DE60312900D1 - Verfahren zur entfernung und regenerierung eines doppelmetallcyanid (dmc)-katalysators von einem polymerpolyol - Google Patents
Verfahren zur entfernung und regenerierung eines doppelmetallcyanid (dmc)-katalysators von einem polymerpolyolInfo
- Publication number
- DE60312900D1 DE60312900D1 DE60312900T DE60312900T DE60312900D1 DE 60312900 D1 DE60312900 D1 DE 60312900D1 DE 60312900 T DE60312900 T DE 60312900T DE 60312900 T DE60312900 T DE 60312900T DE 60312900 D1 DE60312900 D1 DE 60312900D1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- metal cyanide
- double metal
- dmc
- polyol
- 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
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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/28—Regeneration or reactivation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/60—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids
- B01J38/62—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids organic
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal 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
-
- 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
-
- 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
- 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
- C08G65/32—Polymers modified by chemical after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
- B01J27/26—Cyanides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Toxicology (AREA)
- General Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Polyethers (AREA)
- Catalysts (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US364788 | 2003-02-11 | ||
US10/364,788 US6806348B2 (en) | 2003-02-11 | 2003-02-11 | Process for removing and regenerating a double metal cyanide (DMC) catalyst from a polymer polyol |
PCT/EP2003/011505 WO2004072148A1 (en) | 2003-02-11 | 2003-10-17 | Process for removing and regenerating a double metal cyanide (dmc) catalyst from a polymer polyol |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60312900D1 true DE60312900D1 (de) | 2007-05-10 |
DE60312900T2 DE60312900T2 (de) | 2007-08-30 |
Family
ID=32824499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60312900T Expired - Lifetime DE60312900T2 (de) | 2003-02-11 | 2003-10-17 | Verfahren zur entfernung und regenerierung eines doppelmetallcyanid (dmc)-katalysators von einem polymerpolyol |
Country Status (13)
Country | Link |
---|---|
US (2) | US6806348B2 (de) |
EP (1) | EP1594909B1 (de) |
JP (1) | JP4376794B2 (de) |
KR (2) | KR100988341B1 (de) |
CN (1) | CN1318476C (de) |
AT (1) | ATE358148T1 (de) |
AU (1) | AU2003280388A1 (de) |
BR (1) | BR0317973A (de) |
CA (1) | CA2515386A1 (de) |
DE (1) | DE60312900T2 (de) |
ES (1) | ES2283837T3 (de) |
MX (1) | MXPA05006785A (de) |
WO (1) | WO2004072148A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9133297B2 (en) * | 2003-11-17 | 2015-09-15 | Allnex Ip S.À.R.L. | Ultraviolet-curable polyols and polyurethane compositions made therefrom |
CN101962441B (zh) * | 2010-10-09 | 2013-05-08 | 南京理工大学 | 一种低不饱和度聚醚多元醇的提纯方法 |
US9527958B2 (en) | 2014-05-02 | 2016-12-27 | Covestro Llc | Process for purification of polyether carbonate polyols |
CN107820444B (zh) * | 2015-03-27 | 2022-02-08 | 科学和工业研究理事会 | 碳酸二烷基酯合成用失活催化剂的恢复和再生的工艺 |
KR101657257B1 (ko) | 2015-06-25 | 2016-09-13 | (주)세아스 | 절삭공구 용접 불량 검사 장치 |
