KR100645019B1 - 비수용성 무기화합물이 포집되어 있는 고분자 비드, 이의제조방법 및 용도 - Google Patents
비수용성 무기화합물이 포집되어 있는 고분자 비드, 이의제조방법 및 용도 Download PDFInfo
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- KR100645019B1 KR100645019B1 KR1020050001663A KR20050001663A KR100645019B1 KR 100645019 B1 KR100645019 B1 KR 100645019B1 KR 1020050001663 A KR1020050001663 A KR 1020050001663A KR 20050001663 A KR20050001663 A KR 20050001663A KR 100645019 B1 KR100645019 B1 KR 100645019B1
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Abstract
Description
최종 금속염 (비수용성 무기화합물) | 혼합 물질(mixing compartments) | |
양이온 화합물 | 음이온 화합물 | |
황화납(PbS) | 질산납(Pb(NO3)2) | 황화나트륨(Na2S) |
수산화마그네슘(Mg(OH)2) | 염화마그네슘(MgCl2) | 염화나트륨(NaOH) |
제3인산칼슘(Ca3(PO4)2) | 염화칼슘(CaCl2) | 제2인산나트륨(Na2HPO4) |
수산화아연(Zn(OH)2) | 염화아연(ZnCl2) | 염화나트륨(NaOH) |
탄산아연(ZnCO3) | 염화아연(ZnCl2) | 탄산나트륨(Na2CO3) |
Claims (17)
- 각 구성분자의 화학적 결합에 의한 무기염 결정의 형태로 비수용성 무기화합물(water-insoluble inorganic compound)이 포집되어 있는 고분자 비드.
- 제1항에 있어서, 상기 비수용성 무기화합물은 황산칼슘(CaSO4), 황화납(PbS), 수산화마그네슘(Mg(OH)2), 수산화아연(Zn(OH)2), 탄산아연(ZnCO3 ) 및 제3인산칼슘(Ca3(PO4)2)으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 고분자 비드.
- 제1항에 있어서, 상기 고분자는 키토산, 알긴산 및 히알루론산으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 고분자 비드.
- (a) 고분자 용액을 비수용성 무기화합물의 이온기를 가지는 화합물과 혼합하는 단계;(b) 상기 (a) 단계에서 제조된 혼합용액을 용매 위에 떨어뜨려 비드 형성을 유도하는 단계;(c) 상기 (b) 단계에서 형성된 비드를 상기 (a) 단계의 이온기에 대한 상대적 이온기를 가지는 화합물의 수용액과 반응시키는 단계; 및(d) 상기 (c) 단계의 비드를 세척 및 건조하는 단계를 포함하는, 비수용성 무기화합물이 포집되어 있는 고분자 비드의 제조방법.
- 제4항에 있어서, 상기 (a) 단계에서 고분자는 키토산, 알긴산 및 히알루론산으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 (a) 단계의 화합물은 고분자의 반응기와 동일한 이온기를 가지는 화합물인 것을 특징으로 하는 방법.
- 제6항에 있어서, 상기 화합물은 염화칼슘(CaCl2), 질산납(Pb(NO3)2), 염화마그네슘(MgCl2), 염화아연(ZnCl2), 황산나트륨(Na2SO4), 황화나트륨(Na 2S), 염화나트륨(NaOH), 제2인산나트륨(Na2HPO4) 및 탄산나트륨(Na2CO3)으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 (a) 단계에서 혼합은 18-60℃에서 수행하는 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 (b) 단계에서 용매는 오일 베이스, 에탄올, 아세톤, 액화질소 및 메탄올로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 (b) 단계에서 용매의 온도가 -270℃ 내지 10℃인 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 (c) 단계에서 상대적인 이온기를 가지는 화합물은 염화칼슘(CaCl2), 질산납(Pb(NO3)2), 염화마그네슘(MgCl2), 염화아연(ZnCl 2), 황산나트륨(Na2SO4), 황화나트륨(Na2S), 염화나트륨(NaOH), 제2인산나트륨(Na 2HPO4) 및 탄산나트륨(Na2CO3)으로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 방법.
