WO2003039793A1 - Procede d'elaboration de nanoparticules metalliques dans lequel des micelles a coque reticulee tiennent lieu de moules - Google Patents
Procede d'elaboration de nanoparticules metalliques dans lequel des micelles a coque reticulee tiennent lieu de moules Download PDFInfo
- Publication number
- WO2003039793A1 WO2003039793A1 PCT/JP2002/007118 JP0207118W WO03039793A1 WO 2003039793 A1 WO2003039793 A1 WO 2003039793A1 JP 0207118 W JP0207118 W JP 0207118W WO 03039793 A1 WO03039793 A1 WO 03039793A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- general formula
- group
- metal
- hydrophilic
- polysilane
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- 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
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/14—Polymerisation; cross-linking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/0545—Dispersions or suspensions of nanosized particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- 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
- Y10S977/777—Metallic powder or flake
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Definitions
- a micelle having a unit constituting the polysilane therein is formed in an aqueous medium using a block copolymer of a hydrophilic polymer and polysilane, and the micelle has a shell portion.
- Shell-crosslinked micelles are prepared by crosslinking with a crosslinking agent, and the micelles are used to reduce the metal ion such as gold, platinum, palladium, and silver ions of the polysilane main chain, and the micelle template.
- the present invention relates to a method for preparing nano-dispersed particles of the metal by utilizing the metal properties.
- Metal particles especially particles such as gold, platinum, palladium, rhodium, and silver, are drugs that utilize the penetration of ultrafine particles into the fine inner network system, functional test agents, and drug delivery systems (DDS).
- DDS drug delivery systems
- a method of reducing metal ions in the presence of a surfactant or polymer 1.
- a surfactant or a polymer is allowed to coexist in the reduction reaction medium to stabilize metal fine particles generated by reduction of metal ions.
- ⁇ process uses a separate reducing agent and the reducing and the additive material from the outside by irradiation causes the surfactant or polymer are coexist with metal Ion, for example borohydride Na Application Benefits um (N a BH 4) It is what you do.
- metal Ion for example borohydride Na Application Benefits um (N a BH 4) It is what you do.
- this method can reduce many types of metal ions, it has the problem that a separate metal ion reducing agent must be added [Ref. 1; G. Schmid 3 Chem. Rev., 92, 1709 (1992)) c
- This method utilizes the strong affinity between zeo atoms and gold to stabilize gold particles or the like generated by reduction by electrostatically bonding to the sulfur atoms.
- the i-atom exhibiting the function is provided by introducing a group having the atom into a terminal or a side chain of a constituent unit (dendron) or polymer of a dendritic molecule.
- DNA molecules are effective in stabilizing gold particles and the like in place of the stabilizing substance.
- the advantage of this method is that it is possible to modify the metal particle surface with various organic substances, especially compounds with the desired functional groups, but it is said that this method is not very effective for metals other than gold. [Reference 2; M. House, M. Walker ⁇ D.
- This method uses a water-soluble poly (amidoamine) dendrimer, After incorporation of the metal ions in den de Rimmer, it is intended to prepare several tens nm of the metal particles with a reducing agent such as borohydride Na preparative potassium (N a BH 4) [Document 5; M. Zhao, L. Sun, and RM Crooks, J. Am. Chem. Soc, 120, 4877 (1998); Reference 6; L. Balogand DATomali a 3 J. Am. Chem. Soc., 120, 7355 (1998). Reference 7; Y. Nie, LKYeung, and M. Crooks. J. Chem. Soc., 123, 6840-6846 (2001).
- a reducing agent such as borohydride Na preparative potassium (N a BH 4)
- An object of the present invention is to solve the problem that a metal reducing agent must be added separately from the component for stabilizing metal nanoparticles in the conventional technique. Unless an inorganic reducing agent is separately added, stable metal nanoparticles cannot be obtained unless an organic medium is used.Therefore, it is possible to apply the obtained metal nanoparticles to reactions in an aqueous system. It is an object of the present invention to provide a method for preparing metal nanoparticles that eliminates the problem of being unable to do so. In other words, the metal ion can be reduced using water as a solvent without using the inorganic reducing agent or the like. It is an object of the present invention to provide a method capable of preparing metal nanoparticles having monodisperse properties by producing the same in the presence of a metal.
