ES2046996T3 - Procedimiento para purificar organofosfitos terciarios. - Google Patents

Procedimiento para purificar organofosfitos terciarios.

Info

Publication number
ES2046996T3
ES2046996T3 ES88105185T ES88105185T ES2046996T3 ES 2046996 T3 ES2046996 T3 ES 2046996T3 ES 88105185 T ES88105185 T ES 88105185T ES 88105185 T ES88105185 T ES 88105185T ES 2046996 T3 ES2046996 T3 ES 2046996T3
Authority
ES
Spain
Prior art keywords
purify
procedure
tertiary organophosphites
organophosphites
tertiary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES88105185T
Other languages
English (en)
Spanish (es)
Inventor
John Michael Maher
Ernst Nmn Billig
David Robert Bryant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21867504&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2046996(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of ES2046996T3 publication Critical patent/ES2046996T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • 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
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/025Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/08Esters of oxyacids of phosphorus
    • C07F9/141Esters of phosphorous acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6571Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
    • C07F9/6574Esters of oxyacids of phosphorus
    • C07F9/65744Esters of oxyacids of phosphorus condensed with carbocyclic or heterocyclic rings or ring systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6571Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
    • C07F9/6574Esters of oxyacids of phosphorus
    • C07F9/65746Esters of oxyacids of phosphorus the molecule containing more than one cyclic phosphorus atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6578Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and sulfur atoms with or without oxygen atoms, as ring hetero atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
ES88105185T 1987-03-31 1988-03-30 Procedimiento para purificar organofosfitos terciarios. Expired - Lifetime ES2046996T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/032,906 US4835299A (en) 1987-03-31 1987-03-31 Process for purifying tertiary organophosphites

Publications (1)

Publication Number Publication Date
ES2046996T3 true ES2046996T3 (es) 1994-02-16

Family

ID=21867504

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88105185T Expired - Lifetime ES2046996T3 (es) 1987-03-31 1988-03-30 Procedimiento para purificar organofosfitos terciarios.

Country Status (11)

Country Link
US (1) US4835299A (en])
EP (1) EP0285136B2 (en])
JP (1) JPH064660B2 (en])
KR (1) KR930005259B1 (en])
CN (1) CN1019396B (en])
CA (1) CA1314053C (en])
DE (1) DE3886577T3 (en])
ES (1) ES2046996T3 (en])
IN (1) IN171049B (en])
MX (1) MX166895B (en])
PL (1) PL152658B1 (en])

