KR100555707B1 - 이중 금속 시안화물 촉매에 의한 글리세린의 직접폴리옥시알킬화 반응 - Google Patents
이중 금속 시안화물 촉매에 의한 글리세린의 직접폴리옥시알킬화 반응 Download PDFInfo
- Publication number
- KR100555707B1 KR100555707B1 KR1020007002804A KR20007002804A KR100555707B1 KR 100555707 B1 KR100555707 B1 KR 100555707B1 KR 1020007002804 A KR1020007002804 A KR 1020007002804A KR 20007002804 A KR20007002804 A KR 20007002804A KR 100555707 B1 KR100555707 B1 KR 100555707B1
- Authority
- KR
- South Korea
- Prior art keywords
- reactor
- glycerin
- molecular weight
- acid
- initiator
- 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
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/2663—Metal cyanide catalysts, i.e. DMC's
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2696—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the process or apparatus used
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/932,613 | 1997-09-17 | ||
| US08/932,613 US6077978A (en) | 1997-09-17 | 1997-09-17 | Direct polyoxyalkylation of glycerine with double metal cyanide catalysis |
| PCT/EP1998/005381 WO1999014258A1 (en) | 1997-09-17 | 1998-08-25 | Direct polyoxyalkylation of glycerine with double metal cyanide catalysis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20010024062A KR20010024062A (ko) | 2001-03-26 |
| KR100555707B1 true KR100555707B1 (ko) | 2006-03-03 |
Family
ID=25462600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020007002804A Expired - Lifetime KR100555707B1 (ko) | 1997-09-17 | 1998-08-25 | 이중 금속 시안화물 촉매에 의한 글리세린의 직접폴리옥시알킬화 반응 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6077978A (enExample) |
| EP (1) | EP1017738B2 (enExample) |
| JP (1) | JP4335437B2 (enExample) |
| KR (1) | KR100555707B1 (enExample) |
| CN (1) | CN1116336C (enExample) |
| AU (1) | AU737141B2 (enExample) |
| BR (1) | BR9812211A (enExample) |
| CA (1) | CA2301210C (enExample) |
| CZ (1) | CZ297812B6 (enExample) |
| DE (1) | DE69804234T3 (enExample) |
| ES (1) | ES2174496T5 (enExample) |
| ID (1) | ID24339A (enExample) |
| PL (1) | PL191179B1 (enExample) |
| RU (1) | RU2245344C2 (enExample) |
| TW (1) | TW397848B (enExample) |
| WO (1) | WO1999014258A1 (enExample) |
Families Citing this family (80)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19917897A1 (de) † | 1999-04-20 | 2000-10-26 | Basf Ag | Verfahren zur Herstellung von Polyurethanen |
| US6669850B1 (en) * | 1999-08-25 | 2003-12-30 | Xerox Corporation | Purification process |
| DE19949092A1 (de) * | 1999-10-12 | 2001-04-19 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
| US6359101B1 (en) | 1999-12-15 | 2002-03-19 | Synuthane International, Inc. | Preparing polyether polyols with DMC catalysts |
| DE10001779A1 (de) * | 2000-01-18 | 2001-07-19 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
| CA2400499A1 (en) * | 2000-02-28 | 2001-09-07 | Troys Polymers | Process for chemical recycling of polyurethane-containing scrap |
| AU2001255735A1 (en) | 2000-04-28 | 2001-11-12 | Synuthane International, Inc. | Double metal cyanide catalysts containing polyglycol ether complexing agents |
