KR100824979B1 - 테트라히드로푸란 중합체의 제조방법 - Google Patents
테트라히드로푸란 중합체의 제조방법 Download PDFInfo
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- KR100824979B1 KR100824979B1 KR1020070016288A KR20070016288A KR100824979B1 KR 100824979 B1 KR100824979 B1 KR 100824979B1 KR 1020070016288 A KR1020070016288 A KR 1020070016288A KR 20070016288 A KR20070016288 A KR 20070016288A KR 100824979 B1 KR100824979 B1 KR 100824979B1
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- heteropolyacid
- thf
- ppm
- acid
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- 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
- C08G65/04—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
- C08G65/08—Saturated oxiranes
- C08G65/10—Saturated oxiranes characterised by the catalysts 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
- C08G65/26—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
- C08G65/2666—Hetero polyacids
Abstract
Description
헤테로폴리산 | PTMG | ||||||
옥시산 | Cr(ppm) | Al(ppm) | 배위수(몰%) | 반응전화율 | Mn | APHA | |
실시예 1 | 텅스토인산 | 5.5 | N.D | 5 | 19.5 | 1780 | 29 |
실시예 2 | 텅스토인산 | 98 | N.D | 5 | 21.5 | 1800 | 15 |
실시예 3 | 텅스토인산 | 1250 | N.D | 5 | 24.0 | 1850 | 9 |
실시예 4 | 텅스토인산 | N.D | 6 | 5 | 19.0 | 1780 | 31 |
실시예 5 | 텅스토인산 | 60 | N.D | 6 | 16.5 | 1790 | 8 |
실시예 6 | 텅스토인산 | 120 | N.D | 7 | 12.3 | 1665 | 5 |
비교예 1 | 텅스토인산 | N.D | N.D | 5 | 18.0 | 1750 | 59 |
비교예 2 | 텅스토인산 | N.D | N.D | 6 | 13.5 | 1650 | 49 |
비교예 3 | 텅스토인산 | N.D | N.D | 7 | 9.0 | 1500 | 45 |
구분 | 전이금속 | 농도(ppm) | 산소농도(ppm) | |
반응 전 | 반응 후 | |||
실험 1 | Cr | 120 | 5.6 | 3.7 |
실험 2 | Al | 60 | 5.8 | 4.3 |
구분 | 전이금속 | 농도(ppm) | pH | |
첨가 전 | 첨가 후 | |||
실험 3 | Cr | 120 | 7.02 | 4.2 |
실험 4 | Al | 60 | 7.02 | 5.6 |
Claims (5)
- 헤테로폴리산을 촉매로 사용하여 테트라히드로푸란으로부터 폴리테트라메틸렌글리콜을 제조하는 방법에 있어서,헤테로폴리산 중량대비 Cr 또는 Al의 양을 5 ppm 이상으로 조절하여 테트라히드로푸란을 중합 반응시키는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 청구항 1에 있어서, Cr 또는 Al의 양은 각각 5 내지 1250 ppm이 되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 청구항 1에 있어서, 헤테로폴리산은 텅스토인산, 몰리브덴인산, 또는 텅스토실릭산이 되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 삭제
- 청구항 1에 있어서, 헤테로폴리산의 배위수는 5 내지 8이 되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070016288A KR100824979B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
CN2007101037751A CN101245135B (zh) | 2007-02-16 | 2007-05-29 | 生产四氢呋喃聚合物的方法 |
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KR1020070016288A KR100824979B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
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KR100824979B1 true KR100824979B1 (ko) | 2008-04-28 |
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KR1020070016288A KR100824979B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
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KR (1) | KR100824979B1 (ko) |
CN (1) | CN101245135B (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR860001766B1 (ko) * | 1983-05-23 | 1986-10-21 | 아사히가세이고오교 가부시끼가이샤 | 폴리에테르글리콜의 제조방법 |
KR100358552B1 (ko) | 1998-06-15 | 2002-10-25 | 아사히 가세이 가부시키가이샤 | 테트라히드로푸란 중합체의 제조 방법 |
JP2004217912A (ja) | 2002-12-26 | 2004-08-05 | Dainippon Ink & Chem Inc | エポキシビニルエステル樹脂組成物およびその成形硬化物 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1126775C (zh) * | 1998-11-26 | 2003-11-05 | 北京大学 | 一种由四氢呋喃聚合制备聚醚的方法 |
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- 2007-02-16 KR KR1020070016288A patent/KR100824979B1/ko active IP Right Grant
- 2007-05-29 CN CN2007101037751A patent/CN101245135B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR860001766B1 (ko) * | 1983-05-23 | 1986-10-21 | 아사히가세이고오교 가부시끼가이샤 | 폴리에테르글리콜의 제조방법 |
KR100358552B1 (ko) | 1998-06-15 | 2002-10-25 | 아사히 가세이 가부시키가이샤 | 테트라히드로푸란 중합체의 제조 방법 |
JP2004217912A (ja) | 2002-12-26 | 2004-08-05 | Dainippon Ink & Chem Inc | エポキシビニルエステル樹脂組成物およびその成形硬化物 |
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CN101245135A (zh) | 2008-08-20 |
CN101245135B (zh) | 2011-08-17 |
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