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW213465B (en]) * 1991-06-11 1993-09-21 Mitsubishi Chemicals Co Ltd
US5391799A (en) * 1992-05-05 1995-02-21 Ciba-Geigy Corporation Process for the preparation 6-chloro-2,4,8,10-tetra-butyldibenzo[d,f][1,3,2]dioxaphoshepin
US5292785A (en) * 1992-05-05 1994-03-08 Ciba-Geigy Corporation Bis-phosphite stabilized compositions
US5310889A (en) * 1992-07-22 1994-05-10 Ciba-Geigy Corporation Carbohydrate substituted dibenzo(d,f)(1,3,2)dioxaphosphepin stabilizers
US5310890A (en) * 1992-07-22 1994-05-10 Ciba-Geigy Corporation Carbohydrate substituted dibenzoi(d,g)(1,3,2)dioxaphosphocin stabilizers
US5789625A (en) * 1995-12-06 1998-08-04 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed processes
US5763680A (en) * 1995-12-06 1998-06-09 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed process
US5892127A (en) * 1996-04-24 1999-04-06 Union Carbide Chemicals & Plastics Technology Corporation Processes for producing 1,6-hexanedials and derivatives
TW482765B (en) * 1996-08-05 2002-04-11 Sumitomo Chemical Co Phosphites, process for producing the same and their use
US5892119A (en) * 1996-11-26 1999-04-06 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed processes
US5917095A (en) * 1996-11-26 1999-06-29 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed processes
DE69916560T2 (de) 1998-12-10 2005-04-14 Mitsubishi Chemical Corp. Verfahren zur Herstellung von Aldehyden
DE10148551A1 (de) * 2001-10-01 2003-04-10 Bayer Ag Chirale Monophosphorverbindungen
DE10220801A1 (de) * 2002-05-10 2003-11-20 Oxeno Olefinchemie Gmbh Verfahren zur Rhodium-katalysierten Hydroformylierung von Olefinen unter Reduzierung der Rhodiumverluste
MXPA05002283A (es) * 2002-08-31 2005-06-08 Oxeno Olefinchemie Gmbh Procedimiento para la hidroformilacion de compuestos olefinicamente insaturados, en particular olefinas, en presencia de esteres de acido carbonico ciclicos.
KR101035146B1 (ko) 2006-11-06 2011-05-17 주식회사 엘지화학 옥소 공정에서 재결정화 과정에 의한 촉매 리간드 산화물의 분리 방법
BRPI0808297B1 (pt) * 2007-03-20 2017-02-07 Dow Technology Investments Llc processo de hidroformilação
JP5416119B2 (ja) 2007-09-07 2014-02-12 ダウ グローバル テクノロジーズ エルエルシー 脂肪族ジアルデヒドの脂肪族ジオールへの水素化
US7872157B2 (en) * 2007-12-26 2011-01-18 Eastman Chemical Company Phosphonite containing catalysts for hydroformylation processes
US7872156B2 (en) * 2007-12-26 2011-01-18 Eastman Chemical Company Fluorophosphite containing catalysts for hydroformylation processes
EP2703380B1 (en) 2008-07-03 2015-11-04 Dow Technology Investments LLC Process for working up a hydroformylation output
JP5670909B2 (ja) 2008-11-14 2015-02-18 ユニバーシティ・オブ・カンザス ポリマーに担持された遷移金属触媒錯体、及びその使用方法
US7928267B1 (en) 2009-06-22 2011-04-19 Eastman Chemical Company Phosphite containing catalysts for hydroformylation processes
WO2011046781A1 (en) 2009-10-16 2011-04-21 Dow Technology Investments Llc Gas phase hydroformylation process
ES2446722T5 (es) 2009-12-22 2020-03-20 Dow Technology Investments Llc Control de la relación aldehído normal:isoaldehído en un proceso de hidroformilación de ligando mixto mediante el control de la presión parcial del gas de síntesis
WO2011087690A1 (en) 2009-12-22 2011-07-21 Dow Technology Investments Llc Controlling the normal : iso aldehyde ratio in a mixed ligand hydroformylation process
EP2581362B1 (en) 2009-12-22 2018-01-31 Dow Technology Investments LLC Controlling the normal:iso aldehyde ratio in a mixed ligand hydroformylation process
WO2012047514A1 (en) 2010-10-05 2012-04-12 Dow Technology Investments Llc Hydroformylation process
DE102011002639A1 (de) * 2011-01-13 2012-07-19 Evonik Oxeno Gmbh Verfahren zur Herstellung von Biphephos
SA112330271B1 (ar) 2011-04-18 2015-02-09 داو تكنولوجى انفستمنتس ال ال سى تخفيف التلوث في عمليات هيدروفورملة عن طريق إضافة الماء
CN104093729B (zh) * 2011-10-31 2016-09-07 陶氏技术投资有限责任公司 防止多亚磷酸酯配体生产中的溶剂结晶
US9108988B2 (en) 2011-12-30 2015-08-18 Basf Se Method of purifying organic diphosphite compounds
US8841474B2 (en) 2011-12-30 2014-09-23 Basf Se Process for preparing 6-chlorodibenzo[D,F][1,3,2]dioxaphosphepin
EP2797938B8 (de) 2011-12-30 2017-08-30 Basf Se Verfahren zur herstellung von 6-chlorodibenzo [d,f][1,3,2]dioxaphosphepin
ES2931047T3 (es) 2011-12-30 2022-12-23 Basf Se Forma cristalina no solvatada de 6,6'-[[3,3',5,5'-tetrakis(1,1-dimetiletil)-[1,1'-bifenilo]-2,2'-diilo]bis(oxi)]bis-dibenzo [d,f] [1,3,2]-dioxafosfepina