| US6491846B1 (en) * | 2001-06-21 | 2002-12-10 | Bayer Antwerpen, N.V. | Process for the in-situ production of polyol blends, the in-situ produced polyol blends, and their use in the production of viscoelastic foam |
| US20060183882A1 (en) * | 2001-12-21 | 2006-08-17 | Dexheimer Edward M | Continuous process for preparation of polyether polyols |
| DE10205086A1 (de) † | 2002-02-07 | 2003-08-21 | Basf Ag | Verfahren zur Aktivierung von Doppelmetallcyanid-Verbindungen |
| US6835801B2 (en) * | 2002-07-19 | 2004-12-28 | Bayer Antwerp, N.V. | Activated starter mixtures and the processes related thereto |
| TW200420613A (en) | 2003-01-28 | 2004-10-16 | Asahi Glass Co Ltd | Polyether polyol composition and use thereof |
| US7005552B2 (en) | 2003-11-03 | 2006-02-28 | Bayer Materialscience Llc | Single reactor synthesis of KOH-capped polyols based on DMC-synthesized intermediates |
| US20050209438A1 (en) * | 2004-03-19 | 2005-09-22 | Browne Edward P | Starter feed stream acidification in DMC-catalyzed process |
| US20060229375A1 (en) * | 2005-04-06 | 2006-10-12 | Yu-Ling Hsiao | Polyurethane foams made with alkoxylated vegetable oil hydroxylate |
| US20060235100A1 (en) * | 2005-04-13 | 2006-10-19 | Kaushiva Bryan D | Polyurethane foams made with vegetable oil hydroxylate, polymer polyol and aliphatic polyhydroxy alcohol |
| CN100358634C (zh) * | 2005-08-29 | 2008-01-02 | 武汉理工大学 | 一种金属多配体配合物催化剂及其制备方法 |
| US7323605B2 (en) * | 2005-11-09 | 2008-01-29 | Bayer Materialscience Llc | Double metal cyanide-catalyzed, low unsaturation polyethers from boron-containing starters |
| US20080021191A1 (en) * | 2006-07-20 | 2008-01-24 | Reese Jack R | High water content tolerant process for the production of polyethers |
| DE102007057147A1 (de) | 2007-11-28 | 2009-06-04 | Evonik Goldschmidt Gmbh | Verfahren zur Alkoxylierung mit DMC-Katalysatoren im Schlaufenreaktor mit Strahlsauger |
| DE102007057145A1 (de) | 2007-11-28 | 2009-06-04 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung von Polyetheralkoholen mit DMC-Katalysatoren unter Verwendung von SiH-Gruppen tragenden Verbindungen als Additive |
| DE102007057146A1 (de) | 2007-11-28 | 2009-06-04 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung von Polyetheralkoholen mit DMC-Katalysatoren unter Verwendung von speziellen Additiven mit aromatischer Hydroxy-Funktionalisierung |
| DE102008000360A1 (de) | 2008-02-21 | 2009-08-27 | Evonik Goldschmidt Gmbh | Neue Alkoxysilylgruppen tragende Polyetheralkohole durch Alkoxylierung epoxidfunktioneller Alkoxysilane an Doppelmetallcyanid (DMC)-Katalysatoren, sowie Verfahren zu deren Herstellung |
| DE102008000903A1 (de) | 2008-04-01 | 2009-10-08 | Evonik Goldschmidt Gmbh | Neue Organosiloxangruppen tragende Polyetheralkohole durch Alkoxylierung epoxidfunktioneller (Poly)Organosiloxane an Doppelmetallcyanid (DMC)-Katalysatoren, sowie Verfahren zu deren Herstellung |
| DE102008002713A1 (de) | 2008-06-27 | 2009-12-31 | Evonik Goldschmidt Gmbh | Neue Polyethersiloxane enthaltende Alkoxylierungsprodukte durch direkte Alkoxylierung organomodifizierter alpha, omega-Dihydroxysiloxane an Doppelmetallcyanid (DMC)-Katalysatoren, sowie Verfahren zu deren Herstellung |
