JPH11500733A - 微小粒子のための表面改質剤としてのポリアルキレンブロックコポリマー - Google Patents
微小粒子のための表面改質剤としてのポリアルキレンブロックコポリマーInfo
- Publication number
- JPH11500733A JPH11500733A JP8525803A JP52580396A JPH11500733A JP H11500733 A JPH11500733 A JP H11500733A JP 8525803 A JP8525803 A JP 8525803A JP 52580396 A JP52580396 A JP 52580396A JP H11500733 A JPH11500733 A JP H11500733A
- Authority
- JP
- Japan
- Prior art keywords
- therapeutic
- diagnostic
- agents
- agent
- microparticles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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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
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
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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
- Y10S977/70—Nanostructure
- Y10S977/734—Fullerenes, i.e. graphene-based structures, such as nanohorns, nanococoons, nanoscrolls or fullerene-like structures, e.g. WS2 or MoS2 chalcogenide nanotubes, planar C3N4, etc.
- Y10S977/742—Carbon nanotubes, CNTs
- Y10S977/745—Carbon nanotubes, CNTs having a modified surface
-
- 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
- Y10S977/70—Nanostructure
- Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
-
- 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
- Y10S977/70—Nanostructure
- Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
- Y10S977/775—Nanosized powder or flake, e.g. nanosized catalyst
-
- 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
- Y10S977/70—Nanostructure
- Y10S977/788—Of specified organic or carbon-based composition
-
- 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
- Y10S977/927—Diagnostic contrast agent
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.その表面上に吸着された表面改質剤を有する治療又は診断剤を含む微小粒 子を含む組成物であって、前記表面改質剤が、1又は複数のポリオキシエチレン ブロックと、1又は複数のポリオキシ(高級アルキレン)ブロックと、を含むブ ロックコポリマーであり、ここで前記ブロックの少くともいくつかがオキシメチ レン基であることを特徴とする架橋基により一緒に連結される改良を特徴とする 組成物。 2.前記ブロックコポリマーが、次の繰り返し単位: −〔(ErPsEr)CH2O〕z− (式中、Pはオキシプロピレンであり; Eはオキシエチレンであり; rは2〜160、好ましくは75〜150の整数であり; sは15〜65、好ましくは30〜50の整数であり;そして zは2〜50、好ましくは2〜10の整数である) を任意の順序で有することを特徴とする請求項1に記載の組成物。 3.前記ブロックコポリマーが、式: (式中、rは141であり;sは44であり;そしてzは3〜4である)を有するこ とを特徴とする請求項2に記載の組成物。 4.前記治療剤が緑内障を治療するための薬剤であることを特徴とする請求項 1に記載の組成物。 5.前記治療剤が、(S)−1−〔(1,1−ジメチル−エチル)アミノ〕− 3−〔(4−4−モルホリニル)−1,2,5−チアジアゾール−3−イル−オ キシ〕−2−プロパノール(Z)ブテン ジオエート(1:1)塩であることを特徴とする請求項4に記載の組成物。 6.前記診断剤がラジオグラフィーの造影剤であることを特徴とする請求項1 に記載の組成物。 7.前記造影剤がエチル3,5−ジアセタミド−2,4,6−トリイオドベン ゾエートであることを特徴とする請求項6に記載の組成物。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/393,972 US5565188A (en) | 1995-02-24 | 1995-02-24 | Polyalkylene block copolymers as surface modifiers for nanoparticles |
| US08/393,972 | 1995-02-24 | ||
| PCT/US1996/002356 WO1996025921A1 (en) | 1995-02-24 | 1996-02-22 | Polyalkylene block copolymers as surface modifiers for nanoparticles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11500733A true JPH11500733A (ja) | 1999-01-19 |
Family
ID=23557014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8525803A Pending JPH11500733A (ja) | 1995-02-24 | 1996-02-22 | 微小粒子のための表面改質剤としてのポリアルキレンブロックコポリマー |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US5565188A (ja) |
| EP (1) | EP0810855B1 (ja) |
| JP (1) | JPH11500733A (ja) |
| AT (1) | ATE242628T1 (ja) |
| AU (1) | AU5025596A (ja) |
| CA (1) | CA2213663C (ja) |
| DE (1) | DE69628640T2 (ja) |
| WO (1) | WO1996025921A1 (ja) |
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| EP0799269A1 (en) * | 1994-12-21 | 1997-10-08 | NanoSystems L.L.C. | Polyether copolymers and a process for preparing them |
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1995
- 1995-02-24 US US08/393,972 patent/US5565188A/en not_active Expired - Lifetime
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- 1996-02-22 AU AU50255/96A patent/AU5025596A/en not_active Abandoned
- 1996-02-22 JP JP8525803A patent/JPH11500733A/ja active Pending
- 1996-02-22 EP EP96907083A patent/EP0810855B1/en not_active Expired - Lifetime
- 1996-02-22 DE DE69628640T patent/DE69628640T2/de not_active Expired - Lifetime
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- 1996-02-22 CA CA002213663A patent/CA2213663C/en not_active Expired - Fee Related
- 1996-02-22 AT AT96907083T patent/ATE242628T1/de not_active IP Right Cessation
- 1996-10-08 US US08/727,863 patent/US5705194A/en not_active Expired - Lifetime
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| ATE242628T1 (de) | 2003-06-15 |
| US5705194A (en) | 1998-01-06 |
| EP0810855B1 (en) | 2003-06-11 |
| CA2213663A1 (en) | 1996-08-29 |
| DE69628640T2 (de) | 2004-05-19 |
| WO1996025921A1 (en) | 1996-08-29 |
| EP0810855A1 (en) | 1997-12-10 |
| AU5025596A (en) | 1996-09-11 |
| EP0810855A4 (en) | 1999-04-07 |
| DE69628640D1 (de) | 2003-07-17 |
| US5565188A (en) | 1996-10-15 |
| CA2213663C (en) | 2009-11-03 |
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