IN2014DN09290A - - Google Patents
Info
- Publication number
- IN2014DN09290A IN2014DN09290A IN9290DEN2014A IN2014DN09290A IN 2014DN09290 A IN2014DN09290 A IN 2014DN09290A IN 9290DEN2014 A IN9290DEN2014 A IN 9290DEN2014A IN 2014DN09290 A IN2014DN09290 A IN 2014DN09290A
- Authority
- IN
- India
- Prior art keywords
- polyether polyol
- water
- providing
- salt crystals
- neutralized
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/44—Separation; Purification; Stabilisation; Use of additives by treatments giving rise to a chemical modification
-
- 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
- C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Polyethers (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12169832.8A EP2669312A1 (de) | 2012-05-29 | 2012-05-29 | Verfahren zur Herstellung von Polyetherpolyolen |
PCT/EP2013/058599 WO2013178410A1 (en) | 2012-05-29 | 2013-04-25 | Process for the production of polyether polyols |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014DN09290A true IN2014DN09290A (de) | 2015-07-10 |
Family
ID=48227253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN9290DEN2014 IN2014DN09290A (de) | 2012-05-29 | 2013-04-25 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9353039B2 (de) |
EP (2) | EP2669312A1 (de) |
CN (1) | CN104428344B (de) |
ES (1) | ES2566330T3 (de) |
IN (1) | IN2014DN09290A (de) |
RU (1) | RU2625310C2 (de) |
WO (1) | WO2013178410A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10150837B2 (en) * | 2016-06-23 | 2018-12-11 | Covestro Llc | Processes for removing water from a polyether polyol |
US20200010617A1 (en) * | 2016-06-30 | 2020-01-09 | Covestro Llc | Processes and systems for removing water and salt from a neutralized polyether polyol |
CN108341942B (zh) * | 2017-01-22 | 2020-05-26 | 山东蓝星东大化工有限责任公司 | 用于碱金属催化合成的聚醚多元醇的精制方法 |
CN110325567B (zh) * | 2017-01-25 | 2022-02-11 | 亨茨曼国际有限公司 | 生产聚醚多元醇的方法 |
CN109054012B (zh) * | 2018-07-17 | 2020-12-01 | 上海邦高化学有限公司 | 一种聚乙二醇的合成工艺 |
CN109575268A (zh) * | 2018-11-02 | 2019-04-05 | 佳化化学(滨州)有限公司 | 一种聚醚多元醇的精制方法及精制装置 |
CN110330640B (zh) * | 2019-07-15 | 2022-02-18 | 万华化学集团股份有限公司 | 一种高分子量烃基封端聚醚的精制方法 |
US11572440B2 (en) | 2020-02-18 | 2023-02-07 | Covestro Llc | Methods for purifying polyols containing oxyalkylene units to reduce 2-methyl-2-pentenal content |
CN114149578A (zh) * | 2021-12-29 | 2022-03-08 | 滨化集团股份有限公司 | 一种聚醚多元醇中钾钠离子脱除方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823145A (en) | 1968-07-26 | 1974-07-09 | Basf Wyandotte Corp | Removal of impurities from polyols |
US3582491A (en) | 1969-06-12 | 1971-06-01 | Wyandotte Chemicals Corp | Removal of inorganic catalysts from polyols |
US3715402A (en) | 1969-08-08 | 1973-02-06 | Basf Wyandotte Corp | Removal of catalysts from polyols |
BE795455A (fr) | 1972-02-24 | 1973-08-16 | Basf Ag | Procede de preparation de polyalkylene-ethers purs |
SU546627A1 (ru) * | 1975-07-09 | 1977-02-15 | Предприятие П/Я Г-4059 | Способ очистки щелочных полиоксиалкиленполиолов |
