WO2004041909A1 - エチレンオキシド用重合触媒組成物および当該組成物を用いたポリ(エチレンオキシド)の製造方法 - Google Patents
エチレンオキシド用重合触媒組成物および当該組成物を用いたポリ(エチレンオキシド)の製造方法 Download PDFInfo
- Publication number
- WO2004041909A1 WO2004041909A1 PCT/JP2003/013970 JP0313970W WO2004041909A1 WO 2004041909 A1 WO2004041909 A1 WO 2004041909A1 JP 0313970 W JP0313970 W JP 0313970W WO 2004041909 A1 WO2004041909 A1 WO 2004041909A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ethylene oxide
- catalyst composition
- poly
- molecular weight
- component
- Prior art date
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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
- C08G65/04—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 only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/08—Saturated oxiranes
- C08G65/10—Saturated oxiranes characterised by the catalysts used
- C08G65/12—Saturated oxiranes characterised by the catalysts used containing organo-metallic compounds or metal hydrides
-
- 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
- C08G65/269—Mixed catalyst systems, i.e. containing more than one reactive component or catalysts formed in-situ
Definitions
- the present invention relates to a catalyst composition (polymerization catalyst composition for ethylene oxide) used in the polymerization of ethylene oxide, and a method for producing poly (ethylene oxide). More specifically, a polymer catalyst composition for ethylene oxide capable of producing poly (ethylene oxide) having a relatively low molecular weight and a sharp molecular weight distribution in high yield, and the poly (ethylene oxide). (Oxide). Background art
- polymers of ethylene oxide have been produced in two molecular weight ranges. Those having a maximum molecular weight of about 20,000 to 30,000 or less are called "polyethylene glycols".
- Non-patent literature on such materials includes K. Frisch et al: “Ring Opening Polymerization”, New York, Marcel Dekker (1969), and T. Saegusa: “Ring Opening Polymerization”, Washington, Am. Chem. Published by So, 1977.
- Patent documents describing such technology include Japanese Patent No. 2971988, Japanese Patent Publication No. 45-7751, and Japanese Patent Publication No. 53-27319. Is mentioned.
- ethylene oxide polymer having a molecular weight of 100,000 or more in high yield.
- a commonly known technique is to convert a polymer initially produced to a molecular weight of 100,000 or more into gamma radiation to obtain the desired molecular weight polymer in the range of 100,000 to 900,000. It is to reduce the molecular weight by irradiation.
- An object of the present invention is to provide a polymerized catalyst composition capable of economically producing a poly (ethylene oxide) polymer having a molecular weight range of about 20,000 to 200,000 by direct polymerization in a high yield,
- An object of the present invention is to provide a method for producing a poly (ethylene oxide) polymer using a polymerization catalyst composition.
- the present inventors have conducted intensive studies to solve the above-mentioned problems.
- the inventors have found that ethylene oxide is polymerized, and that the molecular weight distribution is very sharp, and that the molecular weight of the obtained polymer can be controlled within a specific range, thereby completing the present invention. Disclosure of the invention
- This patent application discloses material compositions and methods for producing a range of ethylene oxide polymers that have not been available by any previous production techniques.
- the lower limit of this molecular weight range is 10,000 to 30,000, while the upper limit of this range is about 100,000.
- the purpose of this patent application is also to disclose a novel catalyst composition consisting of two components, component A and component B.
- the resulting catalyst ⁇ system '' can successfully initiate the polymerization of ethylene oxide and has a narrow molecular weight distribution characterized by low polydispersity Can produce a molecular weight within a desired range of about 20,000 to about 200,000 having a high yield, and can achieve the polymerization of ethylene oxide in a high yield and economically by direct polymerization. It is.
- This patent application also discloses a wide range of useful areas of application. BEST MODE FOR CARRYING OUT THE INVENTION
- the above described catalysts useful in the present invention generally consist of two components.
- Component A which is the first component, is an organoaluminum compound.
- Component B which is the second component, is composed of at least an alkali metal alkoxide compound or an alkali metal hydroxide compound.
- the catalyst composition of the present invention comprises an organoaluminum compound and an alkali metal alkoxide compound or an alkali metal hydroxide compound, wherein the alkali metal alkoxide compound or the alkali metal hydroxide compound is used alone. Or an alkali metal alkoxide compound and an alkali metal hydroxide compound are used together. However, the polymerization of ethylene oxide is initiated to produce the desired polyethylene oxide polymer.