- the present inventors have synthesized a block copolymer of polysilane, which is a hydrophobic polymer, and polymer acrylate, which is a carbon-based hydrophilic polymer, based on the amphiphilicity of the block polymer.
- SCM shell cross-linked micelles
- polysilane has a metal ion reducing ability [Ref. 12; A. ⁇ . Diaz, M. Baier, GM allraff, RDMiller, J. Nelson, W. Piero, J. El ctrochem Soc. 138, 742 (1991) 0, which can be used to form a metal layer by using a polysilane layer as a reducing agent for metal ions such as Au, Ag, Pt, and Pd. [Reference 13]; M. Fukushima, N. Noguti 3 M. Aramata, Y. Hamada, E. Tae i, S. Mori, and Y. Yamamoto. Syth. Met., 97, 273-280 (1998).]).
- metal ion reducing ability Ref. 12; A. ⁇ . Diaz, M. Baier, GM allraff, RDMiller, J. Nelson, W. Piero, J. El ctrochem Soc. 138, 742 (1991) 0, which can be
- the present inventors focused on the reducing power of the metal ion of the polysilane, the stabilizing effect and the water solubility of the amphiphilic polymer reported by the present inventors, and have a polysilane constituent unit inside.
- the crosslinked micelle as a template to reduce the metal ions such as gold and palladium in water
- a stable dispersion of metal particles could be prepared by the method described above, and the above-mentioned problem of the present invention could be solved. Disclosure of the invention
- the basic constitution of the present invention is that the polysilane obtained from a block copolymer of a hydrophilic polymer and a polysilane represented by the general formula P1 is provided on the inner surface of a micelle, and the sealing portion of the micelle is provided.
- This is a method for preparing monodispersed fine particles of the metal by reducing metal ions using the crosslinked hydrophilic micelles and using the micelles as a reducing agent.
- R 1 , R 2 , 3 and R 4 are groups independently selected from alkyl groups and aryl groups having up to 10 carbon atoms, and m is the degree of polymerization.
- the ratio n / m of the silane to the polymerization degree m is determined so as to be 10 to 20 (m / n is 0.05 to 0.10).
- the parents of the general formula PB are obtained, in which the hydrophilic micelles are obtained by block copolymerization of a polysilane and an anionically polymerizable monomer having at least a hydrophilic side chain with a hydrophilic polymer containing one hydrophilic polymer component.
- R 2 R 3 , R 4 , m and n are the same as those in the general formula P 1.
- R 6 is H or a lower alkyl group
- R 7 is a divalent organic group, and is COOR— (where R is alkylene or phenylene having up to 3 carbon atoms), or phenylene.
- R 8 is a C ⁇ 0H or 0H group.
- h represents a copolymer component that forms a hydrophilic polymer with n (the general formula P 1 corresponds to the case where h is 0), and does not impair the hydrophilicity of the shell in relation to 0 to n The range of values of the degree. ]
- the cross-linking agent is selected from the compounds represented by the general formula B.
- R 9 is an alkylene chain having 4 or less carbon atoms
- R 1 0 is of the alkylene down to impart functionality to the metal fine particle dispersion obtained
- a functional group that substitutes for H, n is 2-30, and M is oxygen, nitrogen or sulfur.
- the production of the metal fine particle dispersion wherein M of the cross-linking agent of the general formula B is oxygen and R is a poly (oxyalkylene) having an alkylene group having 4 or less carbon atoms.
- M of the cross-linking agent of the general formula B is oxygen and R is a poly (oxyalkylene) having an alkylene group having 4 or less carbon atoms.
