MY130045A - Process for reducing the level of unsaturation in a polyether polyol by ultrafiltration - Google Patents

Process for reducing the level of unsaturation in a polyether polyol by ultrafiltration

Info

Publication number
MY130045A
MY130045A MYPI94001506A MYPI9401506A MY130045A MY 130045 A MY130045 A MY 130045A MY PI94001506 A MYPI94001506 A MY PI94001506A MY PI9401506 A MYPI9401506 A MY PI9401506A MY 130045 A MY130045 A MY 130045A
Authority
MY
Malaysia
Prior art keywords
unsaturation
ultrafiltration
reducing
level
polyether polyol
Prior art date
Application number
MYPI94001506A
Other languages
English (en)
Inventor
Chaffanjon Pierre Gilbert Henri Jean
Le Minh So
Carr Robert Henry
Colquhoun Howard Matthew
Hernalsteen Jan Frans
Devos Julien Armand
Original Assignee
Huntsman Ici Chem Llc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huntsman Ici Chem Llc filed Critical Huntsman Ici Chem Llc
Publication of MY130045A publication Critical patent/MY130045A/en

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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4866—Polyethers having a low unsaturation value
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyethers (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyesters Or Polycarbonates (AREA)
MYPI94001506A 1993-06-15 1994-06-13 Process for reducing the level of unsaturation in a polyether polyol by ultrafiltration MY130045A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939312256A GB9312256D0 (en) 1993-06-15 1993-06-15 Novel polyols

Publications (1)

Publication Number Publication Date
MY130045A true MY130045A (en) 2007-05-31

Family

ID=10737145

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI94001506A MY130045A (en) 1993-06-15 1994-06-13 Process for reducing the level of unsaturation in a polyether polyol by ultrafiltration

Country Status (12)

Country Link
US (1) US5767324A (https=)
EP (1) EP0703936B1 (https=)
JP (1) JPH08511046A (https=)
CN (1) CN1044000C (https=)
AU (1) AU676744B2 (https=)
CA (1) CA2162864A1 (https=)
DE (1) DE69417888T2 (https=)
ES (1) ES2130427T3 (https=)
GB (2) GB9312256D0 (https=)
MY (1) MY130045A (https=)
TW (1) TW319783B (https=)
WO (1) WO1994029362A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5712216A (en) * 1995-05-15 1998-01-27 Arco Chemical Technology, L.P. Highly active double metal cyanide complex catalysts
EP0677543B2 (en) * 1994-04-12 2006-11-15 Mitsui Chemicals, Inc. Preparation of polyoxyalkylene polyols, polymer polyols and flexible polyurethane foams
US5670601A (en) * 1995-06-15 1997-09-23 Arco Chemical Technology, L.P. Polyurethane elastomers having improved green strength and demold time and polyoxyalkylene polyols suitable for their preparation
US6821308B2 (en) * 1997-04-02 2004-11-23 Bayer Antwerp N.V. Polyoxyalkylene monoethers with reduced water affinity
ATE366789T1 (de) * 1998-07-21 2007-08-15 Adeka Corp Schmiermittel für kältemaschine mit ammoniak als kühlmittel
JP2001192684A (ja) * 2000-01-12 2001-07-17 Japan Energy Corp アンモニア冷凍装置
WO2002042356A1 (de) * 2000-11-22 2002-05-30 Basf Aktiengesellschaft Verfahren zur aufarbeitung von polyetheralkoholen
EP1493769B1 (en) * 2003-06-30 2007-11-21 Repsol Quimica S.A. Process to purify polyether polyols
US7999471B2 (en) 2005-12-12 2011-08-16 Raytheon Company Multi-cell electronic circuit array and method of manufacturing
US7495063B2 (en) * 2006-02-03 2009-02-24 Dow Global Technologies Inc. Reduced oligomer concentration in high purity polyalkylene glycols
WO2008074791A1 (en) 2006-12-20 2008-06-26 Shell Internationale Research Maatschappij B.V. Process for removing poly(propylene oxide) from propylene oxide by membrane separation
GB201413954D0 (en) * 2014-08-06 2014-09-17 Imp Innovations Ltd Process for preparing polymers
US20200010618A1 (en) * 2017-02-09 2020-01-09 Basf Se A process for purification of polyether block copolymers
CN112724396A (zh) * 2020-12-28 2021-04-30 苏州欣影生物医药技术有限公司 一种提高聚乙二醇类衍生物分子量分布的纯化方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941849A (en) * 1972-07-07 1976-03-02 The General Tire & Rubber Company Polyethers and method for making the same
JPS4998898A (https=) * 1973-01-13 1974-09-18
JPS6034965B2 (ja) * 1979-10-25 1985-08-12 第一工業製薬株式会社 ポリエ−テルポリオ−ルの精製法
CA1155871A (en) * 1980-10-16 1983-10-25 Gencorp Inc. Method for treating polypropylene ether and poly-1,2- butylene ether polyols
JPS5770124A (en) * 1980-10-20 1982-04-30 Dai Ichi Kogyo Seiyaku Co Ltd Purification of polyether-polyol
US4687851A (en) * 1985-08-15 1987-08-18 The Dow Chemical Company Polyurethane elastomers prepared from high equivalent weight polyahls
US4764567A (en) * 1986-11-20 1988-08-16 Basf Corporation Process for the preparation of polyoxyalkylene block polyethers having enhanced properties
US5342541A (en) * 1989-03-29 1994-08-30 The Dow Chemical Company Purified hydroxy-functional polyether compounds
US4946939A (en) * 1989-05-30 1990-08-07 The Dow Chemical Company High purity polyether polyols
US5106874A (en) * 1989-06-16 1992-04-21 The Dow Chemical Company Process for preparing elastomeric polyurethane or polyurethane-urea polymers, and polyurethanes so prepared
WO1990015835A1 (en) * 1989-06-16 1990-12-27 The Dow Chemical Company Process for preparing elastomeric polyurethane or polyurethane-urea polymers, and polyurethanes so prepared
US5185420A (en) * 1990-11-02 1993-02-09 Olin Corporation Thermoplastic polyurethane elastomers and polyurea elastomers made using low unsaturation level polyols prepared with double metal cyanide catalysts

Also Published As

Publication number Publication date
CA2162864A1 (en) 1994-12-22
DE69417888D1 (de) 1999-05-20
DE69417888T2 (de) 1999-09-30
US5767324A (en) 1998-06-16
TW319783B (https=) 1997-11-11
CN1044000C (zh) 1999-07-07
AU676744B2 (en) 1997-03-20
AU6971494A (en) 1995-01-03
ES2130427T3 (es) 1999-07-01
CN1125455A (zh) 1996-06-26
EP0703936B1 (en) 1999-04-14
EP0703936A1 (en) 1996-04-03
GB9409617D0 (en) 1994-07-06
WO1994029362A1 (en) 1994-12-22
GB9312256D0 (en) 1993-07-28
JPH08511046A (ja) 1996-11-19

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