| DE102009002371A1 (de) | 2009-04-15 | 2010-10-21 | Evonik Goldschmidt Gmbh | Verfahren zur Herstellung von geruchlosen Polyetheralkoholen mittels DMC-Katalysatoren und deren Verwendung in kosmetischen und/oder dermatologischen Zubereitungen |
| US20100324340A1 (en) * | 2009-06-23 | 2010-12-23 | Bayer Materialscience Llc | Short chain polyether polyols prepared from ultra-low water-content starters via dmc catalysis |
| CN102574978B (zh) * | 2009-09-07 | 2014-10-01 | 国际壳牌研究有限公司 | 制备聚氨酯泡沫的方法 |
| MX2012003697A (es) | 2009-09-30 | 2012-04-19 | Basf Se | Polimeros alcoxilados. |
| AU2010304291A1 (en) * | 2009-10-05 | 2012-05-03 | Asahi Glass Company, Limited | Polyethers and method for producing the same |
| US9074044B2 (en) | 2009-12-14 | 2015-07-07 | Dow Global Technologies Llc | Method for continuously producing low equivalent weight polyols using double metal cyanide catalysts |
| WO2011160296A1 (en) | 2010-06-23 | 2011-12-29 | Basf Se | Modified double metal cyanide catalyst |
| GB2482176A (en) * | 2010-07-23 | 2012-01-25 | Christopher Wickham Noakes | Production of polyols for use in low ball rebound polyurethane foams |
| DE102010038774A1 (de) | 2010-08-02 | 2012-02-02 | Evonik Goldschmidt Gmbh | Modifizierte Alkoxylierungsprodukte, die zumindest eine nicht-terminale Alkoxysilylgruppe aufweisen, mit erhöhter Lagerstabilität und erhöhter Dehnbarkeit der unter deren Verwendung hergestellten Polymere |
| DE102010038768A1 (de) | 2010-08-02 | 2012-02-02 | Evonik Goldschmidt Gmbh | Modifizierte Alkoxylierungsprodukte mit mindestens einer nicht-terminalen Alkoxysilylgruppe mit erhöhter Lagerstabilität und erhöhter Dehnbarkeit der unter deren Verwendung hergestellten Polymere |
| WO2012084760A1 (de) | 2010-12-20 | 2012-06-28 | Bayer Materialscience Ag | Verfahren zur herstellung von polyetheresterpolyolen |
| BR112013015393A2 (pt) | 2010-12-20 | 2016-09-20 | Bayer Ip Gmbh | método para a preparação de poliéter polióis |
| US9040657B2 (en) | 2010-12-27 | 2015-05-26 | Dow Global Technologies Llc | Alkylene oxide polymerization using a double metal cyanide catalyst complex and a magnesium, Group 3-Group 15 metal or lanthanide series metal compound |
| KR101404702B1 (ko) | 2011-03-08 | 2014-06-17 | 에스케이이노베이션 주식회사 | 에테르 결합 단위체를 함유한 이산화탄소/에폭사이드 공중합체의 제조 방법 |
| CN103476829B (zh) | 2011-03-31 | 2016-01-20 | 陶氏环球技术有限责任公司 | 利用超酸和双金属氰化物催化剂生产短链多官能聚醚多元醇的方法 |
| JP6373756B2 (ja) | 2011-06-30 | 2018-08-15 | バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツングBayer Intellectual Property GmbH | 高分子量ポリエーテルポリオールの製造方法 |
| EP2543689B1 (en) | 2011-07-04 | 2016-08-10 | Repsol, S.A. | Continuous method for the synthesis of polyols |
| US9826734B2 (en) | 2011-07-26 | 2017-11-28 | Clariant International Ltd. | Etherified lactate esters, method for the production thereof and use thereof for enhancing the effect of plant protecting agents |
| DE102012203737A1 (de) | 2012-03-09 | 2013-09-12 | Evonik Goldschmidt Gmbh | Modifizierte Alkoxylierungsprodukte, die zumindest eine nicht-terminale Alkoxysilylgruppe aufweisen und mehrere Urethangruppen enthalten und deren Verwendung |
