KR20000071191A - 좁은 분자량 분포를 가지는 폴리테트라메틸렌 에테르 글리콜을얻는 방법 - Google Patents
좁은 분자량 분포를 가지는 폴리테트라메틸렌 에테르 글리콜을얻는 방법 Download PDFInfo
- Publication number
- KR20000071191A KR20000071191A KR1019997007481A KR19997007481A KR20000071191A KR 20000071191 A KR20000071191 A KR 20000071191A KR 1019997007481 A KR1019997007481 A KR 1019997007481A KR 19997007481 A KR19997007481 A KR 19997007481A KR 20000071191 A KR20000071191 A KR 20000071191A
- Authority
- KR
- South Korea
- Prior art keywords
- polymer
- molecular weight
- tetrahydrofuran
- parts
- copolymer
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 53
- 238000009826 distribution Methods 0.000 title abstract description 30
- 229920000909 polytetrahydrofuran Polymers 0.000 title abstract description 26
- 229920000642 polymer Polymers 0.000 claims abstract description 83
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 66
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims abstract description 61
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229920001577 copolymer Polymers 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 125000002947 alkylene group Chemical group 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 150000001924 cycloalkanes Chemical class 0.000 claims description 24
- 238000001704 evaporation Methods 0.000 claims description 11
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 10
- 230000008020 evaporation Effects 0.000 claims description 10
- 238000005191 phase separation Methods 0.000 claims description 9
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 8
- GDOPTJXRTPNYNR-UHFFFAOYSA-N methylcyclopentane Chemical compound CC1CCCC1 GDOPTJXRTPNYNR-UHFFFAOYSA-N 0.000 claims description 8
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 4
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 4
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 238000005194 fractionation Methods 0.000 claims description 2
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 claims description 2
- 150000001334 alicyclic compounds Chemical class 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 47
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 8
- 239000007858 starting material Substances 0.000 description 7
- 150000003983 crown ethers Chemical class 0.000 description 6
- 239000011877 solvent mixture Substances 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- -1 polytetramethylene Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000002051 biphasic effect Effects 0.000 description 2
- 238000010538 cationic polymerization reaction Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 229920006158 high molecular weight polymer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VGVHNLRUAMRIEW-UHFFFAOYSA-N 4-methylcyclohexan-1-one Chemical compound CC1CCC(=O)CC1 VGVHNLRUAMRIEW-UHFFFAOYSA-N 0.000 description 1
- PMPVIKIVABFJJI-UHFFFAOYSA-N Cyclobutane Chemical compound C1CCC1 PMPVIKIVABFJJI-UHFFFAOYSA-N 0.000 description 1
- LVZWSLJZHVFIQJ-UHFFFAOYSA-N Cyclopropane Chemical compound C1CC1 LVZWSLJZHVFIQJ-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 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
- C08G65/04—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 only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/20—Tetrahydrofuran
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
Claims (13)
- (a) 170-250℃의 온도 및 5mbar 미만의 압력하에 진공막 증발시켜 얻은 테트라하이드로퓨란 중합체 또는 테트라하이드로퓨란과 알킬렌 옥사이드의 공중합체를 출발 중합체로서 사용하는 단계(b) 0-40℃의 온도에서 상기 출발 중합체를 싸이클로알칸(a), 메탄올(b) 및 물(c)과 혼합시키는 단계 및(c) 40-80℃의 온도에서 혼합시 생성된 상이한 상들을 분리시키는 단계를 특징으로 하는, 테트라하이드로퓨란 중합체 또는 테트라하이드로퓨란과 알킬렌 옥사이드의 공중합체를 분류시키는 방법.
- 제1항에 있어서, 테트라하이드로퓨란 중합체 또는 테트라하이드로퓨란과 알킬렌 옥사이드의 공중합체를 각각 출발 중합체보다 5% 이상 작은 다분산도 Mw/Mn을 가지는 분류물로 분리시키는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 800-3000 Da의 평균 분자량을 가지는 출발 중합체를 사용하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 출발 중합체를 평균 분자량 M+A 및 M-A(여기서, M은 800-3000 Da 이고 A는 200-1500 Da임)의 두 분류물로 분리하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 전체 혼합물내 싸이클로알칸(a), 메탄올(b) 및 물(c)의 비율이 각각 1-95 중량%인 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 싸이클로알칸(a), 메탄올(b) 및 물(c)이 1-10 중량부(a):1-10 중량부(b):1-10 중량부(c)의 비로 사용되는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 싸이클로알칸을 출발중합체 1중량부당 0.2-5 중량부의 양으로 사용하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 싸이클로펜탄, 메틸싸이클로펜탄, 싸이클로헥산 및/또는 메틸싸이클로헥산을 싸이클로알칸(a)으로서 사용하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 단계(b)의 혼합 온도보다 10℃ 이상 높은 온도에서 단계(c)의 상 분리를 행하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 알킬렌 옥사이드로서 에틸렌 옥사이드 및/또는 프로필렌 옥사이드를 포함하는 테트라하이드로퓨란 및 알킬렌 옥사이드의 공중합체를 사용하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 테트라하이드로퓨란 중합체 또는 테트라하이드로퓨란과 알킬렌 옥사이드의 공중합체를 증발법으로 분리된 상에서 분리시키는 것을 특징으로 하는 방법.