US8796481B2 (en) 2011-12-30 2014-08-05 Basf Se Crystalline solvate and non-solvated forms of 6,6′-[[3,3′,5,5′-tetrakis(1,1-dimethylethyl)-[1,1′biphenyl]-2,2′-diyl]bis(oxy)]bis-dibenzo [d,f] [1,3,2]-dioxaphosphepine
KR101645351B1 (ko) 2011-12-30 2016-08-03 바스프 에스이 유기 디포스파이트 화합물의 정제 방법
SG10201607488XA (en) 2012-03-07 2016-10-28 Basf Se Method for thermal integration in the hydrogenation and distillation of c3-c20 aldehydes
US8889917B2 (en) 2012-04-12 2014-11-18 Basf Se Method of supplementing the catalyst in continuous hydroformylation
PL2836474T3 (pl) 2012-04-12 2018-06-29 Basf Se Sposób uzupełniania katalizatora podczas ciągłego hydroformylowania
MX358981B (es) 2012-06-04 2018-09-11 Dow Technology Investments Llc Proceso de hidroformilacion.
BR112015003762B1 (pt) 2012-08-29 2021-04-13 Dow Technology Investments Llc Processo para a formação de um catalisador de hidroformilação
MX2015003905A (es) 2012-09-25 2015-07-17 Dow Technology Investments Llc Proceso para estabilizar un ligando fosfito contra la degradacion.
CN104837800B (zh) 2012-12-06 2017-08-29 陶氏技术投资有限责任公司 氢甲酰化方法
WO2015094781A1 (en) 2013-12-19 2015-06-25 Dow Technology Investments Llc Hydroformylation process
CN104725170B (zh) 2013-12-19 2019-08-23 陶氏技术投资有限责任公司 加氢甲酰化方法
DE102014201756A1 (de) 2014-01-31 2015-08-06 Evonik Degussa Gmbh Reinigung chlorverschmutzter Organophosphorverbindungen
DE102014202500A1 (de) * 2014-02-12 2015-08-13 Evonik Degussa Gmbh Verfahren zur Reduzierung des Chlorgehalts von Organobisphosphiten
KR20160132013A (ko) * 2014-03-12 2016-11-16 스미또모 가가꾸 가부시끼가이샤 가공 안정제
KR102362007B1 (ko) 2014-03-31 2022-02-11 다우 테크놀로지 인베스트먼츠 엘엘씨. 하이드로포르밀화 공정
CN106660915B (zh) * 2014-05-14 2020-08-14 陶氏技术投资有限责任公司 稳定的有机磷化合物
WO2015176929A1 (de) 2014-05-20 2015-11-26 Evonik Degussa Gmbh Verfahren zur reduzierung des chlorgehalts von organomonophosphiten unter verwendung von dimethylaminobutan, triethylamin oder triethanolamin
MY184826A (en) 2014-12-04 2021-04-24 Dow Technology Investments Llc Hydroformylation process
PL3328818T3 (pl) 2015-07-28 2020-10-19 Dow Technology Investments Llc Sposób wytwarzania stabilizowanego roztworu związku fosforoorganicznego
EP3147291A1 (de) * 2015-09-28 2017-03-29 Evonik Degussa GmbH Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten
TWI709566B (zh) 2015-09-30 2020-11-11 美商陶氏科技投資公司 用於製造有機磷化合物的方法
TWI709568B (zh) 2015-09-30 2020-11-11 美商陶氏科技投資公司 用於製造有機磷化合物的方法
RU2719438C2 (ru) 2015-11-10 2020-04-17 Дау Текнолоджи Инвестментс Ллк Способ получения альдегидов
EP3176174A1 (de) 2015-12-03 2017-06-07 Evonik Degussa GmbH Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten
CA3014177C (en) 2016-02-11 2023-12-12 Dow Technology Investments Llc Processes for converting olefins to alcohols, ethers, or combinations thereof
WO2019083700A1 (en) 2017-10-25 2019-05-02 Dow Technology Investments Llc PROCESS FOR REDUCING THE FORMATION OF HEAVY MINERALS IN A SOLUTION COMPRISING ALDEHYDE COMPOUNDS FORMED DURING A HYDROFORMYLATION PROCESS
JP7269238B2 (ja) 2017-11-13 2023-05-08 ダウ テクノロジー インベストメンツ リミティド ライアビリティー カンパニー ヒドロホルミル化プロセスからロジウムを回収するためのプロセス
CN113179638B (zh) 2018-11-29 2023-11-28 陶氏技术投资有限责任公司 加氢甲酰化工艺
PL3990176T3 (pl) 2019-06-27 2025-01-27 Dow Technology Investments Llc Proces przygotowania roztworu z procesu hydroformylowania do odzysku metali szlachetnych
TWI874467B (zh) 2019-11-05 2025-03-01 美商陶氏科技投資有限公司 用於自c6或更高碳數烯烴氫甲醯化製程之催化劑淨化流回收銠之方法
WO2021126421A1 (en) 2019-12-19 2021-06-24 Dow Technology Investments Llc Processes for preparing isoprene and mono-olefins comprising at least six carbon atoms
CN114075244B (zh) * 2020-08-18 2024-06-04 中国石油化工股份有限公司 一种双齿亚磷酸酯及其纯化方法和应用
EP4011891A1 (de) 2020-12-09 2022-06-15 Covestro Deutschland AG Verfahren zur herstellung von flammgeschützten pur/pir-hartschaumstoffen
EP4259598A1 (en) 2020-12-14 2023-10-18 Dow Technology Investments LLC Processes to improve catalytic metal accountability in hydroformylation processes
CN118103532A (zh) 2021-11-11 2024-05-28 陶氏技术投资有限责任公司 用于从加氢甲酰化过程中回收铑的方法
CN115677757B (zh) * 2022-11-21 2023-07-25 江苏极易新材料有限公司 一种低氯离子含量的三(2,4-二叔丁基苯基)亚磷酸酯提纯方法
WO2024228768A1 (en) 2023-05-04 2024-11-07 Dow Technology Investments Llc Hydroformylation process
WO2025029349A1 (en) 2023-08-03 2025-02-06 Dow Technology Investments Llc Hydroformylation process

