KR100848930B1 - 양친매성 화합물을 이용한 자성 나노복합체의 제조방법 - Google Patents
양친매성 화합물을 이용한 자성 나노복합체의 제조방법 Download PDFInfo
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- KR100848930B1 KR100848930B1 KR1020070018601A KR20070018601A KR100848930B1 KR 100848930 B1 KR100848930 B1 KR 100848930B1 KR 1020070018601 A KR1020070018601 A KR 1020070018601A KR 20070018601 A KR20070018601 A KR 20070018601A KR 100848930 B1 KR100848930 B1 KR 100848930B1
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- magnetic
- acid
- nanoparticles
- nanocomposite
- magnetic nanocomposite
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Abstract
Description
명칭 | 화학식 | 탄소사슬 길이 |
Butyric (butanoic acid) | CH3(CH2)2COOH | C4 |
Caproic (hexanoic acid) | CH3(CH2)4COOH | C6 |
Caprylic (octanoic acid) | CH3(CH2)6COOH | C8 |
Capric (decanoic acid) | CH3(CH2)8COOH | C10 |
Lauric (dodecanoic acid) | CH3(CH2)10COOH | C12 |
Myristic (tetradecanoic acid) | CH3(CH2)12COOH | C14 |
Palmitic (hexadecanoic acid) | CH3(CH2)14COOH | C16 |
Stearic (octadecanoic acid) | CH3(CH2)16COOH | C18 |
Arachidic (eicosanoic acid) | CH3(CH2)18COOH | C20 |
Behenic (docosanoic acid) | CH3(CH2)20COOH | C22 |
영문명 | 화학식 | 탄소사슬 길이:이중결합수 |
Oleic acid | CH3(CH2)7CH=CH(CH2)7COOH | C18:1 |
Linoleic acid | CH3(CH2)4CH=CHCH2CH=CH(CH2)7COOH | C18:2 |
Alpha-linolenic acid | CH3CH2CH(=CHCH2CH=)2CH(CH2)7COOH | C18:3 |
Arachidonic acid | CH3(CH2)4CH(=CHCH2CH)3=CH(CH2)3COOH | C20:4 |
Eicosapentaenoic acid | CH3CH2CH(=CHCH2CH)4=CH(CH2)3COOH | C20:5 |
Docosahexaenoic acid | CH3CH2CH(=CHCH2CH)5=CHCH2CH2COOH | C22:6 |
Erucic acid | CH3(CH2)7CH=CH(CH2)11COOH | C22:1 |
I | II | III |
R-NH2 | R'-COOH | R-NHCO-R' |
R-SH | R'-SH | R-SS-R |
R-OH | R'-(에폭시기) | R-OCH2C(OH)CH2-R' |
RH-NH2 | R'-(에폭시기) | R-NHCH2C(OH)CH2-R' |
R-SH | R'-(에폭시기) | R-SCH2C(OH)CH2-R' |
R-NH2 | R'-COH | R-N=CH-R' |
R-NH2 | R'-NCO | R-NHCONH-R' |
R-NH2 | R'-NCS | R-NHCSNH-R' |
R-SH | R'-COCH2 | R'-COCH2S-R |
R-SH | R'-O(C=O)X | R-OCH2(C=O)O-R' |
R-(아지리딘기) | R'-SH | R-CH2CH(NH2)CH2S-R' |
R-CH=CH2 | R'-SH | R-CH2CHS-R' |
R-OH | R'-NCO | R'-NHCOO-R |
R-SH | R'-COCH2X | R-SCH2CO-R' |
R-NH2 | R'-CON3 | R-NHCO-R' |
R-COOH | R'-COOH | R-(C=O)O(C=O)-R' + H2O |
R-SH | R'-X | R-S-R' |
R-NH2 | R'CH2C(NH2 +)OCH3 | R-NHC(NH2 +)CH2-R' |
R-OP(O2 -)OH | R'-NH2 | R-OP(O2 -)-NH-R' |
R-CONHNH2 | R'-COH | R-CONHN=CH-R' |
R-NH2 | R'-SH | R-NHCO(CH2)2SS-R' |
I: 활성성분 결합영역의 작용기 II: 활성성분 III: I과 II의 반응에 따른 결합예 |
블록 공중합체의 종류 | 반응물의 양 | 공중합체의 수율 (%) | |||
mPEG (g) | D,L-락타이드 (g) | 글리콜라이드 (g) | 옥탄산 제1주석 (mg) | ||
MPEG(5000)-PLGA(1000) | 2 | 0.2306 | 0.1856 | 50 | 69.3 |
MPEG(5000)-PLGA(5000) | 2 | 1.1530 | 0.9280 | 50 | 68.6 |
MPEG(2000)-PLGA(1000) | 2 | 0.5765 | 0.4640 | 50 | 71.3 |
MPEG(2000)-PLGA(5000) | 2 | 3.4591 | 2.7840 | 50 | 70.1 |
블록 공중합체의 종류 | NMR | GPC | |
Mn a | Mn b | Mw/Mn | |
MPEG(5000)-PLGA(1000) | 6270 | 6710 | 1.19 |
MPEG(5000)-PLGA(5000) | 10350 | 12470 | 1.21 |
MPEG(2000)-PLGA(1000) | 3280 | 3720 | 1.15 |
MPEG(2000)-PLGA(5000) | 9510 | 9980 | 1.11 |
