KR100650143B1 - 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조방법 - Google Patents
알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조방법 Download PDFInfo
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- KR100650143B1 KR100650143B1 KR1020050128972A KR20050128972A KR100650143B1 KR 100650143 B1 KR100650143 B1 KR 100650143B1 KR 1020050128972 A KR1020050128972 A KR 1020050128972A KR 20050128972 A KR20050128972 A KR 20050128972A KR 100650143 B1 KR100650143 B1 KR 100650143B1
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- acrylate
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- glycol
- lithium hydroxide
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- 0 CC(C)(*)O[N+]([N+](*)[N-])[O-] Chemical compound CC(C)(*)O[N+]([N+](*)[N-])[O-] 0.000 description 1
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- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
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- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
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- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
- C08F220/285—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing a polyether chain in the alcohol moiety
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- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/46—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides selected from alkali metals
- C08F4/48—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides selected from alkali metals selected from lithium, rubidium, caesium or francium
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- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/50—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver
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- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
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- C08F8/00—Chemical modification by after-treatment
- C08F8/14—Esterification
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- 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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Abstract
Description
촉매 | 반응시간 (hrs) | MMA 추가투입 | 전환율 (%) | 선택도 (%) | 중합 발생율(%) | 최종 순도(%) | |
실시예 1 | 혼합촉매 | 6 | 50 g/min | 100 | 98 | 0 | >99.5 |
실시예 2 | 혼합촉매 | 7 | 50 g/min | 100 | 98 | 0 | >99.5 |
실시예 3 | 혼합촉매 | 5 | 50 g/min | 100 | 98 | 0 | >99.5 |
실시예 4 | 혼합촉매 | 8.5 | 50 g/min | 100 | 98 | 0 | >99.5 |
실시예 5 | 혼합촉매 | 20 | 0 | 91 | 98 | 0 | 91 |
실시예 6 | 혼합촉매 | 14 | 0 | 97 | 98 | 0.1 | 97 |
실시예 7 | 혼합촉매 | 9 | 1.5 kg/hr | 100 | 98 | 0 | >99.5 |
비교예 1 | LiOH단독 | 7 | 3 kg/hr | 99 | 85 | 0 | 85 |
비교예 2 | NaOH단독 | 3 | 0 | - | - | >20 | - |
Claims (10)
- 하기 화학식 1로 표시되는 알콕시폴리에틸렌글리콜과 하기 화학식 2로 표시되는 (메타)아크릴레이트를 수산화리튬 및 산화칼슘의 혼합 촉매 존재 하에서 에스테르 교환 반응시키는 단계를 포함하는 화학식 3의 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법:[화학식 1][화학식 2][화학식 3]상기 식에서,R1은 탄소수가 1 내지 4인 알킬기이고,R2O는 탄소수가 2 내지 4인 옥시알킬렌기의 1종 또는 2종 이상이 블록상으로 부가되어 있거나 혹은 랜덤상으로 부가되어 있는 폴리알킬렌기이고,R3는 수소, 또는 메틸기이고,R4는 탄소수가 1 내지 4인 알킬기이고,m, 및 n은 옥시알킬렌기의 평균 부가 몰수로 각각 독립적으로 1 내지 50인 정수이다.
- 제1항에 있어서,상기 에스테르 교환반응 단계는 상기 수산화리튬의 첨가량이 알콕시폴리에틸렌글리콜 100 중량부에 대하여 0.1 내지 5 중량부로 포함되고, 상기 산화칼슘의 첨가량이 상기 수산화리튬 1 중량부에 대하여 0.5 내지 7 중량부인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제1항에 있어서,상기 에스테르 교환반응 단계는i) 상기 화학식 1로 표시되는 알콕시폴리에틸렌글리콜과 상기 화학식 2로 표시되는 (메타)아크릴레이트를 1:1 내지 1:10의 몰비로 혼합하여 수산화리튬 및 산화칼슘의 혼합 촉매 존재 하에서 반응시키는 단계; 및ii) 상기 반응 중에 (메타)아크릴레이트 및 상기 반응 부산물인 알코올의 공비물을 반응계 밖으로 제거함과 동시에 상기 (메타)아크릴레이트를 반응계에 새로 공급하여 상기 알콕시폴리에틸렌글리콜과 상기 화학식 2로 표시되는 (메타)아크릴 레이트의 1:1 내지 1:10의 몰비를 유지하는 단계를 포함하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제1항에 있어서,상기 에스테르 교환반응 단계는 반응계의 반응온도를 50 내지 95 ℃, 반응계의 반응압력을 200 내지 500 torr로 유지하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제1항에 있어서,상기 에스테르 교환반응 단계는 3-부틸카테콜, 페놀, 아미노페놀, 디페놀아민, 페닐-베타-나프탈아민, 히드로퀴논모노메틸에테르, t-부틸히드록시톨루엔, 2,4-디메틸-6-t-부틸페놀, 및 페노티아진으로 이루어진 군에서 선택되는 1종 이상의 중합금지제를 더 첨가하여 진행되는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제5항에 있어서,상기 중합금지제는 알콕시폴리에틸렌글리콜 및 (메타)아크릴레이트 전체 100 중량부에 0.01 내지 1 중량부로 첨가되는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제1항에 있어서,상기 제조방법은 에스테르 교환반응 후에 반응이 완료된 반응물로부터 미반응의 (메타)아크릴레이트를 제거하는 단계를 더 포함하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제7항에 있어서,상기 미반응 (메타)아크릴레이트의 제거단계는 감압 증류법을 이용하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제1항에 있어서,상기 제조방법은 에스테르 교환반응 후에 반응이 완료된 반응물로부터 수산화리튬, 산화칼슘, 및 부반응 염을 제거하는 단계를 더 포함하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
- 제9항에 있어서,상기 수산화리튬, 산화칼슘, 및 부반응 염을 제거하는 단계는 규조토를 이용한 감압 흡인여과, 또는 가압 여과법을 이용하는 것인 알콕시폴리알킬렌글리콜(메타)아크릴레이트의 제조 방법.
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KR100788019B1 (ko) | 2006-05-09 | 2007-12-21 | 주식회사 대림화학 | 알콕시 폴리알킬렌 글리콜 (메타)아크릴레이트 제조 방법 |
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KR100788019B1 (ko) | 2006-05-09 | 2007-12-21 | 주식회사 대림화학 | 알콕시 폴리알킬렌 글리콜 (메타)아크릴레이트 제조 방법 |
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