之水溶液萃取。於此操作當中,铑通入水相內,利用 簡單傾析,即可自有機生成物混合物分離。藉錯合劑溶液 的循環,可在水相內達成高濃度铑。 按照德國專利公報DE-A1 34 11 034號,爲加速和完 成自有機相萃取铑,並轉移入水相內,是在錯合劑的水溶 液內添加溶化劑。其效果包括特別是改變二液相間界面的 物理性能,並以此方式加速水溶性萃取劑轉移入生成物相 內,和姥自生成物相轉移入錯合劑水相內。亦利用溶化劑 將萃取簡化,並減少裝置的耗費。 上述製法的進一步發展,載於德國專利公報DE-A1 34 43 4 74號,使用磺化三芳基膦的四有機銨塩,兼具有 錯合作用和溶化性能,以供自氧化合成產品萃取铑。 已知製法已證明本身實際上很優異。在工業操作上, 可使原先所用約95 %的铑,自氧化反應生成物分離,並可 再用。然而,鑑於貴金屬的高價,亟需進一步改進姥的回 收。 此等目的由本發明達成,是藉助於利用錯合有機膦水 溶液的萃取,自氧化合成生成物分離和回收铑的方法,包 2 (請先間請背而之注意事項洱埙寫木^) 裝- 線_ 經濟部屮央標準局A工消讣合作社印3i 本紙法尺度逍用中S S家《UMCNS) TM規tft(2Klx29Y公;«:) 81. 6. 10,〇〇〇張⑻ 經濟部屮央^41^C3:工消疗合作社印5i 210962 Λ6 ___ π 6_ 五、發明説明(3 ) 括自加壓下的反應生成物萃取铑,形成水溶性膦取代之铑 碳醯基化合物。 出乎意外的是,基於所用金屬的铑回收比例,利用本 發明方法可較習知技術進一步提高。 新法的基本特點是,溶入氧化合成生成物中的铑,是 在提高壓力下萃取。此項措施可以預防催化活性的铑碳醯 基化合物分解,而且以此方式可免立刻與水溶性膦反應。 按照專家壓倒性意見,铑氫化碳醯基是以铑催化的醛化中 之催化活性化合物(參見Earnshaw Greenwood的「元素化學 」,1984,第1317 — 1319頁)。按照本發明方法進行時 ,使姥氫化碳醯基可在選定溫度存在的壓力條件,即可在 合成後的反應生成物內維持。茲已證明溫度以維持在〇和 2 0 0 °C間爲妥,以20 — 1 3 0 °C爲佳。按照本發明特殊具體 例,以水溶性有機膦萃取,是在醛化條件下,即在合成氣 體存在下,並在合成溫度和壓力進行。此程序與已知加工 製程相反,已知方法中的反應生成物是先釋出和脫氣,再 將铑分離。 可與铑錯合的水溶性有機膦,特指如下通式之化合物:
3 3 m m n m 112 2 3 3 \J J \J \β 81, 6. 10,000張(H) 本紙张尺度边用家樣毕^吣)〒4規怙(210x297公坺) Λ 6 Π6 五、發明説明(4 ) (請先間讀背而之注念市項洱项寫木頁) 其中,Ar1, Ar2和Ar3各爲苯或萘基,Y1,Y2和Y3各爲Ci -C4的直鏈或支鏈烷基,烷氧基,鹵素原子或0H,CN,N02或 WN基,其中R1和R2各爲Ct - C4直鏈或支鏈烷基,X1 , X2和X3各爲磺酸根(-S0「)或羧酸根(-COCT) ,m1,m2和 m3爲相同或不同的整數0 — 3,至少一數m1,m2或m3等於 或大於1 和η3爲相同或不同的整數0—5 ,η爲 1 一9的整數,Ζ爲鹼金屬或銨離子,或鹼土金屬或鋅等 效物。 經濟部屮央榣準,^Μ工消作合作社印ft,,4 在新法中特別適用的萃取劑,爲上式之膦,其中Ar1, Ar2和Ar3各爲苯基,未取代或以磺酸根取代,唯至少一苯 基是由磺酸根所取代,即X1,X2和/或X3爲_S〇r,m1,m2 和m3爲0或1 ,而m1,m2和m3之和爲1 , 2或3,且η1, η2和η3各爲零。水溶性有機膦的陽離子Ζ+,以鹸金屬離子 爲佳,尤其是鈉離子。水溶性有機膦不一定要爲均勻化合 物。本發明製法中亦可使用各種膦之混合物。已證明特別 適用於姥之萃取的膦,有例如苯基三磺苯基膦三納(簡稱 TPPTS ),苯基二磺苯基膦二納(簡稱TPPDS ),二苯基 磺苯基膦單納(簡稱TPPMS )。化合物可單獨使用,最好 以混合物使用。 爲方便(萃取)水相,渗透入有機反應生成物內,以 此方式提高萃取率和完整,萃取可在市售溶化劑(相移轉 反應劑)存在下進行。月桂酸、肉豆蔻酸或硬脂酸等陰離 子性反應劑,和胺類,諸如十八烷基二乙胺和十八烷基乙 醇胺等陽離子性反應劑,以及中性反應劑,諸如環氧乙垸 81. 6. 10,000¾ (H) 本紙5良尺度边用中SH家標!MCNS)T4規格(2丨0x29’/公放) 210962 Λ 6 1$ 6 經濟部中央榣準灼员工消讣合作杜印製 五、發明説明(5 ) 在高分子量醇類、酚類和脂肪酸上的加成物,均適用。 