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA694472A (en) * 1964-09-15 E. Jones William Selective extraction process
US3356775A (en) * 1963-07-31 1967-12-05 Monsanto Co Purification of triaryl phosphates
US3415906A (en) * 1964-05-29 1968-12-10 Hooker Chemical Corp Phosphite phospholane and phosphorinane compounds
US3511880A (en) * 1966-09-16 1970-05-12 Union Oil Co Hydrocarbonylation process
US3527809A (en) * 1967-08-03 1970-09-08 Union Carbide Corp Hydroformylation process
SU389100A1 (ru) * 1971-05-24 1973-07-05 Способ разделения моно- и диалкиловых эфиров фосфорной кислоты
FR2259104B1 (en]) * 1974-01-25 1976-11-26 Rhone Poulenc Ind
US3876395A (en) * 1974-03-07 1975-04-08 Union Carbide Corp Method for the adsorption of sulfur dioxide
US3917469A (en) * 1974-07-24 1975-11-04 Union Carbide Corp Method for the removal of sulfur dioxide from gas mixtures
US4351759A (en) * 1978-01-03 1982-09-28 Ciba-Geigy Corporation Alkylated 2,2'-biphenylene phosphites and stabilized compositions
DE2837027A1 (de) * 1978-08-24 1980-03-06 Bayer Ag Neue phosphorigsaeureester und ihre verwendung zur stabilisierung von polyamiden
US4258215A (en) * 1979-08-29 1981-03-24 Eastman Kodak Company Hydroformylation process
DE3371067D1 (en) * 1982-06-11 1987-05-27 Davy Mckee London Hydroformylation process
DE3372361D1 (en) * 1982-06-11 1987-08-13 Davy Mckee London Hydroformylation process
US4532085A (en) * 1983-07-05 1985-07-30 Stauffer Chemical Company Phosphate ester recovery
GB8334359D0 (en) * 1983-12-23 1984-02-01 Davy Mckee Ltd Process
US4599206A (en) * 1984-02-17 1986-07-08 Union Carbide Corporation Transition metal complex catalyzed reactions
US4737588A (en) * 1984-12-28 1988-04-12 Union Carbide Corporation Transition metal complex catalyzed reactions
US4668651A (en) * 1985-09-05 1987-05-26 Union Carbide Corporation Transition metal complex catalyzed processes
US4748261A (en) * 1985-09-05 1988-05-31 Union Carbide Corporation Bis-phosphite compounds
US4774361A (en) * 1986-05-20 1988-09-27 Union Carbide Corporation Transition metal complex catalyzed reactions

Also Published As

Publication number Publication date
DE3886577D1 (de) 1994-02-10
JPH02231497A (ja) 1990-09-13
PL152658B1 (en) 1991-01-31
DE3886577T2 (de) 1994-04-28
CA1314053C (en) 1993-03-02
PL271548A1 (en) 1989-01-23
KR880011179A (ko) 1988-10-27
KR930005259B1 (ko) 1993-06-17
EP0285136B2 (en) 1999-10-20
MX166895B (es) 1993-02-11
EP0285136A3 (en) 1989-11-23
CN1019396B (zh) 1992-12-09
US4835299A (en) 1989-05-30
JPH064660B2 (ja) 1994-01-19
EP0285136B1 (en) 1993-12-29
CN88102776A (zh) 1988-11-23
DE3886577T3 (de) 2000-01-13
IN171049B (en]) 1992-07-04
EP0285136A2 (en) 1988-10-05

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