- the catalyst composition for producing a poly (ethylene oxide) polymer of the present invention is economical in high yield by directly polymerizing a poly (ethylene oxide) polymer having a molecular weight range of about 20,000 to 200,000.
- the present invention also relates to a process for producing poly (ethylene oxide) using a catalyst composition which can be adjusted to a desired molecular weight in the range of about 20,000 to 200,000, wherein the component A comprises: A catalyst composition containing an organoaluminum compound and component B: at least one of an alkali metal alkoxide compound or an alkali metal hydroxide compound is used, wherein the components A and B in the catalyst composition are used.
- the characteristic is to obtain a relatively low molecular weight poly (ethylene oxide) having a narrow molecular weight distribution, which is characterized by a low polydispersity (polydispersity less than 2.0).
- Component A contained in the catalyst composition of the present invention is composed of a suitable organoaluminum compound and has only an A 1 -C bond in the molecule. This component A does not have any A 1-0 bonds. Any compound containing an A 1 -C bond is within the scope of the present disclosure.
- Suitable organoaluminum compounds include, but are not limited to, trimethylaluminum, triethylaluminum, triisobutylaluminum, triphenylaluminum, diphenylisobutylaluminum, and monophenyldisobutylaluminum. Not something.
- the most preferred compound in the class of suitable organoaluminum compounds is triisobutylaluminum.
- Suitable organoaluminum compounds (component A) include individual compounds as well as mixtures of one or more organoaluminum compounds.
- the alkali metal alkoxides of component B include cesium, rubidium, Examples include, but are not limited to, methoxide such as potassium, sodium, and lithium, ethoxide, propoxide, butoxide, and the like. Of these, potassium t-ptoxide is most preferred.
- Component B may be an alkali metal hydroxide. Specific examples include, but are not limited to, lithium hydroxide, sodium hydroxide, potassium hydroxide, cesium hydroxide, rubidium hydroxide and the like. Of the alkali metal hydroxides, a hydroxylating lime is most preferred.
- Component B may be composed of a mixture of an alkali metal alkoxide and an alkali metal hydroxide.
- any known catalyst additive may be used within an effective addition amount so long as the polymerization reaction is not inhibited.
- a substance does not inhibit the polymerization reaction of ethylene oxide when used in combination with the catalyst composition of component A and component B.
- Japanese Patent Application Laid-Open No. 62-2323 / 1988 is cited.
- the effective mole number of the ratio of the organoaluminum compound of the component A to the alkali metal alkoxide and / or the alkali metal hydroxide of the component B is 3 mol 1 or more.
- Useful concentrations of the catalyst composition containing both component A and component B are from 0.1 to 5.0 mole% A1 atom, based on ethylene oxide. Preferably, the range of 0.2 to 3.0 mol% is desirable. Most preferably, 0 4-1 5 mole% range top:.. Ui Demel 0
- the catalyst concentration is less than about 0.4 mol%, the polymerization rate tends to be slow. If the catalyst concentration is less than about 0.2 mol%, the polymerization may be difficult to proceed.
- the alkali metal ions in component B function to initiate polymerization, while the aluminum of component A It is believed that the atom-containing compounds act in a stereochemical configuration suitable for effective ethylene oxide polymerization. Therefore, the desired molecular weight of the obtained polyethylene oxide polymer is controlled by adjusting the molar ratio of the organic aluminum compound of the component A to the molar ratio of the component B. Can be achieved effectively.
- Patent documents disclosing such a technique include Japanese Patent Publication No. 45-7751 and Japanese Patent Publication No. 53-27319.
- an alkali metal alkoxide or an alkali metal hydroxide compound is first added in a suitable solvent at room temperature in the presence of a water-free inert gas such as nitrogen or helium. Thereafter, the organoaluminum compound is added to the solvent. Finally, the required amount of ethylene oxide is added to initiate the polymerization.
- suitable solvents include ethers, aliphatic hydrocarbons, aromatic hydrocarbons, halogenated solvents, and ketones.
- two or more of these solvents may be used in combination.
- the most preferred aliphatic solvents are n-butane, isobutane, n-pentane, cyclopentane, industrial hexane, n-hexane, isohexane, cyclohexane, n-heptane, n-octa And the like.
