MX166895B - Procedimiento para purificar organofosfitos terciarios - Google Patents
Procedimiento para purificar organofosfitos terciariosInfo
- Publication number
- MX166895B MX166895B MX010970A MX1097088A MX166895B MX 166895 B MX166895 B MX 166895B MX 010970 A MX010970 A MX 010970A MX 1097088 A MX1097088 A MX 1097088A MX 166895 B MX166895 B MX 166895B
- Authority
- MX
- Mexico
- Prior art keywords
- organophosphite
- tertiary
- purify
- procedure
- organophosphites
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
- C07C45/50—Preparation 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/025—Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
- C07F9/08—Esters of oxyacids of phosphorus
- C07F9/141—Esters of phosphorous acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic 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
- C07F9/6571—Heterocyclic 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
- C07F9/6574—Esters of oxyacids of phosphorus
- C07F9/65744—Esters of oxyacids of phosphorus condensed with carbocyclic or heterocyclic rings or ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic 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
- C07F9/6571—Heterocyclic 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
- C07F9/6574—Esters of oxyacids of phosphorus
- C07F9/65746—Esters of oxyacids of phosphorus the molecule containing more than one cyclic phosphorus atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic 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
- C07F9/6578—Heterocyclic 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)
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 |
---|---|
MX166895B true MX166895B (es) | 1993-02-11 |
Family
ID=21867504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX010970A MX166895B (es) | 1987-03-31 | 1988-03-30 | Procedimiento para purificar organofosfitos terciarios |
Country Status (11)
Country | Link |
---|---|
US (1) | US4835299A (en:Method) |
EP (1) | EP0285136B2 (en:Method) |
JP (1) | JPH064660B2 (en:Method) |
KR (1) | KR930005259B1 (en:Method) |
CN (1) | CN1019396B (en:Method) |
CA (1) | CA1314053C (en:Method) |
DE (1) | DE3886577T3 (en:Method) |
ES (1) | ES2046996T3 (en:Method) |
IN (1) | IN171049B (en:Method) |
MX (1) | MX166895B (en:Method) |
PL (1) | PL152658B1 (en:Method) |
Families Citing this family (73)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW213465B (en:Method) * | 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 |
US5310890A (en) * | 1992-07-22 | 1994-05-10 | Ciba-Geigy Corporation | Carbohydrate substituted dibenzoi(d,g)(1,3,2)dioxaphosphocin stabilizers |
US5310889A (en) * | 1992-07-22 | 1994-05-10 | Ciba-Geigy Corporation | Carbohydrate substituted dibenzo(d,f)(1,3,2)dioxaphosphepin stabilizers |
US5789625A (en) * | 1995-12-06 | 1998-08-04 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
US5728893A (en) * | 1995-12-06 | 1998-03-17 | Union Carbide Chemicals & Plastics Technology Corporation | Process using multistaged reactors |
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 |
US5917095A (en) * | 1996-11-26 | 1999-06-29 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
US5892119A (en) * | 1996-11-26 | 1999-04-06 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
CN1163463C (zh) | 1998-12-10 | 2004-08-25 | 三菱化学株式会社 | 醛的制备方法 |
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 |
JP4523411B2 (ja) * | 2002-08-31 | 2010-08-11 | エボニック オクセノ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 環状炭酸エステルの存在下でのオレフィン性不飽和化合物、特にオレフィンのヒドロホルミル化法 |
KR101035146B1 (ko) | 2006-11-06 | 2011-05-17 | 주식회사 엘지화학 | 옥소 공정에서 재결정화 과정에 의한 촉매 리간드 산화물의 분리 방법 |
CN101657407B (zh) * | 2007-03-20 | 2014-02-12 | 陶氏技术投资有限公司 | 改善对产物同分异构体的控制的加氢甲酰基化方法 |
