AR074880A1 - Procedimiento para la preparacion de copolimeros en bloque - Google Patents
Procedimiento para la preparacion de copolimeros en bloqueInfo
- Publication number
- AR074880A1 AR074880A1 ARP090105079A AR074880A1 AR 074880 A1 AR074880 A1 AR 074880A1 AR P090105079 A ARP090105079 A AR P090105079A AR 074880 A1 AR074880 A1 AR 074880A1
- Authority
- AR
- Argentina
- Prior art keywords
- polyoxyalkylene
- initiator
- groups
- weight
- preparation
- Prior art date
Links
- 229920001400 block copolymer Polymers 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 229920005862 polyol Polymers 0.000 abstract 5
- 150000003077 polyols Chemical class 0.000 abstract 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 4
- 239000003999 initiator Substances 0.000 abstract 4
- 230000002209 hydrophobic effect Effects 0.000 abstract 3
- -1 polyoxyethylene) groups Polymers 0.000 abstract 3
- 150000002924 oxiranes Chemical class 0.000 abstract 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000005702 oxyalkylene group Chemical group 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
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
- 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
- C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G2650/28—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type
- C08G2650/58—Ethylene oxide or propylene oxide copolymers, e.g. pluronics
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
Un procedimiento para la preparación de un copolímero en bloque de polioxialquileno, que se compone de una estructura fundamental de polioxialquileno hidrofóbica y grupos de hidroxi(polioxietileno) terminales. Reivindicación 1: Procedimiento para la preparación de un copolímero en bloque de polioxialquileno, que se compone de una estructura fundamental de polioxialquileno hidrofóbica y grupos de hidroxi(polioxietileno) terminales, en donde la estructura fundamental de polioxialquileno hidrofóbica se compone en al menos 30% en peso de unidades de oxialquileno C3-6 y en donde la proporción de los grupos de hidroxi(polioxietileno) terminales es de 1 a 90% en peso, respecto del peso total del copolímero en bloque de poliaxialquilenos, caracterizada porque: a) un polioxialquilenopoliol se provee mediante a conversión de al menos un epóxido C2-6 en presencia de: (1) al menos un catalizador de cianuro multimetálico, (2) al menos un iniciador Sk agregado de manera continua, que se seleccionó entre polioles C2-6 y/o oligómeros de poliol C2-6, y (3) eventualmente al menos un iniciador de poliol Svx suministrado, donde el epóxido C2-6 y el iniciador Sk se agregan de manera continua durante la transformación en el paso a) y donde el iniciador Sk se agrega en una cantidad de al menos 1% en peso, respecto de la cantidad de compuestos iniciales usados en el paso a); y b) se transforman con óxido de etileno los grupos hidroxilo libres del polioxialquilenopoliol obtenido en el paso a).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08172792 | 2008-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR074880A1 true AR074880A1 (es) | 2011-02-16 |
Family
ID=41698402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP090105079 AR074880A1 (es) | 2008-12-23 | 2009-12-23 | Procedimiento para la preparacion de copolimeros en bloque |
Country Status (3)
| Country | Link |
|---|---|
| AR (1) | AR074880A1 (es) |
| TW (1) | TW201033248A (es) |
| WO (1) | WO2010072769A1 (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8492326B2 (en) | 2010-06-28 | 2013-07-23 | Basf Se | Alkoxylates and use thereof |
| WO2012092986A1 (en) | 2011-01-07 | 2012-07-12 | Omya Development Ag | Process for water based mineral material slurry surface whitening |
| CN110922579B (zh) * | 2019-12-06 | 2021-12-03 | 浙江皇马科技股份有限公司 | 一种低模量密封胶用聚醚的合成方法 |
| CN112358608A (zh) * | 2020-10-29 | 2021-02-12 | 江苏利宏科技发展有限公司 | 一种聚醚多元醇制备方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0576612B1 (en) | 1991-03-19 | 1999-12-01 | Cytrx Corporation | Polyoxypropylene/polyoxyethylene copolymers with improved biological activity |
| US5158922A (en) | 1992-02-04 | 1992-10-27 | Arco Chemical Technology, L.P. | Process for preparing metal cyanide complex catalyst |
| EP1181937A3 (en) | 1994-08-09 | 2004-02-04 | Cytrx Corporation | Novel vaccine adjuvant and vaccine |
| US5777177A (en) | 1996-02-07 | 1998-07-07 | Arco Chemical Technology, L.P. | Preparation of double metal cyanide-catalyzed polyols by continuous addition of starter |
| DE19742978A1 (de) | 1997-09-29 | 1999-04-01 | Basf Ag | Multimetallcyanidkomplexe als Katalysatoren |
| US6323375B1 (en) | 1997-10-13 | 2001-11-27 | Bayer Aktiengesellschaft | Crystalline double metal cyanide catalysts for producing polyether polyols |
| US6613714B2 (en) | 1999-06-02 | 2003-09-02 | Basf Aktiengesellschaft | Multimetal cyanide compounds, their preparation and their use |
| DE19941242A1 (de) | 1999-08-31 | 2001-03-08 | Basf Ag | Polyetheralkohole |
| AU2001252134A1 (en) | 2000-02-29 | 2001-09-12 | Basf Aktiengesellschaft | Method for producing multimetal cyanide compounds |
| DE10117273A1 (de) | 2001-04-06 | 2002-10-17 | Basf Ag | Verfahren zur Herstellung von Hydroxyalkylcarbonsäureestern |
| US20040064001A1 (en) * | 2002-09-30 | 2004-04-01 | Stephan Ehlers | Processes for preparing ethylene oxide-capped polyols |
| DE102004031836A1 (de) | 2004-06-30 | 2006-01-19 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
| DE102005011581A1 (de) | 2005-03-10 | 2006-09-14 | Basf Ag | Verfahren zur Herstellung von DMC-Katalysatoren |
| DE102005020347A1 (de) | 2005-05-02 | 2006-11-09 | Basf Ag | Verfahren zur Herstellung von Doppelmetallcyanidkomplex-Katalysatoren |
| DE102005057895A1 (de) | 2005-12-02 | 2007-06-06 | Basf Ag | Verfahren zur Herstellung von Multimetallcyanidverbindungen |
-
2009
- 2009-12-22 WO PCT/EP2009/067758 patent/WO2010072769A1/de not_active Ceased
- 2009-12-23 AR ARP090105079 patent/AR074880A1/es unknown
- 2009-12-23 TW TW98144594A patent/TW201033248A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW201033248A (en) | 2010-09-16 |
| WO2010072769A1 (de) | 2010-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB | Suspension of granting procedure |