- Such hydrophobic solvents are highly preferred. This is because the poly (ethylene oxide) powder produced by the polymerization reaction is easy to dry, and since the powder does not dissolve in such volatile organic substances, it can be handled without agglomeration.
- the polymerization reaction of the present invention can be carried out in a wide temperature range known in the prior art.
- Patent documents disclosing such a technique include Japanese Patent Publication No. 45-7751 and Japanese Patent Publication No. 53-27319.
- it is preferable that such a polymerization reaction is carried out within a range of 0 to 50.
- Such ranges are similar to the temperature ranges used by those skilled in the art.
- the present invention will be described in connection with production examples described below. These examples are not intended to limit the scope of the invention.
- "part” And “%” are used on a weight basis. All of these examples use an inert gas such as nitrogen or helium, and were performed under anhydrous conditions.
- the polydispersity in the examples is an index representing the molecular weight distribution.
- the molecular weight and molecular weight distribution (polydispersity) of the product obtained by polymerization [Mw (weight average molecular weight) / Mn (number average Molecular weight)] was measured by GPC (aqueous).
- the slurry thus obtained was filtered and dried under reduced pressure to finally obtain a powdered polyethylene oxide powder.
- the yield of this reaction was 99.5%.
- the molecular weight measured by GPC was 40,000 and the polydispersity was 1.28.
- This example was performed using the same method except that 2.4 moles of ethylene oxide, 2.4 times that of Example 1, was fed into the reactor.
- the yield of the obtained polyethylene oxide was 97%.
- the molecular weight measured by GPC was 100,000 and the polydispersity was 1.48.
- the catalyst system reduced the concentration of potassium t-butoxide from 1.0 Oi iol to 0.6 IMO1 and provided 1.0 M triisobutyl aluminum (Al (i-Bu )
- Al (i-Bu ) The amount of the n-hexane solution of 3 3 was changed from 10 ml to 6 ml.
- 2.4 mol of ethylene oxide was added to the reactor containing the above catalyst system for 2 hours. The system was then stirred for 20 hours.
- the yield of this reaction was 70% and the resulting molecular weight was 150,000 as measured by GPC.
- the polydispersity was 1.96.
- the above powder form has significant advantages over polyethylene glycol produced by the prior art. This is because these are generally wax-type materials in the maximum molecular weight range, such as 100,000 to 300,000.
- Prior art wax-type materials are typically more difficult to handle in certain applications, such as thermoplastic processing, than the solid, granular, low polydispersity of the present invention.
- the polymers of the present invention exist in powder form. They are, Even when used alone or with high or low molecular weight ethylene oxide polymers, it offers a wide range of potential applications. These can also be used in combination with other water-soluble polymers, partially water-soluble polymers (ie hydrophobically modified, so-called “bonding thickeners”), inorganic clay thickeners, and Z or water-insoluble heat It may be used in combination with a plastic polymer.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polyethers (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/534,000 US7622415B2 (en) | 2002-11-05 | 2003-10-30 | Polymerization catalyst composition for ethylene oxide and proces for the production of poly(ethylene oxide) with the same |
