DE69325313D1 - Verfahren zur Herstellung von Polyolen mit verminderter Ungesättigtheit - Google Patents
Verfahren zur Herstellung von Polyolen mit verminderter UngesättigtheitInfo
- Publication number
- DE69325313D1 DE69325313D1 DE69325313T DE69325313T DE69325313D1 DE 69325313 D1 DE69325313 D1 DE 69325313D1 DE 69325313 T DE69325313 T DE 69325313T DE 69325313 T DE69325313 T DE 69325313T DE 69325313 D1 DE69325313 D1 DE 69325313D1
- Authority
- DE
- Germany
- Prior art keywords
- polyols
- production
- reduced unsaturation
- unsaturation
- reduced
- 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 - Fee Related
Links
- 229920005862 polyol Polymers 0.000 title 1
- 150000003077 polyols Chemical class 0.000 title 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
-
- 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
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89956692A | 1992-06-16 | 1992-06-16 | |
US08/021,833 US5288921A (en) | 1992-06-16 | 1993-02-24 | Process for reducing unsaturation on polyols |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69325313D1 true DE69325313D1 (de) | 1999-07-22 |
DE69325313T2 DE69325313T2 (de) | 1999-11-18 |
Family
ID=26695152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69325313T Expired - Fee Related DE69325313T2 (de) | 1992-06-16 | 1993-05-14 | Verfahren zur Herstellung von Polyolen mit verminderter Ungesättigtheit |
Country Status (12)
Country | Link |
---|---|
US (1) | US5288921A (de) |
EP (1) | EP0576132B1 (de) |
JP (1) | JPH06136116A (de) |
KR (1) | KR100265869B1 (de) |
CN (1) | CN1035260C (de) |
AU (1) | AU659307B2 (de) |
CA (1) | CA2097160A1 (de) |
DE (1) | DE69325313T2 (de) |
ES (1) | ES2133360T3 (de) |
GB (1) | GB9311265D0 (de) |
MY (1) | MY109212A (de) |
TW (1) | TW245725B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9320874D0 (en) * | 1993-10-11 | 1993-12-01 | Ici Plc | Recycling of flexible foam |
GB9325468D0 (en) * | 1993-12-13 | 1994-02-16 | Ici Plc | Process for purifying polyols |
EP0677543B2 (de) * | 1994-04-12 | 2006-11-15 | Mitsui Chemicals, Inc. | Herstellung von Polyoxyalkylenpolyolen, polymeren Polyolen und weichen Polyurethanschaumstoffen |
KR19980059285A (ko) * | 1996-12-31 | 1998-10-07 | 박영구 | 반응 혼합물로부터 폴리올 화합물을 분리 정제하는 방법 |
DE19710443A1 (de) * | 1997-03-13 | 1998-09-17 | Basf Ag | Verfahren zur Behandlung von Polyetherpolyolen |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3461169A (en) * | 1967-07-28 | 1969-08-12 | Eastman Kodak Co | Solvent extraction of polymeric glycols using acetonitrile |
US3478109A (en) * | 1967-07-28 | 1969-11-11 | Eastman Kodak Co | Solvent extraction of polymeric glycols using methanol |
US4279073A (en) * | 1979-12-10 | 1981-07-21 | Rca Corporation | Method for releasing printed wiring boards from printed wiring board racks |
US4317939A (en) * | 1981-02-23 | 1982-03-02 | Ford Motor Company | Catalyzed dissolution-hydrolysis of polyurethane wastes |
US4336406A (en) * | 1981-02-24 | 1982-06-22 | Ford Motor Company | Polyol extraction by high boiling alkanes |
DE3607946A1 (de) * | 1986-03-11 | 1987-09-17 | Basf Ag | Verfahren zur einengung der molekulargewichtsverteilung von polytetrahydrofuran und von copolymerisaten aus tetrahydrofuran und alkylenoxiden |
EP0362688A3 (de) * | 1988-10-06 | 1990-05-23 | BASF Corporation | Verfahren zur Herstellung von hoch-viskosen, niedrigungesättigten Blockpolyoxyalkylenpolyäthern |
DE68926107T3 (de) * | 1988-10-25 | 2005-07-07 | Asahi Glass Co., Ltd. | Elastischer polyurethanschaum und verfahren zur herstellung |
JPH03244620A (ja) * | 1990-02-23 | 1991-10-31 | Asahi Glass Co Ltd | ポリウレタンフォームの製造方法 |
-
1993
- 1993-02-24 US US08/021,833 patent/US5288921A/en not_active Expired - Fee Related
- 1993-05-14 DE DE69325313T patent/DE69325313T2/de not_active Expired - Fee Related
- 1993-05-14 EP EP93303752A patent/EP0576132B1/de not_active Expired - Lifetime
- 1993-05-14 ES ES93303752T patent/ES2133360T3/es not_active Expired - Lifetime
- 1993-05-19 AU AU38657/93A patent/AU659307B2/en not_active Ceased
- 1993-05-27 CA CA002097160A patent/CA2097160A1/en not_active Abandoned
- 1993-05-31 KR KR1019930009655A patent/KR100265869B1/ko not_active IP Right Cessation
- 1993-06-01 GB GB939311265A patent/GB9311265D0/en active Pending
- 1993-06-01 TW TW082104346A patent/TW245725B/zh active
- 1993-06-04 JP JP5134267A patent/JPH06136116A/ja active Pending
- 1993-06-14 MY MYPI93001158A patent/MY109212A/en unknown
- 1993-06-16 CN CN93106537A patent/CN1035260C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9311265D0 (en) | 1993-07-21 |
DE69325313T2 (de) | 1999-11-18 |
JPH06136116A (ja) | 1994-05-17 |
ES2133360T3 (es) | 1999-09-16 |
CN1084185A (zh) | 1994-03-23 |
CN1035260C (zh) | 1997-06-25 |
AU3865793A (en) | 1993-12-23 |
MY109212A (en) | 1996-12-31 |
US5288921A (en) | 1994-02-22 |
EP0576132B1 (de) | 1999-06-16 |
KR940000503A (ko) | 1994-01-03 |
TW245725B (de) | 1995-04-21 |
KR100265869B1 (ko) | 2000-09-15 |
EP0576132A1 (de) | 1993-12-29 |
AU659307B2 (en) | 1995-05-11 |
CA2097160A1 (en) | 1993-12-17 |
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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: HUNTSMAN ICI CHEMICALS LLC, SALT LAKE CITY, UTAH, |
|
8339 | Ceased/non-payment of the annual fee |