| US20130289150A1 (en) | 2012-04-26 | 2013-10-31 | Bayer Materialscience Ag | Viscoelastic polyurethane foams |
| EP2671893A1 (de) | 2012-06-06 | 2013-12-11 | Bayer MaterialScience AG | Verfahren zur Herstellung von Omega-Hydroxy-Aminopolymeren |
| US10358404B2 (en) | 2012-06-21 | 2019-07-23 | Covestro Llc | Process for the production of low molecular weight impact polyethers |
| US9890100B2 (en) | 2013-03-14 | 2018-02-13 | Covestro Llc | Continuous process for the production of low molecular weight polyethers with a DMC catalyst |
| US10669368B2 (en) | 2013-03-15 | 2020-06-02 | Covestro Llc | Method to increase the resistance of double metal cyanide catalysts to deactivation |
| DE102013216751A1 (de) | 2013-08-23 | 2015-02-26 | Evonik Industries Ag | Modifizierte Alkoxylierungsprodukte, die Alkoxysilylgruppen aufweisen und Urethangruppen enthalten und deren Verwendung |
| CN105579491B (zh) | 2013-09-27 | 2018-07-24 | 陶氏环球技术有限责任公司 | 用于制造聚(环氧丁烷)多元醇的方法 |
| EP2876121A1 (de) | 2013-11-22 | 2015-05-27 | Bayer MaterialScience AG | Einsatz von Urethan-Alkoholen zur Herstellung von Polyetherpolyolen |
| ES2854278T3 (es) | 2015-03-31 | 2021-09-21 | Dow Global Technologies Llc | Formulaciones de espuma semiflexible |
| US10766997B2 (en) | 2015-03-31 | 2020-09-08 | Dow Global Technologies Llc | Polyether polyol compositions |
| EP3098251A1 (de) | 2015-05-26 | 2016-11-30 | Covestro Deutschland AG | Einsatz von alkoholen, die mindestens zwei urethangruppen enthalten, zur herstellung von polyetherpolyolen |
| AR104981A1 (es) | 2015-06-20 | 2017-08-30 | Dow Global Technologies Llc | Proceso continuo para producir polioles de poliéter que tienen un elevado contenido de óxido de etileno polimerizado, mediante el uso de un complejo catalizador de cianuro de metal doble y un compuesto metálico de la serie de lantanida o metal del grupo 3 - grupo 15, magnesio |
| JP2018519397A (ja) | 2015-07-02 | 2018-07-19 | コベストロ、リミテッド、ライアビリティ、カンパニーCovestro Llc | Dmc触媒およびスターターの連続的添加を使用したポリエーテルポリオールの製造方法 |
| US10626212B2 (en) | 2015-07-06 | 2020-04-21 | Dow Global Technologies Llc | Polyurethane prepolymers |
| US10457775B2 (en) | 2015-08-26 | 2019-10-29 | Covestro Deutschland Ag | Method for producing high molecular weight polyoxyalkylene polyols |
| EP3138865A1 (de) | 2015-09-07 | 2017-03-08 | Basf Se | Verfahren zur herstellung von polyetherpolyolen |
| US9879114B2 (en) | 2015-12-22 | 2018-01-30 | Covestro Llc | Process for the production of low molecular weight polyoxyalkylene polyols |
| SG11201809538TA (en) | 2016-05-13 | 2018-11-29 | Covestro Deutschland Ag | Method for the preparation of polyoxyalkylene polyols |
| US10258953B2 (en) | 2016-08-05 | 2019-04-16 | Covestro Llc | Systems and processes for producing polyether polyols |
| EP3622003B1 (en) | 2017-05-10 | 2024-11-27 | Dow Global Technologies LLC | Polyether polymerization process |
| JP7266025B2 (ja) | 2017-09-15 | 2023-04-27 | ダウ グローバル テクノロジーズ エルエルシー | ポリエーテルポリオールを作製するための連続プロセス |
| CN109762123A (zh) * | 2017-11-09 | 2019-05-17 | 山东蓝星东大有限公司 | 聚酯醚二醇及制法和由其制备的聚氨酯弹性体及制法 |
| JP6510098B1 (ja) * | 2018-02-14 | 2019-05-08 | Agc株式会社 | ポリウレタンフォーム製造用組成物、ポリオールシステム液及びポリウレタンフォームの製造方法 |