KR101867721B1 (ko) * | 2016-12-16 | 2018-06-14 | 주식회사 포스코 | 폴리에테르 카보네이트 폴리올 제조공정에서의 프로필렌 카보네이트의 분리방법 |
US20190119444A1 (en) | 2017-10-25 | 2019-04-25 | Covestro Llc | Process to remove dmc catalysts from polyether carbonate polyols |
CN110964191B (zh) * | 2018-09-29 | 2021-02-02 | 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 |
WO2020163154A1 (en) * | 2019-02-07 | 2020-08-13 | Dow Global Technologies Llc | Process for preparing a copolymer polyol |
KR102624002B1 (ko) * | 2019-09-30 | 2024-01-12 | 주식회사 엘지화학 | 폴리알킬렌 카보네이트 중합 용액으로부터 유기 아연 촉매를 분리하는 방법 |
WO2022015638A1 (en) | 2020-07-17 | 2022-01-20 | Dow Global Technologies Llc | Polyurethanes with reduced cobalt extractables |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3900518A (en) * | 1967-10-20 | 1975-08-19 | Gen Tire & Rubber Co | Hydroxyl or thiol terminated telomeric ethers |
CA1155871A (en) | 1980-10-16 | 1983-10-25 | Gencorp Inc. | Method for treating polypropylene ether and poly-1,2- butylene ether polyols |
AU552988B2 (en) | 1982-03-31 | 1986-06-26 | Shell Internationale Research Maatschappij B.V. | Polymerizing epoxides and catalyst suspensions for this |
US4500704A (en) | 1983-08-15 | 1985-02-19 | The Dow Chemical Company | Carbon dioxide oxirane copolymers prepared using double metal cyanide complexes |
GB8528071D0 (en) | 1985-11-14 | 1985-12-18 | Shell Int Research | Polycarbonates |
US4721818A (en) | 1987-03-20 | 1988-01-26 | Atlantic Richfield Company | Purification of polyols prepared using double metal cyanide complex catalysts |
US4877906A (en) | 1988-11-25 | 1989-10-31 | Arco Chemical Technology, Inc. | Purification of polyols prepared using double metal cyanide complex catalysts |
US4987271A (en) | 1989-02-17 | 1991-01-22 | Asahi Glass Company, Ltd. | Method for purifying a polyoxyalkylene alcohol |
US5010047A (en) | 1989-02-27 | 1991-04-23 | Arco Chemical Technology, Inc. | Recovery of double metal cyanide complex catalyst from a polymer |
EP0532520A4 (en) * | 1990-03-30 | 1993-05-19 | Olin Corporation | Process for removing double metal cyanide complex catalyst residues from catalyst-residue containing polyols |
US5099075A (en) | 1990-11-02 | 1992-03-24 | Olin Corporation | Process for removing double metal cyanide catalyst residues from a polyol |
US5144093A (en) | 1991-04-29 | 1992-09-01 | Olin Corporation | Process for purifying and end-capping polyols made using double metal cyanide catalysts |
US5235114A (en) | 1991-04-29 | 1993-08-10 | Olin Corporation | Process for purifying and end-capping polyols made using double metal cyanide catalysts |
US5158922A (en) | 1992-02-04 | 1992-10-27 | Arco Chemical Technology, L.P. | Process for preparing metal cyanide complex catalyst |
US5248833A (en) * | 1992-09-22 | 1993-09-28 | Arco Chemical Technology, L.P. | Process for purifying polyols made with double metal cyanide catalysts |
GB9325468D0 (en) | 1993-12-13 | 1994-02-16 | Ici Plc | Process for purifying polyols |
US5426081A (en) | 1993-12-23 | 1995-06-20 | Arco Chemical Technology, L.P. | Polyurethane foam-supported double metal cyanide catalysts for polyol synthesis |
CA2138063C (en) | 1993-12-23 | 2007-02-20 | Bi Le-Khac | Polyurethane foam-supported double metal cyanide catalysts for polyol synthesis |
US5482908A (en) | 1994-09-08 | 1996-01-09 | Arco Chemical Technology, L.P. | Highly active double metal cyanide catalysts |