WO2009035838A2 (en) | 2007-09-07 | 2009-03-19 | Dow Global Technologies Inc. | Hydrogenation of aliphatic dialdehydes to aliphatic diols |
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 |
MY155290A (en) | 2008-07-03 | 2015-09-30 | Basf Se | Process of controlling heavies in a recycle catalyst stream |
MX2011005103A (es) | 2008-11-14 | 2011-08-04 | Univ Kansas | Complejos de catalizador de metal de transicion soportados en polimeros y metodos de uso. |
US7928267B1 (en) | 2009-06-22 | 2011-04-19 | Eastman Chemical Company | Phosphite containing catalysts for hydroformylation processes |
JP5823967B2 (ja) | 2009-10-16 | 2015-11-25 | 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 | 気相ヒドロホルミル化方法 |
US8664451B2 (en) | 2009-12-22 | 2014-03-04 | Dow Technology Investments Llc | Controlling the normal:ISO aldehyde ratio in a mixed ligand hydroformylation process by controlling the olefin partial pressure |
KR101918054B1 (ko) | 2009-12-22 | 2018-11-13 | 다우 테크놀로지 인베스트먼츠 엘엘씨. | 합성 기체 분압의 조절에 의한 혼합된 리간드 하이드로폼일화 공정에서의 노말:아이소 알데하이드 비의 조절 방법 |
EP2516373B2 (en) | 2009-12-22 | 2020-08-12 | Dow Technology Investments LLC | Controlling the normal : iso aldehyde ratio in a mixed ligand hydroformylation process |
CN103153462B (zh) | 2010-10-05 | 2016-06-01 | 陶氏技术投资有限责任公司 | 加氢甲酰基化方法 |
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 |
US10227365B2 (en) * | 2011-10-31 | 2019-03-12 | Dow Technology Investments Llc | Preventing solvent of crystallization in production of polyphosphite ligands |
EP2797938B8 (de) | 2011-12-30 | 2017-08-30 | Basf Se | Verfahren zur herstellung von 6-chlorodibenzo [d,f][1,3,2]dioxaphosphepin |
BR112014016137B1 (pt) | 2011-12-30 | 2021-02-09 | Basf Se | forma cristalina não solvatada, monossolvato de tolueno cristalino, solvato de acetona cristalino, composição, processo para a preparação do monossolvato de tolueno cristalino, processo para a preparação de uma forma cristalina não solvatada, processo para a preparação do solvato de acetona cristalino, método para obter o solvato de acetona cristalino, uso de uma forma cristalina, e, método para produzir um catalisador de metal de transição |
US8841474B2 (en) | 2011-12-30 | 2014-09-23 | Basf Se | Process for preparing 6-chlorodibenzo[D,F][1,3,2]dioxaphosphepin |
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 |
MX363617B (es) | 2011-12-30 | 2019-03-28 | Basf Se | Metodo para la purificacion de compuestos de difosfitos organicos. |
US9108988B2 (en) | 2011-12-30 | 2015-08-18 | Basf Se | Method of purifying organic diphosphite compounds |
KR20140143382A (ko) | 2012-03-07 | 2014-12-16 | 바스프 에스이 | C3-c20-알데히드의 수소화 및 증류에서의 열 집적 방법 |
US8889917B2 (en) | 2012-04-12 | 2014-11-18 | Basf Se | Method of supplementing the catalyst in continuous hydroformylation |
KR102104824B1 (ko) | 2012-04-12 | 2020-04-28 | 바스프 에스이 | 연속적 히드로포르밀화에서 촉매를 보충하는 방법 |
EP2855016A1 (en) | 2012-06-04 | 2015-04-08 | Dow Technology Investments LLC | Hydroformylation process |
KR102131204B1 (ko) | 2012-08-29 | 2020-07-07 | 다우 테크놀로지 인베스트먼츠 엘엘씨. | 촉매 제조 방법 |
WO2014051975A1 (en) | 2012-09-25 | 2014-04-03 | Dow Technology Investments Llc | Process for stabilizing a phosphite ligand against degradation |
JP6174711B2 (ja) | 2012-12-06 | 2017-08-02 | 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 | ヒドロホルミル化方法 |
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 |
WO2015094781A1 (en) | 2013-12-19 | 2015-06-25 | Dow Technology Investments Llc | Hydroformylation process |
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 |
SG11201607474YA (en) * | 2014-03-12 | 2016-10-28 | Sumitomo Chemical Co | Processing stabilizer |
EP3126319B1 (en) | 2014-03-31 | 2019-07-17 | Dow Technology Investments LLC | Hydroformylation process |
US10501486B2 (en) | 2014-05-14 | 2019-12-10 | Dow Technology Investments Llc | Stabilized organophosphorous compounds |
