KR100841603B1 - 테트라히드로푸란 중합체의 제조방법 - Google Patents
테트라히드로푸란 중합체의 제조방법 Download PDFInfo
- Publication number
- KR100841603B1 KR100841603B1 KR1020070016286A KR20070016286A KR100841603B1 KR 100841603 B1 KR100841603 B1 KR 100841603B1 KR 1020070016286 A KR1020070016286 A KR 1020070016286A KR 20070016286 A KR20070016286 A KR 20070016286A KR 100841603 B1 KR100841603 B1 KR 100841603B1
- Authority
- KR
- South Korea
- Prior art keywords
- heteropolyacid
- acid
- polytetramethylene glycol
- heteropoly acid
- tetrahydrofuran
- Prior art date
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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
- C08G65/04—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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
Abstract
Description
헤테로폴리산 | PTMG | |||||||
Na (ppm) | Mg (ppm) | Ca (ppm) | 배위수 (몰%) | 반응 전화율 (%) | 수평균 분자량 (Mn) | 색상 (APHA) | ||
실시예 1 | 텅스토인산 | 25 | 2.5 | 1.6 | 5 | 19.5 | 1795 | 12 |
실시예 2 | 텅스토인산 | 34 | 2.3 | 1.7 | 5 | 19.0 | 1780 | 19 |
비교예 1 | 텅스토인산 | 153 | 12.5 | 1.6 | 5 | 16.0 | 1600 | 85 |
비교예 2 | 텅스토인산 | 561 | 108.2 | 1.5 | 5 | 9.2 | 1350 | 79 |
비교예 3 | 텅스토인산 | 172 | 2.2 | 111.5 | 5 | 14.0 | 1480 | 51 |
실시예 3 | 몰리브덴인산 | 27 | 5.6 | 1.5 | 6 | 18.5 | 1770 | 25 |
실시예 4 | 텅스토실릭산 | 58 | 2.2 | 5.7 | 7 | 18.3 | 1765 | 32 |
Claims (5)
- 헤테로폴리 산을 촉매로 사용하여 테트라히드로푸란으로부터 폴리테트라메틸렌글리콜을 제조하는 방법에 있어서, 헤테로폴리 산 중의 Na, Mg, 및 Ca의 함유량을 각각 100 ppm 이하로 하는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 청구항 1에 있어서, 헤테로폴리 산은 양이온 교환수지 또는 액액 추출법에 의하여 정제가 되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 청구항 1에 있어서, 헤테로폴리 산은 텅스토인산, 몰리브덴인산, 또는 텅스토실릭 산이 되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
- 삭제
- 청구항 1에 있어서, 헤테로폴리 산의 배위수는 5 내지 8로 조절되는 것을 특징으로 하는 폴리테트라메틸렌글리콜의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070016286A KR100841603B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
CN2007101037766A CN101245136B (zh) | 2007-02-16 | 2007-05-29 | 制备四氢呋喃聚合物的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070016286A KR100841603B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
Publications (1)
Publication Number | Publication Date |
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KR100841603B1 true KR100841603B1 (ko) | 2008-06-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070016286A KR100841603B1 (ko) | 2007-02-16 | 2007-02-16 | 테트라히드로푸란 중합체의 제조방법 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100841603B1 (ko) |
CN (1) | CN101245136B (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3446577A (en) | 1966-12-22 | 1969-05-27 | Sylvania Electric Prod | Process for producing heteropoly metal acids |
US4568775A (en) | 1983-05-23 | 1986-02-04 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing polyetherglycol |
KR20010099830A (ko) * | 1998-12-18 | 2001-11-09 | 데이 수잔 자넷 | 헤테로폴리산의 합성 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW444032B (en) * | 1998-06-15 | 2001-07-01 | Asahi Chemical Ind | Process for producing tetrahydrofuran polymer |
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2007
- 2007-02-16 KR KR1020070016286A patent/KR100841603B1/ko active IP Right Grant
- 2007-05-29 CN CN2007101037766A patent/CN101245136B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3446577A (en) | 1966-12-22 | 1969-05-27 | Sylvania Electric Prod | Process for producing heteropoly metal acids |
US4568775A (en) | 1983-05-23 | 1986-02-04 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing polyetherglycol |
KR20010099830A (ko) * | 1998-12-18 | 2001-11-09 | 데이 수잔 자넷 | 헤테로폴리산의 합성 |
Also Published As
Publication number | Publication date |
---|---|
CN101245136A (zh) | 2008-08-20 |
CN101245136B (zh) | 2012-02-08 |
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