US5688861A (en) * | 1995-11-30 | 1997-11-18 | Arco Chemical Technology, L.P. | Process for the preparation of polyol polymer dispersions |
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 |
US5714428A (en) | 1996-10-16 | 1998-02-03 | Arco Chemical Technology, L.P. | Double metal cyanide catalysts containing functionalized polymers |
US5958994A (en) | 1997-02-25 | 1999-09-28 | Arco Chemical Technology, L.P. | Method for decreasing the propensity for phase-out of the high molecular weight component of double metal cyanide-catalyzed high secondary hydroxyl polyoxypropylene polyols |
DE19709031A1 (de) * | 1997-03-06 | 1998-09-10 | Basf Ag | Verfahren zur Herstellung von Doppelmetallcyanidkatalysatoren |
US5844070A (en) | 1997-05-16 | 1998-12-01 | Arco Chemical Technology, L.P. | Process for rapid activation of double metal cyanide catalysts |
US6013731A (en) | 1997-12-16 | 2000-01-11 | Arco Chemical Technology L.P. | Stabilizer based on high molecular weight polyols having low monol content for polymer polyol production |
DE19809539A1 (de) | 1998-03-05 | 1999-09-09 | Basf Ag | Verfahren zur Herstellung von Doppelmetallcyanidkatalysatoren |
DE19840846A1 (de) * | 1998-09-07 | 2000-03-09 | Basf Ag | Verfahren zur Herstellung von Fettalkoholalkoxylaten |
DE19842383A1 (de) * | 1998-09-16 | 2000-03-23 | Bayer Ag | Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen |
DE69929532T2 (de) | 1998-10-20 | 2006-09-07 | Mitsui Chemicals, Inc. | Verfahren zur herstellung von polyoxyalkylenpolyolen |
DE19906985A1 (de) | 1999-02-19 | 2000-08-31 | Bayer Ag | Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen |
BR0013193A (pt) | 1999-07-09 | 2002-07-02 | Dow Chemical Co | Polimerização de óxido de etileno usando catalisadores de cianeto metálico |
AU5921000A (en) * | 1999-07-09 | 2001-01-30 | Dow Chemical Company, The | Method for preparing metal cyanide catalysts using polycarboxylic acids |
DE19949092A1 (de) * | 1999-10-12 | 2001-04-19 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
DE19953546A1 (de) * | 1999-11-08 | 2001-05-10 | Bayer Ag | Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen |
DE10001779A1 (de) * | 2000-01-18 | 2001-07-19 | Basf Ag | Verfahren zur Herstellung von Polyetheralkoholen |
US20040133036A1 (en) * | 2001-04-06 | 2004-07-08 | Michael Zirstein | Method for producing hydroxyalkyl carboxylic acid esters |
DE10138216A1 (de) | 2001-08-03 | 2003-02-20 | Bayer Ag | Aliphatische Polycarbonathomo- und -copolymere durch DMC-Katalyse |
DE10210125A1 (de) * | 2002-03-08 | 2003-09-25 | Basf Ag | Verfahren zur Herstellung von hochfunktionellen Polyetheralkoholen |
-
2003
- 2003-02-11 US US10/364,788 patent/US6806348B2/en not_active Expired - Fee Related
- 2003-10-17 MX MXPA05006785A patent/MXPA05006785A/es active IP Right Grant
- 2003-10-17 KR KR1020057012614A patent/KR100988341B1/ko not_active IP Right Cessation
- 2003-10-17 US US10/541,739 patent/US20060116275A1/en not_active Abandoned
- 2003-10-17 AT AT03772231T patent/ATE358148T1/de not_active IP Right Cessation
- 2003-10-17 CN CNB2003801096694A patent/CN1318476C/zh not_active Expired - Fee Related
- 2003-10-17 DE DE60312900T patent/DE60312900T2/de not_active Expired - Lifetime
- 2003-10-17 JP JP2004568113A patent/JP4376794B2/ja not_active Expired - Lifetime
- 2003-10-17 ES ES03772231T patent/ES2283837T3/es not_active Expired - Lifetime
- 2003-10-17 AU AU2003280388A patent/AU2003280388A1/en not_active Abandoned