| WO2020062816A1 (zh) | 2018-09-29 | 2020-04-02 | 杭州普力材料科技有限公司 | 一种混合酸改性的锌钴双金属氰化物催化剂及其制备方法 |
| US10738155B2 (en) | 2018-12-19 | 2020-08-11 | Covestro Llc | Product-to-product process for preparation of low viscosity polyoxyalkylene polyols |
| US10961347B2 (en) | 2018-12-19 | 2021-03-30 | Covestro Llc | Process for preparing polyoxyalkylene polyols by the continuous addition of starter |
| US10723829B2 (en) | 2018-12-19 | 2020-07-28 | Covestro Llc | Product-to-product process for preparation of low viscosity polyoxyalkylene polyols |
| CN113195591B (zh) | 2018-12-21 | 2024-05-07 | 陶氏环球技术有限责任公司 | 聚醚聚合方法 |
| EP3931235B1 (en) | 2019-02-28 | 2023-09-13 | Dow Global Technologies LLC | Polyether polymerization process |
| US10723830B1 (en) | 2019-03-28 | 2020-07-28 | Covestro Llc | Product-to-product process for preparation of low viscosity polyoxyalkylene polyether polyols |
| EP3747927A1 (de) | 2019-06-05 | 2020-12-09 | Covestro Deutschland AG | Verfahren zur kontinuierlichen herstellung von polyoxyalkylenpolyolen |
| EP4461762A1 (de) | 2023-05-11 | 2024-11-13 | Covestro Deutschland AG | Verfahren zur herstellung einer mischung enthaltend ein polyoxyalkylenpolyol; mischung und verbindungen erhältlich aus dem verfahren |
| WO2025128194A1 (en) | 2023-12-15 | 2025-06-19 | Dow Global Technologies Llc | Viscoelastic polyurethane foam and method of making |
| WO2025128192A1 (en) | 2023-12-15 | 2025-06-19 | Dow Global Technologies Llc | High-resiliency polyurethane foam and method of making |
| WO2025128193A1 (en) | 2023-12-15 | 2025-06-19 | Dow Global Technologies Llc | Hypersoft polyurethane foam and method of making |
| KR102876422B1 (ko) * | 2024-10-28 | 2025-10-27 | 금강침대 주식회사 | 대두기반 폴리올을 이용한 친환경 침대용 매트리스 폼의 제조방법 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0090445A2 (en) * | 1982-03-31 | 1983-10-05 | Shell Internationale Researchmaatschappij B.V. | Improved process for the polymerization of epoxides |
| WO1997029146A1 (en) * | 1996-02-07 | 1997-08-14 | Arco Chemical Technology, L.P. | Preparation of double metal cyanide-catalyzed polyols by continuous addition of starter |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2578816A (en) * | 1949-03-07 | 1951-12-18 | Swift & Co | Glycerin refining |
| US4987271A (en) * | 1989-02-17 | 1991-01-22 | Asahi Glass Company, Ltd. | Method for purifying a polyoxyalkylene alcohol |
| US5391722A (en) * | 1990-03-30 | 1995-02-21 | Olin Corporation | Acid-catalyzed fabrication of precursors for use in making polyols using double metal cyanide catalysts |
| WO1991018909A1 (en) * | 1990-03-30 | 1991-12-12 | Olin Corporation | Process for removing double metal cyanide complex catalyst residues from catalyst-residue containing polyols |
| US5144093A (en) * | 1991-04-29 | 1992-09-01 | Olin Corporation | Process for purifying and end-capping polyols made using double metal cyanide catalysts |
| EP0677543B2 (en) * | 1994-04-12 | 2006-11-15 | Mitsui Chemicals, Inc. | Preparation of polyoxyalkylene polyols, polymer polyols and flexible polyurethane foams |