AU2003280665A AU2003280665A1 (en) | 2002-11-05 | 2003-10-30 | Polymerization catalyst composition for ethylene oxide and process for production of poly(ethylene oxide) with the same |
EP03770060.6A EP1566397B1 (en) | 2002-11-05 | 2003-10-30 | Polymerization catalyst composition for ethylene oxide and process for production of poly(ethylene oxide) with the same |
JP2004549593A JP4585864B2 (ja) | 2002-11-05 | 2003-10-30 | エチレンオキシド用重合触媒組成物および当該組成物を用いたポリ(エチレンオキシド)の製造方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002320730 | 2002-11-05 | ||
JP2002-320730 | 2002-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004041909A1 true WO2004041909A1 (ja) | 2004-05-21 |
Family
ID=32310354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/013970 WO2004041909A1 (ja) | 2002-11-05 | 2003-10-30 | エチレンオキシド用重合触媒組成物および当該組成物を用いたポリ(エチレンオキシド)の製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7622415B2 (ja) |
EP (1) | EP1566397B1 (ja) |
JP (1) | JP4585864B2 (ja) |
AU (1) | AU2003280665A1 (ja) |
WO (1) | WO2004041909A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004104068A1 (de) * | 2003-05-20 | 2004-12-02 | Basf Aktiengesellschaft | Verbessertes verfahren zur anionischen polymerisation von oxiranen |
JP2006077039A (ja) * | 2004-09-07 | 2006-03-23 | Meisei Kagaku Kogyo Kk | エチレンオキシドとグリシジルエーテル化合物とを共重合させるための触媒組成物及び当該触媒組成物を用いた分岐を有するポリマーの製造方法 |
WO2016024577A1 (ja) * | 2014-08-12 | 2016-02-18 | 東ソー株式会社 | アルキレンオキシド重合触媒及びそれを用いたポリアルキレンオキシドの製造方法 |
JP2016040345A (ja) * | 2014-08-12 | 2016-03-24 | 東ソー株式会社 | アルキレンオキシド重合触媒およびそれを用いたポリアルキレンオキシドの製造方法 |
JP2016535143A (ja) * | 2013-11-22 | 2016-11-10 | ダウ グローバル テクノロジーズ エルエルシー | エポキシドモノマーの重合のための亜鉛触媒/添加剤システム |
WO2019034150A1 (zh) * | 2017-08-18 | 2019-02-21 | 佳化化学(茂名)有限公司 | 一种聚氧化乙烯类聚合物的合成催化剂及其合成方法 |
US10383841B2 (en) | 2005-07-01 | 2019-08-20 | Denovastella Ab | Antimicrobial and antiinflammatory composition |
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BR112012020628B1 (pt) | 2010-02-23 | 2019-12-10 | Coloplast As | fotoiniciador de éter polialquílico, uso de um fotoiniciador de éter polialquílico, e, método para curar uma composição de matriz |
WO2011160638A1 (en) | 2010-06-22 | 2011-12-29 | Coloplast A/S | Hydrophilic gels from polyalkylether-based photoinitiators |
WO2013095865A2 (en) * | 2011-11-22 | 2013-06-27 | Seeo, Inc | Synthesis of high molecular weight peo using non-metal initiators |
CN110628010B (zh) * | 2019-10-18 | 2022-09-27 | 辽宁奥克医药辅料股份有限公司 | 一种催化剂组合物及其应用于制备中等分子量聚乙二醇的方法 |
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EP0232595A1 (en) | 1985-11-15 | 1987-08-19 | Exxon Chemical Patents Inc. | Supported polymerization catalyst (P-1180) |
EP0279863A1 (en) | 1986-08-26 | 1988-08-31 | Mitsui Chemicals, Inc. | Catalyst for polymerizing alpha-olefin and polymerization process |
EP0287666A1 (en) | 1986-09-24 | 1988-10-26 | Mitsui Chemicals, Inc. | Process for polymerizing olefins |
JP2000086755A (ja) * | 1998-09-11 | 2000-03-28 | Japan Chemical Innovation Institute | プロピレンオキシドの重合触媒組成物 |
JP2000256457A (ja) * | 1999-03-09 | 2000-09-19 | Japan Chemical Innovation Institute | プロピレンオキシドの重合触媒組成物およびポリ(プロピレンオキシド)の製造方法 |
JP2002128886A (ja) * | 2000-10-30 | 2002-05-09 | Asahi Denka Kogyo Kk | プロピレンオキシドの重合触媒組成物およびプロピレンオキシドの重合体の製造方法 |