錯合膦是以對铑的莫耳過量使用。因爲可再循環供重 新萃取,過量程度無關宏旨,但每莫耳姥至少5莫耳錯合 膦。茲已證明每莫耳姥,特別適用60 — 100莫耳的錯合膦 ,循環甚至可達500莫耳。 錯合膦常以溶液型使用,於此須記得,一如形成的铑 錯合物,大部份不溶於反應生成物,雖則易溶於錯合劑用 溶劑內。當然,溶劑應與反應生成物不相溶混,或僅極輕 微相溶混而已。 符合此等條件時,形成二相系統,包括反應生成物, 以及錯合膦和所得铑錯合物的溶液。錯合劑有萃取劑的作 用,即初期狀態中,铑溶入反應生成物內,而在最後階段 ,則溶入錯合劑的溶液內。反應生成物和含铑溶液,則利 用此製程常用的化學製法技術之基本操作,例如傾析或離 心,加以分離。錯合劑和铑錯合物用的較佳溶劑爲水。亦 可使用水與甲醇等低級醇的其他溶劑之混合物,只要確保 氧化反應生成物與溶劑彼此不混合,且不妨碍水相內之铑 一瞵錯合物的溶解性即可。 錯合劑在溶液內的濃度,可在廣範圍內變化。特別視 姥加濃程度而定。因此,不但飽和溶液,甚至極稀溶液均 可用。原則上,使用含0.5 — 50%重量,最好是5 — 35 % 重量(均對溶液而言)錯合劑的溶液。 如錯合劑在萃取條件下爲液體,不溶或微溶於醛化生 成物內,而且铑錯合物可溶於錯合膦內,則亦可免除共用 〜5〜 尺度边用中SS家標iMCNS)TM規格(210X297公没) 8】.6.】〇,〇0〇張(H) (請先間讀背而之注意事項孙堝寫木頁) 210962 Λ 6 15 6 經濟部屮央樑準,^β工消合作杜印製 五、發明説明(6 ) 溶劑,即可採用純錯合劑。 新法可以分批或連續方式進行。 含有所分離姥之相的進一步處理或進一步使用,視特 定情況而定。铑可以已知方式分離,例如轉化成高級羧酸 塩,再用做觸媒。然而,包括溶劑、铑和錯合劑之相,亦 可直接用做觸媒系統。 本發明製法適於自氧化合成最多樣化生成物,分離和 回收铑。不但可成功用於尤指C2-C2。的直鏈或支鏈非環型 稀屬烴類醛化形成之粗製品,另證明可自其他烯屬不飽和 化合物,諸如不飽和醇、醛和狻酸,以及其他二烯烴和環 型烯烴,諸如二環戊二烯等醛化生成物,優異分離铑。 新穎操作程序之技術具體例,如附圖所示。本發明製 法當然亦可以其他製法變化例實施。 均勻溶於有機相內之合成氣體、烯烴、和铑觸媒,經 管綫1 ,2和3加料至反應器4。在熱交換器5內適當冷 却之生成物,經閥6抽出,以合成氣體維持充分壓力防止 铑烴基的分解。含錯合劑的水相,在管綫段內經泵7混合 至生成物流。以此方式達成相的強烈混合,且铑的萃取實 際上完全。有機相和水相在分離槽8或離心機9內分離。 本發明以下列實施例詳述之。然而,並不限於此等特 定具體例。所有濃度資料均以重量百分比(%重量)計。 實施例1 二環戊二烯在裝設磁性攪拌機的壓熱器內,於13〇 °C ,在合成氣體(CO : H2 = 1 : 1 )壓力27 MPa ,於60 ppm重量 本紙51尺度逍用中ffl a iiUiiMCNS)们規怙(210><297公At) 81. 6. 10,000張(Η) 210962 五、發明説明(7 ) 的铑(對二環戊二烯而言)做爲觸媒存在下醛化。 反應結束時,壓力降至25 MPa ,TPPTS水溶液在130 °C泵送進來,其量使P(DI)/Rh莫耳比爲1〇〇:1,而混合物 攪拌約2 — 3分鐘。反應混合物再傳送入具有底部出口的 攪拌燒瓶內,於60°C攪拌中加熱。攪拌結束時,立刻開始 分相,約30分鐘後結束。水相分析顯示醛化所用铑有94 一 96%已被萃取。隨後以有機相洗淨,即可提高姥回收比達 97 — 98 %(對醛化所用铑量而言),相當於有機相內铑殘 餘濃度〇 . 7 — 0.9 %重量。另外,可在室溫利用離心分相 ;在此情況下,不必隨後洗淨。 實施例2 — 4 在改變壓力和溫度條件下,重複實施例1。反應條件 和萃取結果列於下表。 表 (請先間請背而之注意事項^蜞艿本頁) 經濟部屮央梂準妁只工消件合作社印奴 溫度rc) 壓力(MPa) Rh回收* 80 i I 27.0 i 98.6 80 丨 5.0 97.0 130 1 5.0 97.8 *對醛化所用姥的%而言。 本紙張尺度逷用中H S家標平(CNS) ΊΜ規怙(210x297公*) 8】.6. 10,000張(Η)

Claims (1)

  1. 六、申請專利範圍 [T一種自氧化合成生成物分離和回收姥之方法,利用 錯合有機膦的水溶液加以萃取,包括:在0至20 0°c溫度 和醛化壓力條件下.,使用下式化合物之錯合有機膦,以每 莫耳铑至少5莫耳膦之量,自呈水溶性膦取代之铑碳醯基 化合物的反應生成物,萃取姥:
    經濟部中央標準局霣工消费合作杜印製 其中,Ar1,Ar2和Ar 3各爲苯或萘基,Y1,Y2和Y3各爲匕 -C4直鏈或支鏈烷基,烷氧基,鹵素原子或〇H,CN,N〇2或 WN基,其中R1和R2各爲Cr C4直鏈或支鏈烷基,X1, X2和X3各爲磺酸根(-S〇3—)或羧酸根(-COO~ ),m1,m2 和m3爲相同或不同的整數〇至3,至少m1,!!!2或m3之一等 於或大於1,η1,η2和η3爲相同或不同的整數〇至5,η 爲整數1至9,Ζ爲鹸金屬或銨離子,或鹸土金屬或鋅等 效物,此錯合有機膦爲水溶液,其中的隣濃度爲0.5至50 %重量者。 2.如申請專利範圍第1項之方法,其中Ar 1,Ar 2和 Ar 3各爲笨基,X1 , X2和/或X3爲磺酸根,m1,m2和m3之 和爲1至3,而η1,η2和η3各爲零者。 〜8〜 81.9.10,000 (請先閲讀背面之注意事項再填寫本頁) 丁 本紙張尺茂適用中國Η家標準(CNS)甲4规格(210 X 297公缝) A7210962 B7 C7 D7 穴、甲請寻利範圍 3. 如申請專利範圍第2項之方法,其中ζ+η以鹼金屬 離子爲佳,而以納離子尤佳者。 4. 如申請專利範圍第1項之方法 13 0 °C間萃取者。 5_如申請專利範圍第1項之方法 60 — 100莫耳水溶性有機膦者。 6.如申請專利範圍第1項之方法 溶性有機膦濃度爲5 — 35 %重量者。 7·如申請專利範圍第1項之方 '法 存在下進行萃取者。j 其中姥是在20和 其中每莫耳铑使月 其中水溶液內的 其中铑是在溶化 (請先閲讀背面之注意事項再填寫本頁). 丨裝. *ΤΓ. 經濟部中央揉準局员工消费合作社印製 9 本纸張尺度適用中國國家標準(CNS)甲4规格(210 X 297公缝) 81.9.10,000
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US5091350A (en) * 1984-03-26 1992-02-25 Hoechst Aktiengesellschaft Process for hydroformylation with rhodium catalysts and the separation of rhodium therefrom
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US4731485A (en) * 1984-04-03 1988-03-15 Ruhrchemie Aktiengesellschaft Process for hydroformylation with rhodium catalysts and the separation of rhodium therefrom
US4871879A (en) * 1987-10-27 1989-10-03 Hoechst Celanese Corporation Rhodium recovery from hydroformylation reaction product
DE3822037A1 (de) * 1988-06-30 1990-01-04 Hoechst Ag Verfahren zur abtrennung und wiedergewinnung von rhodium aus den produkten der oxosynthese

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DE4135049A1 (de) 1993-05-06
CA2080747A1 (en) 1993-04-25
EP0538732A1 (de) 1993-04-28
KR930007507A (ko) 1993-05-20
AU2731692A (en) 1993-04-29
JPH05261297A (ja) 1993-10-12
US5260490A (en) 1993-11-09
JPH0736897B2 (ja) 1995-04-26
KR960006927B1 (ko) 1996-05-25
BR9204067A (pt) 1993-05-04
MX9205983A (es) 1993-04-01
ZA928027B (en) 1993-04-27
CN1071605A (zh) 1993-05-05
AU653072B2 (en) 1994-09-15

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