- 2003-10-17 CA CA002515386A patent/CA2515386A1/en not_active Abandoned
- 2003-10-17 KR KR1020107015896A patent/KR20100094581A/ko not_active Application Discontinuation
- 2003-10-17 EP EP03772231A patent/EP1594909B1/de not_active Expired - Lifetime
- 2003-10-17 WO PCT/EP2003/011505 patent/WO2004072148A1/en active IP Right Grant
- 2003-10-17 BR BR0317973-7A patent/BR0317973A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ATE358148T1 (de) | 2007-04-15 |
CA2515386A1 (en) | 2004-08-26 |
JP4376794B2 (ja) | 2009-12-02 |
ES2283837T3 (es) | 2007-11-01 |
AU2003280388A1 (en) | 2004-09-06 |
AU2003280388A8 (en) | 2004-09-06 |
JP2006514131A (ja) | 2006-04-27 |
KR20100094581A (ko) | 2010-08-26 |
EP1594909A1 (de) | 2005-11-16 |
MXPA05006785A (es) | 2005-09-30 |
BR0317973A (pt) | 2005-11-29 |
KR100988341B1 (ko) | 2010-10-18 |
CN1747983A (zh) | 2006-03-15 |
US20040158032A1 (en) | 2004-08-12 |
EP1594909B1 (de) | 2007-03-28 |
US6806348B2 (en) | 2004-10-19 |
US20060116275A1 (en) | 2006-06-01 |
KR20050104344A (ko) | 2005-11-02 |
CN1318476C (zh) | 2007-05-30 |
WO2004072148A1 (en) | 2004-08-26 |
DE60312900T2 (de) | 2007-08-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60312900D1 (de) | Verfahren zur entfernung und regenerierung eines doppelmetallcyanid (dmc)-katalysators von einem polymerpolyol | |
ATE249880T1 (de) | Dmc komplexkatalysator und verfahren zu seiner herstellung | |
EP0385619A3 (de) | Wiedergewinnung von Doppelmetallcyanidkomplexkatalysatoren aus Polymeren | |
DE69420463D1 (de) | Verfahren zur Extraktion von unerwünschten Stoffen aus einem Biogas | |
DE502005006445D1 (de) | Verfahren zur herstellung von polymeren | |
ATE475479T1 (de) | Doppelmetallcyanidkatalysatoren zur herstellung von polyolen und verfahren zu ihrer herstellung und verwendung | |
JPS623024A (ja) | 消耗した水素化処理触媒からコバルト、モリブデン、ニツケル、およびバナジウムを浸出する方法 | |
ATE329943T1 (de) | Verfahren zur herstellung geruchsarmer hydrogel- bildender polymerisate | |
JP5515638B2 (ja) | 硫黄・Ca含有スラグの処理方法 | |
NZ613091A (en) | Method and facility for treating water by nitrosation/denitrosation including at least an aeration step and a step for monitoring the oxygen supplied during the aeration step | |
TW200745785A (en) | Recycling method for resist stripper scrapped and recycling device for the same | |
ATE369208T1 (de) | Verfahren zur verbesserung eines katalysators | |
DE60039463D1 (de) | Verfahren zur herstellung von initiator-schlämmungen aus metallcyanid-polyolen | |
JP5515637B2 (ja) | 硫黄含有スラグの処理方法 | |
JP4540738B1 (ja) | 水性錆除去剤の再生方法 | |
DE69032650T2 (de) | Verfahren zur wiedergewinnung von batteriesäure aus bleisäurebatterien | |
ATE286917T1 (de) | Verfahren zur entgasung von polymeren | |
KR20180052504A (ko) | 이산화탄소의 연속적 제거방법 및 제거장치 | |
CN104271210B (zh) | 用于从处理液中移除盐的方法 | |
ATE336521T1 (de) | Verfahren zur reduzierung der restmonomerenmenge in wässrigen polymerdispersionen | |
TW200502268A (en) | Method of purifying powdery resin | |
EP0816315A3 (de) | Verfahren zur Rückgewinnung von dihydrischen Phenolen aus thermoplastischen Polymeren | |
JP2016153113A (ja) | 排水処理方法 | |
US20050173349A1 (en) | Metal ion extraction materials and processes using same | |
KR20060024469A (ko) | 수중으로부터 인을 제거하기 위한 석탄비산재가 고정화된폴리아크릴아미드 겔 흡착제 및 이의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BASF CORP., FLORHAM PARK, N.J., US Owner name: BASF SE, 67063 LUDWIGSHAFEN, DE |