a: 핵자기 공명 b: 겔투과 크로마토그래피 Mn: 수평균분자량 Mw: 질량평균 분자량 |
Claims (17)
- A) a) 용매의 존재 하에 나노입자 전구체와 유기성 표면 안정제를 반응시키는 단계; 및 b) 상기 반응물을 열분해하는 단계를 포함하여, 자성 물질이 유기성 표면 안정제와 배위 결합되어 있는 자성 나노입자를 합성하는 단계; 및B) 소수성 영역과 친수성 영역을 가지는 양친매성 화합물을 상기 나노입자 표면에 부가하여 양친매성 화합물과 나노입자를 결합시키는 단계를 포함하되,상기 자성 물질이 Co, Mn, Fe, Ni, Gd, Mo, MM'2O4, 및 MxOy (M 및 M'는 각각 독립적으로 Co, Fe, Ni, Mn, Zn, Gd, 또는 Cr을 나타내고, 0 < x ≤3, 0 < y ≤5)로 이루어진 그룹으로부터 선택되는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,유기성 표면 안정제는 알킬 트라이메틸암모늄 할라이드(alkyl trimethylammonium halide), 포화 또는 불포화 지방산, 트리알킬포스핀 옥사이드(trialkylphosphine oxide), 알킬아민(alkyl amine), 알킬티올(alkyl thiol), 소디움 알킬 설페이트 (sodium alkyl sulfate), 및 소디움 알킬 포스페이트 (sodium alkyl phosphate)로 이루어진 그룹 중에서 선택되는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 1 항에 있어서,용매는 에테르계 화합물, 헤테로고리화합물, 방향족화합물, 술폭사이드 화합물, 아마이드 화합물, 알코올, 탄화수소 및 물로 구성되는 그룹으로부터 선택되는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 8 항에 있어서,용매는 옥틸 에테르(octyl ether), 부틸 에테르(butyl ether), 헥실 에테르(hexyl ether), 데실 에테르(decyl ether), 피리딘, 테트라하이드로퓨란(THF), 톨루엔, 자일렌, 메시틸렌, 벤젠, 디메틸술폭사이드(DMSO), 디메틸포름아마이드(DMF), 옥틸알코올, 데칸올, 펜탄, 헥산, 헵탄, 옥탄, 데칸, 도데칸, 테트라데칸, 헥사데칸, 또는 물인 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 1 항에 있어서,단계 B)는a) 나노입자를 유기용매에 용해시켜 오일상을 제조하는 단계;b) 양친매성 화합물을 수성용매에 용해시켜 수용상을 제조하는 단계;c) 상기 오일상과 수용상을 혼합하여 에멀젼을 형성하는 단계; 및d) 상기 에멀젼으로부터 오일상을 분리하는 단계를 포함하는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 1 항에 있어서,단계 B)는e) 상기 나노입자를 양친매성 화합물이 용해된 용액에서 분산시켜 현탁액을 제조하는 단계; 및f) 상기 현탁액으로부터 용매를 분리하는 단계를 포함하는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 1 항에 있어서,소수성 영역은 포화 또는 불포화 지방산, 또는 소수성 고분자인 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 12 항에 있어서,포화 지방산은 부티르산, 카프로산, 카프릴산, 카프릭산, 라우르산, 미리스트산, 팔미트산, 스테아르산, 에이코사노산, 및 도코사노산으로 이루어진 그룹으로부터 선택되는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 12 항에 있어서,불포화 지방산은 올레산, 리놀레산, 리놀렌산, 아라키돈산, 에이코사펜타노산, 도코사헥사노산, 및 에르크산으로 이루어진 그룹으로부터 선택되는 것을 특징으로 하는 자성나노복합체의 제조방법.
- 제 12 항에 있어서,소수성 고분자는 폴리포스파젠, 폴리락티드, 폴리락티드-코-글리콜라이드, 폴리카프로락톤, 폴리안하이드라이드, 폴리말릭산 또는 그 유도체, 폴리알킬시아노아크릴레이트, 폴리하이드로옥시부틸레이트, 폴리카보네이트 및 폴리오르소에스테르, 폴리에틸렌 글리콜, 폴리-L-라이신, 폴리글리콜라이드, 폴리 알킬(메타)아크릴레이트 및 폴리비닐 피롤리돈으로 이루어진 그룹으로부터 선택되는 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 1 항에 있어서,친수성 영역은 생분해성 고분자인 것을 특징으로 하는 자성 나노복합체의 제조방법.
- 제 16 항에 있어서,생분해성 고분자는 폴리에틸렌글리콜(PEG), 폴레에테르이미드(PEI), 폴리비닐피롤리돈(PVP) 및 N-이소프로필아크릴아미드(NIPAM)로 이루어진 그룹 중에서 선택된 것을 특징으로 하는 자성 나노복합체의 제조방법.
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EP1988928A4 (en) | 2011-11-16 |
KR100848932B1 (ko) | 2008-07-29 |
JP2009531296A (ja) | 2009-09-03 |
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KR20070088390A (ko) | 2007-08-29 |
KR100819378B1 (ko) | 2008-04-04 |
KR100848931B1 (ko) | 2008-07-29 |
US20090324494A1 (en) | 2009-12-31 |
US20130045160A1 (en) | 2013-02-21 |
KR20070088393A (ko) | 2007-08-29 |
KR100819377B1 (ko) | 2008-04-04 |
KR20070088392A (ko) | 2007-08-29 |
KR20070088391A (ko) | 2007-08-29 |
EP1988928A1 (en) | 2008-11-12 |
WO2007097593A1 (en) | 2007-08-30 |
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