- 제4항에 있어서, 상기 비수용성 무기화합물은 황산칼슘(CaSO4), 황화납(PbS), 수산화마그네슘(Mg(OH)2), 수산화아연(Zn(OH)2), 탄산아연(ZnCO3) 및 제3인산칼슘(Ca3(PO4)2)으로 이루어진 군에서 선택되는 것을 특징으로 하는 방법.
- 제1항의 비수용성 무기화합물이 포집되어 있는 고분자 비드를 함유하는 골 충진용 조성물.
- 제13항에 있어서, 상기 고분자 비드는 황산칼슘 또는 제3인산칼슘이 포집되어 있는 키토산 비드인 것을 특징으로 하는 조성물.
- 제13항에 있어서, 폴리머를 추가로 포함하는 것을 특징으로 하는 조성물.
- 제15항에 있어서, 상기 폴리머는 키토산, 카르복시메틸셀룰로스(carboxymethylcellulose), 히알루론산(hyaluronic acid), 키틴, 폴리아크릴산 (polyacrylic acid), 폴리비닐에스테르(polyvinyl esters), 폴리스티렌(polystyrens), 셀룰로스 에테르(cellulose ethers), 셀룰로스 에스테르(cellulose esters), 전분(starches), 글루코사미노글리칸(glucosaminoglycan), 콘드로이틴 설페이트(chondroitin sulfate), 케라탄 설페이트(keratan sulfate), 더마탄 설페이트(dermatan sulfate), 헤파린(heparin) 및 헤파린 설페이트(heparin sulfate)로 이루어진 군에서 선택되는 어느 하나인 것을 특징으로 하는 조성물.
- 제16항에 있어서, 상기 키토산은 1-2(v/v)% 아세트산, 0.5-1M 사과산(DL-malic acid) 및 0.5-2M 아스코르브산(L-ascorbic acid)으로 이루어진 군에서 선택되는 하나의 용매에 용해시켜 제조된 것임을 특징으로 하는 조성물.
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PCT/KR2005/001651 WO2005118685A1 (en) | 2004-06-03 | 2005-06-02 | High molecular substance beads having water-insoluble inorganic compounds encapsulated therein, their preparation method and use |
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KR101401348B1 (ko) | 2011-11-18 | 2014-05-30 | 전북대학교산학협력단 | 금속 추출제를 포함하는 고분자겔, 그 제조방법 및 이를 이용한 유가금속의 회수방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0054832A1 (en) | 1980-12-15 | 1982-06-30 | The Dow Chemical Company | A colloidal size hydrophobic polymer particulate having discrete particles of an inorganic material dispersed therein |
KR840006366A (ko) * | 1982-10-06 | 1984-11-29 | 매즈 외브리젠 | 고정효소 제제의 제조방법 |
JPH09165328A (ja) * | 1995-12-15 | 1997-06-24 | Noboru Harada | 小球体及びそれを含有する医薬用組成物 |
KR20010031034A (ko) * | 1997-10-09 | 2001-04-16 | 페리오 프로덕츠 리미티드 | 전체 방출을 지연시키는 위장의 약물 송달 시스템 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0054832A1 (en) | 1980-12-15 | 1982-06-30 | The Dow Chemical Company | A colloidal size hydrophobic polymer particulate having discrete particles of an inorganic material dispersed therein |
KR840006366A (ko) * | 1982-10-06 | 1984-11-29 | 매즈 외브리젠 | 고정효소 제제의 제조방법 |
JPH09165328A (ja) * | 1995-12-15 | 1997-06-24 | Noboru Harada | 小球体及びそれを含有する医薬用組成物 |
KR20010031034A (ko) * | 1997-10-09 | 2001-04-16 | 페리오 프로덕츠 리미티드 | 전체 방출을 지연시키는 위장의 약물 송달 시스템 |
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KR101401348B1 (ko) | 2011-11-18 | 2014-05-30 | 전북대학교산학협력단 | 금속 추출제를 포함하는 고분자겔, 그 제조방법 및 이를 이용한 유가금속의 회수방법 |
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