US4254287A (en) * | 1979-07-05 | 1981-03-03 | Conoco, Inc. | Removal of catalyst from ethoxylates by centrifugation |
DE3016113A1 (de) | 1980-04-25 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur aufarbeitung von polyetherpolyolen |
JPS5770124A (en) | 1980-10-20 | 1982-04-30 | Dai Ichi Kogyo Seiyaku Co Ltd | Purification of polyether-polyol |
DD155428B1 (de) | 1980-12-18 | 1987-02-04 | Renate Marquardt | Verfahren zur stufenweisen reinigung von inhibitoren fuer die galvanotechnik |
DE3229216A1 (de) | 1982-08-05 | 1984-02-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur reinigung von rohen polyether-polyolen |
US4985551A (en) | 1988-12-29 | 1991-01-15 | Basf Corporation | Process for purification of catalysts from polyols using ion exchange resins |
DE3907911A1 (de) * | 1989-03-11 | 1990-09-13 | Bayer Ag | Verfahren zur entfernung von katalysatoren aus polyether-polyolen |
JPH05111602A (ja) | 1991-10-22 | 1993-05-07 | Nikko Kyodo Co Ltd | 晶析装置およびその方法 |
IS4687A (is) | 1998-03-13 | 1998-04-06 | Shell Internationale Research Maatschappij B.V. | Aðferð við framleiðslu á lyktarlitlum pólýeter pólýólum |
DE19838156A1 (de) * | 1998-08-21 | 2000-02-24 | Basf Ag | Verfahren zur Herstellung von Polyetherpolyolen |
CN1217975C (zh) * | 2000-05-15 | 2005-09-07 | 国际壳牌研究有限公司 | 聚醚多元醇的制备方法 |
DE10227655A1 (de) | 2002-06-20 | 2004-01-08 | Basf Ag | Verfahren zur Aufarbeitung von Polyetheralkoholen |
AU2006298677A1 (en) | 2005-10-06 | 2007-04-12 | Innate Pharma | Phosphoantigen salts of organic bases and methods for their crystallization |
RU2008143136A (ru) * | 2008-10-30 | 2010-05-10 | Открытое акционерное общество "Нижнекамскнефтехим" (RU) | Способ получения простых полиэфиров |
WO2010145899A1 (en) * | 2009-06-18 | 2010-12-23 | Huntsman International Llc | A process for neutralizing an unneutralised polyether polyol |
SG190803A1 (en) * | 2010-12-20 | 2013-07-31 | Bayer Ip Gmbh | Method for producing polyether polyols |
CN102887996B (zh) * | 2011-07-19 | 2016-03-16 | 因温斯特技术公司 | 聚醚多元醇过滤中的聚合物回收方法 |
-
2012
- 2012-05-29 EP EP12169832.8A patent/EP2669312A1/de not_active Ceased
-
2013
- 2013-04-25 US US14/402,126 patent/US9353039B2/en active Active
- 2013-04-25 CN CN201380028753.7A patent/CN104428344B/zh active Active
- 2013-04-25 ES ES13719505.3T patent/ES2566330T3/es active Active
- 2013-04-25 RU RU2014153024A patent/RU2625310C2/ru active
- 2013-04-25 EP EP13719505.3A patent/EP2855559B1/de active Active
- 2013-04-25 IN IN9290DEN2014 patent/IN2014DN09290A/en unknown
- 2013-04-25 WO PCT/EP2013/058599 patent/WO2013178410A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN104428344A (zh) | 2015-03-18 |
RU2625310C2 (ru) | 2017-07-13 |
EP2669312A1 (de) | 2013-12-04 |
US20150133696A1 (en) | 2015-05-14 |
WO2013178410A1 (en) | 2013-12-05 |
RU2014153024A (ru) | 2016-07-20 |
EP2855559B1 (de) | 2016-03-02 |
EP2855559A1 (de) | 2015-04-08 |
US9353039B2 (en) | 2016-05-31 |
ES2566330T3 (es) | 2016-04-12 |
CN104428344B (zh) | 2016-11-02 |
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