| US5679764A (en) * | 1995-11-06 | 1997-10-21 | Arco Chemical Technology, L.P. | Process of oxyalkylation employing solid, heterogeneous MgO catalyst |
| RU2173215C2 (ru) * | 1996-01-19 | 2001-09-10 | Арко Кемикал Текноледжи Л.П. | Улучшенные двойные металлоцианидные катализаторы и способы их получения |
| US5689012A (en) * | 1996-07-18 | 1997-11-18 | Arco Chemical Technology, L.P. | Continuous preparation of low unsaturation polyoxyalkylene polyether polyols with continuous additon of starter |
-
1997
- 1997-09-17 US US08/932,613 patent/US6077978A/en not_active Expired - Lifetime
-
1998
- 1998-08-25 ES ES98951313T patent/ES2174496T5/es not_active Expired - Lifetime
- 1998-08-25 PL PL339267A patent/PL191179B1/pl unknown
- 1998-08-25 EP EP98951313A patent/EP1017738B2/en not_active Expired - Lifetime
- 1998-08-25 CN CN98809214A patent/CN1116336C/zh not_active Expired - Lifetime
- 1998-08-25 DE DE69804234T patent/DE69804234T3/de not_active Expired - Lifetime
- 1998-08-25 AU AU97390/98A patent/AU737141B2/en not_active Ceased
- 1998-08-25 CZ CZ20000970A patent/CZ297812B6/cs not_active IP Right Cessation
- 1998-08-25 BR BR9812211-8A patent/BR9812211A/pt not_active IP Right Cessation
- 1998-08-25 RU RU2000106596/04A patent/RU2245344C2/ru active IP Right Revival
- 1998-08-25 KR KR1020007002804A patent/KR100555707B1/ko not_active Expired - Lifetime
- 1998-08-25 JP JP2000511805A patent/JP4335437B2/ja not_active Expired - Lifetime
- 1998-08-25 ID IDW20000463A patent/ID24339A/id unknown
- 1998-08-25 CA CA002301210A patent/CA2301210C/en not_active Expired - Fee Related
- 1998-08-25 WO PCT/EP1998/005381 patent/WO1999014258A1/en not_active Ceased
- 1998-09-16 TW TW087115418A patent/TW397848B/zh not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0090445A2 (en) * | 1982-03-31 | 1983-10-05 | Shell Internationale Researchmaatschappij B.V. | Improved process for the polymerization of epoxides |
| WO1997029146A1 (en) * | 1996-02-07 | 1997-08-14 | Arco Chemical Technology, L.P. | Preparation of double metal cyanide-catalyzed polyols by continuous addition of starter |
Also Published As
| Publication number | Publication date |
|---|---|
| TW397848B (en) | 2000-07-11 |
| WO1999014258A1 (en) | 1999-03-25 |
| DE69804234T2 (de) | 2002-09-19 |
| CA2301210C (en) | 2008-10-28 |
| PL191179B1 (pl) | 2006-03-31 |
| ES2174496T3 (es) | 2002-11-01 |
| CA2301210A1 (en) | 1999-03-25 |
| BR9812211A (pt) | 2000-07-25 |
| KR20010024062A (ko) | 2001-03-26 |
| EP1017738B2 (en) | 2005-07-27 |
| ID24339A (id) | 2000-07-13 |
| PL339267A1 (en) | 2000-12-04 |
| EP1017738A1 (en) | 2000-07-12 |
| RU2245344C2 (ru) | 2005-01-27 |
| DE69804234T3 (de) | 2006-05-24 |
| EP1017738B1 (en) | 2002-03-13 |
| HK1029799A1 (en) | 2001-04-12 |
| US6077978A (en) | 2000-06-20 |
| ES2174496T5 (es) | 2006-02-01 |
| CN1270607A (zh) | 2000-10-18 |
| CN1116336C (zh) | 2003-07-30 |
| JP2001516782A (ja) | 2001-10-02 |
| JP4335437B2 (ja) | 2009-09-30 |
| CZ297812B6 (cs) | 2007-04-04 |
| AU9739098A (en) | 1999-04-05 |
| CZ2000970A3 (cs) | 2000-11-15 |
| AU737141B2 (en) | 2001-08-09 |
| DE69804234D1 (de) | 2002-04-18 |
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