KR20030067660A - 마이크로입자 - Google Patents
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- KR20030067660A KR20030067660A KR10-2003-7002225A KR20037002225A KR20030067660A KR 20030067660 A KR20030067660 A KR 20030067660A KR 20037002225 A KR20037002225 A KR 20037002225A KR 20030067660 A KR20030067660 A KR 20030067660A
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- A—HUMAN NECESSITIES
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- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
- A61K9/5107—Excipients; Inactive ingredients
- A61K9/513—Organic macromolecular compounds; Dendrimers
- A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
- A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5089—Processes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
- A61K9/5192—Processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
- A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/902—Specified use of nanostructure
- Y10S977/904—Specified use of nanostructure for medical, immunological, body treatment, or diagnosis
- Y10S977/906—Drug delivery
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- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
Description
Claims (62)
- 제1 액체를 포함하는 제1 스트림을 가속화하는 단계; 및제1 스트림을 진동시켜 입자를 형성하는 단계를 포함하는 입자 형성 방법.
- 제1항에 있어서, 입자를 고체화하는 단계를 더 포함하는 것인 방법.
- 제1항에 있어서, 상기 입자는 코어와 외피를 포함하는 것인 방법.
- 제3항에 있어서, 상기 입자는 다수의 외피를 포함하는 것인 방법.
- 제1항에 있어서, 상기 입자는 약학 조성물을 포함하는 것인 방법.
- 제3항에 있어서, 상기 코어는 약학 조성물을 포함하는 것인 방법.
- 제1항에 있어서, 상기 가속화 단계는 제1 스트림을 제2 스트림에 접촉시키는 것을 포함하고, 제2 스트림은 제2 액체를 포함하는 것인 방법.
- 제7항에 있어서, 상기 제2 스트림은 제1 스트림을 둘러싸는 것인 방법.
- 제1항에 있어서, 상기 가속화 단계는 제1 스트림에 전하를 인가하는 것을 포함하는 것인 방법.
- 제9항에 있어서, 제2 액체를 포함하는 제2 스트림은 제1 스트림을 둘러싸고 있으며, 가속화 단계는 제2 스트림의 가속화를 더 포함하는 것인 방법.
- 제10항에 있어서, 상기 입자는 코어와 외피를 포함하는 것인 방법.
- 제11항에 있어서, 상기 입자는 다수의 외피를 포함하는 것인 방법.
- 제1항에 있어서, 노즐을 통해 제1 액체를 통과시킴으로써 제1 스트림을 형성하는 단계를 더 포함하는 것인 방법.
- 제10항에 있어서, 상기 노즐은 입자 평균 직경의 1/2 보다 큰 직경을 가지는 것인 방법.
- 제11항에 있어서, 상기 노즐은 입자 평균 직경 이상의 직경을 가지는 것인 방법.
- 제1항에 있어서, 상기 입자는 최대 100 ㎛의 평균 직경을 가지는 것인 방법.
- 제1항에 있어서, 상기 입자는 최대 50 ㎛의 평균 직경을 가지는 것인 방법.
- 제17항에 있어서, 상기 입자는 10 nm 내지 50 ㎛의 평균 직경을 가지는 것인 방법.
- 제17항에 있어서, 상기 입자는 1 ㎛ 내지 50 ㎛의 평균 직경을 가지는 것인 방법.
- 제1항에 있어서, 상기 입자는 50 ㎛ 내지 100 ㎛의 평균 직경을 가지며, 입자의 90%는 입자 평균 직경의 2% 이내의 직경을 가지는 것인 방법.
- 제1항에 있어서, 상기 입자는 1 ㎛ 내지 50 ㎛의 평균 직경을 가지며, 입자의 90%는 입자 평균 직경의 1 ㎛ 이내의 직경을 가지는 것인 방법.
- 제1항에 있어서, 상기 가속화 단계는 제1 스트림을 가속화하는 단계이고, 진동 단계는 제1 스트림을 진동시키는 단계인 방법.
- 제1 액체를 포함하는 제1 스트림을 가속화하는 단계를 포함하며, 상기 가속화 단계는 제1 스트림에 전하를 인가하는 것을 포함하고, 입자는 코어와 외피를 포함하는 입자 형성 방법.
- 제23항에 있어서, 입자를 고체화하는 것을 더 포함하는 것인 방법.
- 제23항에 있어서, 상기 입자는 다수의 외피를 포함하는 것인 방법.
- 제23항에 있어서, 상기 입자는 약학 조성물을 포함하는 것인 방법.
- 제23항에 있어서, 노즐을 통해 제1 액체를 통과시킴으로써 제1 스트림을 형성하는 것을 더 포함하고, 노즐은 입자 평균 직경의 1/2 이상의 직경을 가지는 것인 방법.