EP3145941B1 (de) * | 2014-05-20 | 2019-12-18 | Evonik Operations 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 |
RU2730501C2 (ru) | 2015-07-28 | 2020-08-24 | Дау Текнолоджи Инвестментс Ллк | Способ приготовления стабилизированного раствора фосфорорганического соединения |
EP3147291A1 (de) * | 2015-09-28 | 2017-03-29 | Evonik Degussa GmbH | Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten |
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 |
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 |
MY189779A (en) | 2015-11-10 | 2022-03-07 | Dow Technology Investments Llc | Process for producing aldehydes |
EP3176174A1 (de) | 2015-12-03 | 2017-06-07 | Evonik Degussa GmbH | Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten |
JP6885963B2 (ja) | 2016-02-11 | 2021-06-16 | 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 | オレフィンを、アルコール、エーテル、またはそれらの組み合わせに転化するためのプロセス |
RU2020115090A (ru) | 2017-10-25 | 2021-10-29 | Дау Текнолоджи Инвестментс Ллк | Способ уменьшения образования тяжелых фракций в растворе, содержащем альдегидные соединения, образованные в процессе гидроформилирования |
WO2019094290A1 (en) | 2017-11-13 | 2019-05-16 | Dow Technology Investments Llc | Processes for recovery of rhodium from a hydroformylation process |
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 |
US20220143590A1 (en) | 2019-06-27 | 2022-05-12 | Dow Technology Investments Llc | Process to prepare solution from hydroformylation process for precious metal recovery |
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 |
CN114929660A (zh) | 2019-12-19 | 2022-08-19 | 陶氏技术投资有限责任公司 | 用于制备异戊二烯和包含至少六个碳原子的单烯烃的方法 |
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 |
KR20230120131A (ko) | 2020-12-14 | 2023-08-16 | 다우 테크놀로지 인베스트먼츠 엘엘씨. | 히드로포르밀화 공정에서 촉매 금속 책임량을 개선시키는 방법 |
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)
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:Method) * | 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 |
DE3372361D1 (en) * | 1982-06-11 | 1987-08-13 | Davy Mckee London | Hydroformylation process |
ATE26696T1 (de) * | 1982-06-11 | 1987-05-15 | Davy Mckee London | Hydroformylierungsverfahren. |
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 |
-
1987
- 1987-03-31 US US07/032,906 patent/US4835299A/en not_active Expired - Lifetime
-
1988
- 1988-03-30 DE DE3886577T patent/DE3886577T3/de not_active Expired - Lifetime
- 1988-03-30 MX MX010970A patent/MX166895B/es unknown
- 1988-03-30 IN IN203/MAS/88A patent/IN171049B/en unknown
- 1988-03-30 CN CN88102776A patent/CN1019396B/zh not_active Expired
- 1988-03-30 CA CA000562929A patent/CA1314053C/en not_active Expired - Fee Related
- 1988-03-30 KR KR1019880003471A patent/KR930005259B1/ko not_active Expired - Fee Related
- 1988-03-30 ES ES88105185T patent/ES2046996T3/es not_active Expired - Lifetime
- 1988-03-30 EP EP88105185A patent/EP0285136B2/en not_active Expired - Lifetime
- 1988-03-31 JP JP63076654A patent/JPH064660B2/ja not_active Expired - Lifetime
- 1988-03-31 PL PL1988271548A patent/PL152658B1/pl unknown
Also Published As
Publication number | Publication date |
---|---|
JPH064660B2 (ja) | 1994-01-19 |
EP0285136B1 (en) | 1993-12-29 |
DE3886577D1 (de) | 1994-02-10 |
KR880011179A (ko) | 1988-10-27 |
US4835299A (en) | 1989-05-30 |
CN88102776A (zh) | 1988-11-23 |
EP0285136A2 (en) | 1988-10-05 |
EP0285136A3 (en) | 1989-11-23 |
JPH02231497A (ja) | 1990-09-13 |
EP0285136B2 (en) | 1999-10-20 |
DE3886577T2 (de) | 1994-04-28 |
DE3886577T3 (de) | 2000-01-13 |
ES2046996T3 (es) | 1994-02-16 |
PL152658B1 (en) | 1991-01-31 |
CN1019396B (zh) | 1992-12-09 |
KR930005259B1 (ko) | 1993-06-17 |
PL271548A1 (en) | 1989-01-23 |
IN171049B (en:Method) | 1992-07-04 |
CA1314053C (en) | 1993-03-02 |
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