- 제11항에 있어서, 증발시 분리시킨 싸이클로알칸, 메탄올 및 물을 더 정제시키지 않고 다시 분류에 사용하는 것을 특징으로 하는 방법.
- 전기한 항들 중 어느 한 항에 있어서, 상 분리 후, 상부 상을 20-50℃ 냉각시킨 다음 이 온도에서 다시 상분리 공정에 가하는 것을 특징으로 하는 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19706331A DE19706331A1 (de) | 1997-02-19 | 1997-02-19 | Verfahren zur Gewinnung von Polytetramethylenetherglykolen mit enger Molmassenverteilung |
| DE19706331.4 | 1997-02-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20000071191A true KR20000071191A (ko) | 2000-11-25 |
| KR100422177B1 KR100422177B1 (ko) | 2004-03-10 |
Family
ID=7820691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019997007481A Expired - Lifetime KR100422177B1 (ko) | 1997-02-19 | 1998-02-17 | 좁은 분자량 분포를 가지는 폴리테트라메틸렌 에테르 글리콜을얻는 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6194503B1 (ko) |
| EP (1) | EP0961802B1 (ko) |
| JP (1) | JP3352702B2 (ko) |
| KR (1) | KR100422177B1 (ko) |
| DE (2) | DE19706331A1 (ko) |
| WO (1) | WO1998037121A1 (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5920800A (en) * | 1999-07-09 | 2001-01-30 | Dow Chemical Company, The | Method for fractionating poly(ethylene oxide) formed using metallic cyanide catalyst |
| JP4800568B2 (ja) * | 2002-12-20 | 2011-10-26 | 保土谷化学工業株式会社 | 分子量分布の狭められたポリエーテルポリオールの製造方法 |
| KR20110092326A (ko) * | 2008-11-27 | 2011-08-17 | 바스프 에스이 | 증류에 의한 분리 장치 |
| TWI646125B (zh) | 2014-01-06 | 2019-01-01 | 盧森堡商英威達技術有限公司 | 共聚醚酯聚醇製法 |
| WO2016080501A1 (ja) * | 2014-11-20 | 2016-05-26 | 三菱化学株式会社 | ポリエーテルポリオール、ポリエーテルポリオールの製造方法、ポリエステルエラストマー及びポリウレタン |
| KR20230026088A (ko) | 2021-08-17 | 2023-02-24 | 에스케이케미칼 주식회사 | 폴리트리메틸렌 에테르 글리콜 및 이의 제조 방법 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3607946A1 (de) * | 1986-03-11 | 1987-09-17 | Basf Ag | Verfahren zur einengung der molekulargewichtsverteilung von polytetrahydrofuran und von copolymerisaten aus tetrahydrofuran und alkylenoxiden |
| DE3728613A1 (de) * | 1987-08-27 | 1989-03-09 | Basf Ag | Verfahren zur einengung der molekulargewichtsverteilung von polytetrahydrofuran und von copolymerisaten aus tetrahydrofuran und alkylenoxiden |
| US5053553A (en) * | 1988-09-19 | 1991-10-01 | E. I. Du Pont De Nemours And Company | Process for preparing a narrow molecular weight distribution poly (tetramethylene ether) glycol |
| US4993503A (en) * | 1990-03-27 | 1991-02-19 | Electric Power Research Institute | Horizontal boring apparatus and method |
-
1997
- 1997-02-19 DE DE19706331A patent/DE19706331A1/de not_active Withdrawn
-
1998
- 1998-02-17 DE DE59811334T patent/DE59811334D1/de not_active Expired - Lifetime
- 1998-02-17 KR KR1019997007481A patent/KR100422177B1/ko not_active Expired - Lifetime
- 1998-02-17 WO PCT/EP1998/000886 patent/WO1998037121A1/de not_active Ceased
- 1998-02-17 EP EP98912315A patent/EP0961802B1/de not_active Expired - Lifetime
- 1998-02-17 US US09/367,411 patent/US6194503B1/en not_active Expired - Lifetime
- 1998-02-17 JP JP53623698A patent/JP3352702B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR100422177B1 (ko) | 2004-03-10 |
| JP2001502011A (ja) | 2001-02-13 |
| EP0961802A1 (de) | 1999-12-08 |
| EP0961802B1 (de) | 2004-05-06 |
| US6194503B1 (en) | 2001-02-27 |
| JP3352702B2 (ja) | 2002-12-03 |
| DE59811334D1 (de) | 2004-06-09 |
| WO1998037121A1 (de) | 1998-08-27 |
| DE19706331A1 (de) | 1998-08-20 |
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