- 제23항에 있어서, 상기 입자는 최대 100 ㎛의 평균 직경을 가지는 것인 방법.
- 제23항에 있어서, 상기 입자는 10 nm 내지 50 ㎛의 평균 직경을 가지는 것인 방법.
- 50 ㎛ 내지 100 ㎛의 평균 직경을 가진 입자로서, 입자의 90%는 입자 평균직경의 2% 이내의 직경을 가지는 입자.
- 제30항에 있어서, 입자의 95%는 입자 평균 직경의 1% 이내의 직경을 가지는 것인 입자.
- 1 ㎛ 내지 50 ㎛의 평균 직경을 가진 입자로서, 입자의 90%는 입자 평균 직경의 1 ㎛ 이내의 직경을 가지는 입자.
- 제32항에 있어서, 상기 입자는 1 ㎛ 내지 30 ㎛의 평균 직경을 가지는 것인 입자.
- 제33항에 있어서, 상기 입자는 1 ㎛ 내지 10 ㎛의 평균 직경을 가지는 것인 입자.
- 제30항에 있어서, 상기 입자는 코어와 외피를 포함하는 것인 입자.
- 제35항에 있어서, 상기 입자는 다수의 외피를 포함하는 것인 입자.
- 제30항에 있어서, 상기 입자는 약학 조성물을 포함하는 것인 입자.
- 제35항에 있어서, 상기 코어는 약학 조성물을 포함하는 것인 입자.
- 제20항의 방법에 의해 제조된 입자.
- 제21항의 방법에 의해 제조된 입자.
- (i) 제1 액체의 제1 스트림을 형성하기 위한 제1 노즐,(ii) 제1 스트림과 접촉해 있는 제2 액체의 제2 스트림을 형성하기 위해 배치된 제2 노즐, 및(iii) 제1 스트림으로부터 입자를 형성하기 위한 진동기를 포함하는 입자 형성 장치.
- 제41항에 있어서, 상기 제2 노즐은 제1 노즐과 동축상에 존재하는 것인 장치.
- 제41항에 있어서, 상기 진동기는 압전 변환기를 포함하는 것인 장치.
- 제41항에 있어서, 상기 제1 노즐은 30 ㎛ 이상의 직경을 가지는 것인 장치.
- 제41항에 있어서, 상기 제1 노즐은 100 ㎛ 이상의 직경을 가지는 것인 장치.
- (i) 제1 액체의 제1 스트림을 형성하기 위한 제1 노즐,(ii) 제1 스트림에 전하를 인가하기 위한 전하 공급원, 및(iii) 제1 스트림으로부터 입자를 형성하기 위한 진동기를 포함하는 입자 형성 장치.
- 제46항에 있어서, 상기 전하 공급원은 정류기와 변압기를 포함하는 것인 장치.
- 제46항에 있어서, 상기 진동기는 압전 변환기를 포함하는 것인 장치.
- 제46항에 있어서, 상기 제1 노즐은 30 ㎛ 이상의 직경을 가지는 것인 장치.
- 제46항에 있어서, 상기 제1 노즐은 100 ㎛ 이상의 직경을 가지는 것인 장치.
- 제46항에 있어서, 제1 스트림을 둘러싸는 제2 액체의 제2 스트림을 형성하기 위하여 (iv) 제1 노즐을 둘러싸는 제2 노즐을 더 포함하는 것인 장치.
- (i) 제1 액체의 제1 스트림을 형성하는 수단,(ii) 제1 스트림을 가속화하는 수단, 및(iii) 제1 스트림을 진동시키는 수단을 포함하는 입자 형성 장치.
- 제52항에 있어서, 상기 제1 스트림을 가속화하는 수단이 제2 노즐인 장치.
- 제52항에 있어서, 상기 제1 스트림을 가속화하는 수단이 전하 공급원인 장치.
- (i) 제1 액체의 제1 스트림을 형성하기 위한 제1 노즐,(ii) 제1 스트림을 둘러싸는 제2 액체의 제2 스트림을 형성하기 위한, 제1 노즐을 둘러싸는 제2 노즐,(iii) 제1 및 제2 스트림 중 하나 이상에 전하를 인가하기 위한 전하 공급원을 포함하는 입자 형성 장치.
- 제55항에 있어서, 상기 전하 공급원은 정류기 및 변압기를 포함하는 것인 장치.
- 제55항에 있어서, 상기 제1 노즐은 30 ㎛ 이상의 직경을 가지는 것인 장치.
- 제55항에 있어서, 상기 제1 노즐은 100 ㎛ 이상의 직경을 가지는 것인 장치.
- 제41항의 장치를 사용하여 입자를 형성하는 것을 포함하는 입자 제조 방법.