JP2002293915A (ja) * | 2001-03-29 | 2002-10-09 | Asahi Denka Kogyo Kk | プロピレンオキシドの重合触媒組成物 |
JP2003138003A (ja) * | 2001-11-06 | 2003-05-14 | Nippon Zeon Co Ltd | ポリエーテル系重合体の製造方法 |
-
2003
- 2003-10-30 AU AU2003280665A patent/AU2003280665A1/en not_active Abandoned
- 2003-10-30 US US10/534,000 patent/US7622415B2/en active Active
- 2003-10-30 EP EP03770060.6A patent/EP1566397B1/en not_active Expired - Lifetime
- 2003-10-30 WO PCT/JP2003/013970 patent/WO2004041909A1/ja active Application Filing
- 2003-10-30 JP JP2004549593A patent/JP4585864B2/ja not_active Expired - Fee Related
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US3321533A (en) * | 1963-08-05 | 1967-05-23 | Wyandotte Chemicals Corp | Surface active agents from organometallic compounds |
EP0232595A1 (en) | 1985-11-15 | 1987-08-19 | Exxon Chemical Patents Inc. | Supported polymerization catalyst (P-1180) |
EP0279863A1 (en) | 1986-08-26 | 1988-08-31 | Mitsui Chemicals, Inc. | Catalyst for polymerizing alpha-olefin and polymerization process |
EP0287666A1 (en) | 1986-09-24 | 1988-10-26 | Mitsui Chemicals, Inc. | Process for polymerizing olefins |
JP2000086755A (ja) * | 1998-09-11 | 2000-03-28 | Japan Chemical Innovation Institute | プロピレンオキシドの重合触媒組成物 |
JP2000256457A (ja) * | 1999-03-09 | 2000-09-19 | Japan Chemical Innovation Institute | プロピレンオキシドの重合触媒組成物およびポリ(プロピレンオキシド)の製造方法 |
JP2002128886A (ja) * | 2000-10-30 | 2002-05-09 | Asahi Denka Kogyo Kk | プロピレンオキシドの重合触媒組成物およびプロピレンオキシドの重合体の製造方法 |
JP2002293915A (ja) * | 2001-03-29 | 2002-10-09 | Asahi Denka Kogyo Kk | プロピレンオキシドの重合触媒組成物 |
JP2003138003A (ja) * | 2001-11-06 | 2003-05-14 | Nippon Zeon Co Ltd | ポリエーテル系重合体の製造方法 |
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See also references of EP1566397A4 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004104068A1 (de) * | 2003-05-20 | 2004-12-02 | Basf Aktiengesellschaft | Verbessertes verfahren zur anionischen polymerisation von oxiranen |
JP2006077039A (ja) * | 2004-09-07 | 2006-03-23 | Meisei Kagaku Kogyo Kk | エチレンオキシドとグリシジルエーテル化合物とを共重合させるための触媒組成物及び当該触媒組成物を用いた分岐を有するポリマーの製造方法 |
US10383841B2 (en) | 2005-07-01 | 2019-08-20 | Denovastella Ab | Antimicrobial and antiinflammatory composition |
JP2016535143A (ja) * | 2013-11-22 | 2016-11-10 | ダウ グローバル テクノロジーズ エルエルシー | エポキシドモノマーの重合のための亜鉛触媒/添加剤システム |
WO2016024577A1 (ja) * | 2014-08-12 | 2016-02-18 | 東ソー株式会社 | アルキレンオキシド重合触媒及びそれを用いたポリアルキレンオキシドの製造方法 |
JP2016040345A (ja) * | 2014-08-12 | 2016-03-24 | 東ソー株式会社 | アルキレンオキシド重合触媒およびそれを用いたポリアルキレンオキシドの製造方法 |
KR20170039674A (ko) * | 2014-08-12 | 2017-04-11 | 토소가부시키가이샤 | 알킬렌 옥사이드 중합 촉매 및 이것을 이용한 폴리알킬렌 옥사이드의 제조 방법 |
KR102391669B1 (ko) | 2014-08-12 | 2022-04-27 | 토소가부시키가이샤 | 알킬렌 옥사이드 중합 촉매 및 이것을 이용한 폴리알킬렌 옥사이드의 제조 방법 |
WO2019034150A1 (zh) * | 2017-08-18 | 2019-02-21 | 佳化化学(茂名)有限公司 | 一种聚氧化乙烯类聚合物的合成催化剂及其合成方法 |
US11634541B2 (en) | 2017-08-18 | 2023-04-25 | Jiahua Chemicals (Maoming) Co., Ltd. | Catalyst for synthesizing polyethylene oxide polymer and synthesis method thereof |
Also Published As
Publication number | Publication date |
---|---|
AU2003280665A1 (en) | 2004-06-07 |
EP1566397B1 (en) | 2017-07-05 |
JPWO2004041909A1 (ja) | 2006-03-09 |
US7622415B2 (en) | 2009-11-24 |
EP1566397A1 (en) | 2005-08-24 |
US20060036066A1 (en) | 2006-02-16 |
JP4585864B2 (ja) | 2010-11-24 |
EP1566397A4 (en) | 2011-06-01 |
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