KR100933761B1 - (에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및프로필렌옥시드 중합단위가 연속하여 결합되는블록공중합체 - Google Patents
(에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및프로필렌옥시드 중합단위가 연속하여 결합되는블록공중합체 Download PDFInfo
- Publication number
- KR100933761B1 KR100933761B1 KR1020070117034A KR20070117034A KR100933761B1 KR 100933761 B1 KR100933761 B1 KR 100933761B1 KR 1020070117034 A KR1020070117034 A KR 1020070117034A KR 20070117034 A KR20070117034 A KR 20070117034A KR 100933761 B1 KR100933761 B1 KR 100933761B1
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- KR
- South Korea
- Prior art keywords
- propylene oxide
- block copolymer
- oxide
- ethylene oxide
- present
- Prior art date
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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
- C08G65/32—Polymers modified by chemical after-treatment
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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
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
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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)
- General Chemical & Material Sciences (AREA)
- Detergent Compositions (AREA)
- Polyethers (AREA)
Abstract
Description
Claims (6)
- 염기성 촉매의 존재 하에 프로필렌옥시드를 중합한 후, 에틸렌옥시드-프로필렌옥시드 공단량체를 중합하고, 이어서 프로필렌옥시드를 투입하여 순차적으로 블록공중합체를 제조하는 것을 특징으로 하며, 상기 블록공중합체는 중심 중합단위인 폴리프로필렌옥시드의 양 말단에 (에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및 프로필렌옥시드 중합단위가 연속하여 결합되는 것을 특징으로 하는 블록공중합체.
- 제1항에 있어서,상기 중심중합단위인 폴리프로필렌옥시드의 수평균분자량이 600~1500인 것을 특징으로 하는 블록공중합체.
- 제 2항에 있어서,상기 중심중합단위에 랜덤공중합단위가 결합된 중합체의 수평균분자량이 2500~3000인 것을 특징으로 하는 블록공중합체
- 제 3항에 있어서,상기 블록공중합체의 수평균분자량이 2900~3500인 것을 특징으로 하는 블록공중합체.
- 삭제
- 제 1항에 있어서,상기 블록공중합체는 운점이 48~54℃이며, OH값이 32~38mgKOH/g인 것을 특징으로 하는 블록공중합체.
Priority Applications (1)
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KR1020070117034A KR100933761B1 (ko) | 2007-11-16 | 2007-11-16 | (에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및프로필렌옥시드 중합단위가 연속하여 결합되는블록공중합체 |
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KR1020070117034A KR100933761B1 (ko) | 2007-11-16 | 2007-11-16 | (에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및프로필렌옥시드 중합단위가 연속하여 결합되는블록공중합체 |
Publications (2)
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KR20090050537A KR20090050537A (ko) | 2009-05-20 |
KR100933761B1 true KR100933761B1 (ko) | 2009-12-23 |
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KR1020070117034A KR100933761B1 (ko) | 2007-11-16 | 2007-11-16 | (에틸렌옥시드-프로필렌옥시드)랜덤공중합단위 및프로필렌옥시드 중합단위가 연속하여 결합되는블록공중합체 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101335114B1 (ko) * | 2011-11-24 | 2013-12-03 | 롯데케미칼 주식회사 | 고급 알코올 에틸렌옥사이드-프로필렌옥사이드 블록 또는 랜덤 공중합체 및 그 제조방법 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101797265B1 (ko) * | 2010-08-24 | 2017-11-13 | 다우 글로벌 테크놀로지스 엘엘씨 | 에틸렌 옥시드/프로필렌 옥시드 폴리에테르 폴리올 및 그로부터 제조된 폴리우레탄 |
CN114957644A (zh) * | 2022-04-20 | 2022-08-30 | 河北盛鹏化工有限公司 | 一种嵌段聚醚及其制备方法和应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US5589099A (en) * | 1993-04-20 | 1996-12-31 | Ecolab Inc. | Low foaming rinse agents comprising ethylene oxide/propylene oxide block copolymer |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5589099A (en) * | 1993-04-20 | 1996-12-31 | Ecolab Inc. | Low foaming rinse agents comprising ethylene oxide/propylene oxide block copolymer |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101335114B1 (ko) * | 2011-11-24 | 2013-12-03 | 롯데케미칼 주식회사 | 고급 알코올 에틸렌옥사이드-프로필렌옥사이드 블록 또는 랜덤 공중합체 및 그 제조방법 |
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