- 제46항의 장치를 사용하여 입자를 형성하는 것을 포함하는 입자 제조 방법.
- 제52항의 장치를 사용하여 입자를 형성하는 것을 포함하는 입자 제조 방법.
- 제55항의 장치를 사용하여 입자를 형성하는 것을 포함하는 입자 제조 방법.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22562000P | 2000-08-15 | 2000-08-15 | |
US22552500P | 2000-08-15 | 2000-08-15 | |
US60/225,620 | 2000-08-15 | ||
US60/225,525 | 2000-08-15 | ||
PCT/US2001/025674 WO2002013786A2 (en) | 2000-08-15 | 2001-08-15 | Method of forming microparticles |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020087012244A Division KR100902625B1 (ko) | 2000-08-15 | 2001-08-15 | 마이크로입자 |
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KR20030067660A true KR20030067660A (ko) | 2003-08-14 |
KR100867392B1 KR100867392B1 (ko) | 2008-11-06 |
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KR1020037002225A KR100867392B1 (ko) | 2000-08-15 | 2001-08-15 | 마이크로입자 |
KR1020087012244A KR100902625B1 (ko) | 2000-08-15 | 2001-08-15 | 마이크로입자 |
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KR1020087012244A KR100902625B1 (ko) | 2000-08-15 | 2001-08-15 | 마이크로입자 |
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US (3) | US6669961B2 (ko) |
EP (1) | EP1355630B1 (ko) |
JP (1) | JP2004505761A (ko) |
KR (2) | KR100867392B1 (ko) |
AT (1) | ATE449596T1 (ko) |
AU (1) | AU2001284982A1 (ko) |
CA (1) | CA2419115C (ko) |
DE (1) | DE60140625D1 (ko) |
WO (1) | WO2002013786A2 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140100980A (ko) * | 2003-12-19 | 2014-08-18 | 더 유니버시티 오브 노쓰 캐롤라이나 엣 채플 힐 | 소프트 또는 임프린트 리소그래피를 이용하여 분리된 마이크로- 및 나노- 구조를 제작하는 방법 |
KR101460240B1 (ko) * | 2008-06-13 | 2014-11-21 | 삼성전자주식회사 | 메모리 기반 저장 장치 및 그것의 블록 관리 기법 |
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- 2001-08-15 JP JP2002518933A patent/JP2004505761A/ja active Pending
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- 2001-08-15 AU AU2001284982A patent/AU2001284982A1/en not_active Abandoned
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KR20140100980A (ko) * | 2003-12-19 | 2014-08-18 | 더 유니버시티 오브 노쓰 캐롤라이나 엣 채플 힐 | 소프트 또는 임프린트 리소그래피를 이용하여 분리된 마이크로- 및 나노- 구조를 제작하는 방법 |
US9877920B2 (en) | 2003-12-19 | 2018-01-30 | The University Of North Carolina At Chapel Hill | Methods for fabricating isolated micro- or nano-structures using soft or imprint lithography |
US10517824B2 (en) | 2003-12-19 | 2019-12-31 | The University Of North Carolina At Chapel Hill | Methods for fabricating isolated micro- or nano-structures using soft or imprint lithography |
US10842748B2 (en) | 2003-12-19 | 2020-11-24 | The University Of North Carolina At Chapel Hill | Methods for fabricating isolated micro- or nano-structures using soft or imprint lithography |
US11642313B2 (en) | 2003-12-19 | 2023-05-09 | The University Of North Carolina At Chapel Hill | Methods for fabricating isolated micro- or nano-structures using soft or imprint lithography |
KR101460240B1 (ko) * | 2008-06-13 | 2014-11-21 | 삼성전자주식회사 | 메모리 기반 저장 장치 및 그것의 블록 관리 기법 |
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WO2002013786A3 (en) | 2003-08-28 |
CA2419115C (en) | 2011-03-08 |
ATE449596T1 (de) | 2009-12-15 |
KR100867392B1 (ko) | 2008-11-06 |
US20020054912A1 (en) | 2002-05-09 |
EP1355630B1 (en) | 2009-11-25 |
CA2419115A1 (en) | 2002-02-21 |
US20080175915A1 (en) | 2008-07-24 |
EP1355630A2 (en) | 2003-10-29 |
WO2002013786A2 (en) | 2002-02-21 |
KR20080050540A (ko) | 2008-06-05 |
US6669961B2 (en) | 2003-12-30 |
US7368130B2 (en) | 2008-05-06 |
AU2001284982A1 (en) | 2002-02-25 |
KR100902625B1 (ko) | 2009-06-15 |
JP2004505761A (ja) | 2004-02-26 |
DE60140625D1 (de) | 2010-01-07 |
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