KR101017512B1 - 폴리알킬렌글리콜계 알릴에테르 중합체 및 그의 제조방법 - Google Patents
폴리알킬렌글리콜계 알릴에테르 중합체 및 그의 제조방법 Download PDFInfo
- Publication number
- KR101017512B1 KR101017512B1 KR1020080127133A KR20080127133A KR101017512B1 KR 101017512 B1 KR101017512 B1 KR 101017512B1 KR 1020080127133 A KR1020080127133 A KR 1020080127133A KR 20080127133 A KR20080127133 A KR 20080127133A KR 101017512 B1 KR101017512 B1 KR 101017512B1
- Authority
- KR
- South Korea
- Prior art keywords
- catalyst
- allyl ether
- monomer
- reaction
- ethylene glycol
- 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
- C08G65/08—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
- C08G65/32—Polymers modified by chemical after-treatment
-
- 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
- C08G65/48—Polymers modified by chemical after-treatment
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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)
- Macromonomer-Based Addition Polymer (AREA)
- Polyethers (AREA)
Abstract
Description
반응 모노머의 전환율 PEOAE monomer*/AA/MA |
중합체 조성비 EOAE monomer/AA/MA |
중합체 중량 평균분자량 | |
실시예 1 | 91.3/95.0/0 | 84.2/15.8/0 | 29300 |
실시예 2 | 89.0/94.2/0 | 84.0/16.0/0 | 27000 |
실시예 3 | 77.0/82.0/0 | 83.9/16.1/0 | 22500 |
실시예 4 | 87.2/90.5/0 | 84.3/15.7/0 | 28900 |
실시예 5 | 89.5/92.0/0 | 84.4/15.6/0 | 32100 |
실시예 6 | 91.0/91.5/0 | 84.7/15.3/0 | 31600 |
실시예 7 | 98.5/97.0/0 | 84.9/15.1/0 | 35200 |
실시예 8 | 97.0/97.5/0 | 84.7/15.3/0 | 34500 |
실시예 9 | 85.0/0/92.4 | 76.0/0/24.0 | 26200 |
실시예10 | 86.0/0/90.1 | 76.7/0/23.3 | 27700 |
비교예 1 | 44.0/50.5/0 | 82.9/17.1/0 | 11000 |
비교예 2 | 38.2/44.0/0 | 82.8/17.2/0 | 9800 |
비교예 3 | 57.2/67.0/0 | 82.6/17.4/0 | 13200 |
비교예 4 | 59.0/66.4/0 | 83.2/16.8/0 | 13500 |
|
슬럼프 플로우 (cm) | 공기량 (%) | ||
5분 후 | 60분 후 | 90분 후 | ||
실시예 1 | 530 | 460 | 370 | 4.5 |
실시예 2 | 540 | 465 | 365 | 4.3 |
실시예 3 | 515 | 435 | 300 | 4.7 |
실시예 4 | 530 | 465 | 315 | 4.1 |
실시예 5 | 525 | 450 | 350 | 3.9 |
실시예 6 | 530 | 475 | 355 | 4.2 |
실시예 7 | 540 | 490 | 400 | 4.1 |
실시예 8 | 535 | 495 | 390 | 3.7 |
실시예 9 | 525 | 445 | 360 | 4.7 |
실시예10 | 520 | 435 | 360 | 4.3 |
비교예 1 | 340 | 250 | 210 | 3.9 |
비교예 2 | 320 | 235 | 200 | 3.7 |
비교예 3 | 410 | 310 | 205 | 4.1 |
비교예 4 | 440 | 325 | 215 | 4.5 |
Claims (12)
- a) 증류수와 에틸렌옥사이드 22몰이 부가된 에틸렌글리콜 알릴에테르를 전체중량의 85%로 하여 반응용기에 넣고 교반하면서 반응용기 안을 질소로 치환한 후 승온시키는 단계;b) 반응용기에 촉매로서 Redox계 촉매를 반응시간동안 적하펌프를 이용하여 적하시키는 단계;c) 상기 반응용기에 아크릴산과 증류수를 혼합한 모노머 수용액을 반응시간동안 적하펌프를 이용하여 적하시키는 단계; 및d) 상기 촉매 및 모노머 수용액을 주입한 후 미반응 모노머를 완전히 중합시키는 단계로 이루어지고,상기 Redox계 촉매는, Hydroperoxide촉매와 Lithium aluminium hydride를 증류수에 혼합한 촉매수용액의 조합인 것을 특징으로 하는 폴리알킬렌글리콜계 알릴에테르 중합체의 제조방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서, 상기 Hydroperoxide 촉매는,전체 주입량의 1/3씩을 일정한 간격을 두고 반응기에 주입하는 것을 특징으로 하는 폴리알킬렌글리콜계 알릴에테르 중합체의 제조방법.
- 제7항에 있어서,상기 폴리알킬렌글리콜계 알릴에테르 중합체에 대한 상기 에틸렌글리콜 알릴에테르 및 상기 아크릴산의 반응 모노머 전환율이 97% 이상인 것을 특징으로 하는 폴리알킬렌글리콜계 알릴에테르 중합체의 제조방법.
- 삭제
- 제1항 또는 제7항에 있어서, 상기 촉매 및 촉매수용액은,각각 상기 에틸렌글리콜 알릴에테르의 0.1~30 중량%인 것을 특징으로 하는 폴리알킬렌글리콜계 알릴에테르 중합체의 제조방법.
- 제1항 또는 제7항에 있어서, 반응온도는,65~85℃의 반응온도에서 이루어지는 것을 특징으로 하는 폴리알킬렌글리콜계 알릴에테르 중합체의 제조방법.
- 삭제
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KR1020080127133A KR101017512B1 (ko) | 2008-12-15 | 2008-12-15 | 폴리알킬렌글리콜계 알릴에테르 중합체 및 그의 제조방법 |
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KR1020080127133A KR101017512B1 (ko) | 2008-12-15 | 2008-12-15 | 폴리알킬렌글리콜계 알릴에테르 중합체 및 그의 제조방법 |
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KR20100068689A KR20100068689A (ko) | 2010-06-24 |
KR101017512B1 true KR101017512B1 (ko) | 2011-02-25 |
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KR102569805B1 (ko) * | 2016-12-27 | 2023-08-22 | 주식회사 엘지화학 | 시멘트 첨가제 및 이를 포함하는 시멘트 조성물 |
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EP1103570A2 (en) * | 1999-11-29 | 2001-05-30 | Nippon Shokubai Co., Ltd. | Copolymer for cement admixtures and its production process and use |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP1103570A2 (en) * | 1999-11-29 | 2001-05-30 | Nippon Shokubai Co., Ltd. | Copolymer for cement admixtures and its production process and use |
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