- FIG. 1 shows the step of forming hydrophilic micelles M of the present invention, in which the hydrophilic micelles are cross-linked V to form seal cross-linked micelles (SCM), and the metal is reduced by using the SCM as ⁇ type MR
- FIG. 2 is a schematic diagram of a metal nanoparticle preparation process including a step of preparing metal nanoparticles by performing the method.
- FIG. 2 shows the results obtained in Example 1 according to the schematic diagram of the preparation of metal nanoparticles.
- 3 shows the particle size distribution of the obtained gold nanoparticles.
- FIG. 3 shows the particle size distribution of the palladium nanoparticles obtained in Example 2.
- FIG. 4 shows the particle size distribution of the gold nanoparticles obtained in the comparative example.
- a hydrophilic polymer and a polymer used in a method for preparing a hydrophilic micelle used for preparing a monodispersed fine particle dispersion of the metal by reducing a metal ion are provided.
- a block copolymer with silane a unit of the polysilane of the general formula P1 and a hydrophilic polymer such as, for example, a hydrophilic group such as acrylic acid and mesyacrylic acid are used.
- the monomer having a hydrophilic group the following compound group C can be exemplified.
- hydrophilic 02 07118 As a crosslinking agent for the hydrophilic micelle shell, hydrophilic 02 07118
- a unit having an atom for example, polyoxyalkylene (alkylene having 2 to 4 carbon atoms), which imparts functionality to metal monodispersed fine particles, for example, in the case of an improvement in the analysis of the above-mentioned known application, the component to be analyzed Examples thereof include a polyalkylene derivative having a binding functional group, and a product obtained by substituting oxygen with a sulfur atom for improving affinity with a metal.
- Various solvents can be used by changing the ratio of the crosslinking agent or the polysilane of the unit of the copolymer of the general formulas P1 and PB to the monomer having a hydrophilic group.
- metal ions used for preparing the metal monodispersed fine particles of the present invention those described in the above-mentioned prior art can be used.
- Preferable examples include nodulating gold acid, for example, tetrachloroauric (in) acid tetrahydrate, halogenated platinic acid, silver nitrate, and palladium chloride ( ⁇ ). It can be selected appropriately in relation to the application.
- Example 1 the present invention will be described specifically with reference to Examples, but the present invention is not limited to these Examples.
- Example 1 the present invention will be described specifically with reference to Examples, but the present invention is not limited to these Examples.
- FIG. 1 schematically shows a method for preparing metal nanoparticles in which the shell cross-linked micelle (SCM) is made into a gun shape.
- Figure 2 shows 2 shows the particle size distribution of the deposited gold nanoparticles.
- the average particle size of the gold particles measured by a transmission electron microscope (TEM) was 11.1 nm.
- Reduction reaction of gold ions using polysilane micelles (uncrosslinked) as type II 1.76 g of the polysilane-block-polymethacrylic acid copolymer synthesized in Example 1 and 7. ⁇ mL of water were added to the vial, and the mixture was sufficiently stirred to prepare a water solution. Then, 1.9 g of tetrachloroaurate (III) tetrahydrate dissolved in 3. O mL of water was added thereto, and the mixture was stirred and reacted. Start reaction The color gradually changed from yellow to purple. In the ultraviolet-visible absorption spectrum of the reaction mixture, absorption at 550 nm derived from fine gold particles was observed. The average particle size of the gold particles was 25.4 nm as measured by transmission electron microscopy (TEM).
- TEM transmission electron microscopy
- the present invention relates to a method wherein a shell cross-linked micelle (SCM) obtained by cross-linking a hydrophilic micelle obtained from a polysilane and a hydrophilic polymer, in particular, polymer acrylic acid with an appropriate cross-linking agent, into a
- SCM shell cross-linked micelle
- a hydrophilic micelle obtained from a polysilane and a hydrophilic polymer, in particular, polymer acrylic acid with an appropriate cross-linking agent into a
- nanometer-sized metal particles of controlled size and highly stable dispersion in water can be prepared without using a separate reducing agent other than the SCM.
- the present invention provides a method for producing highly usable metal nanoparticles close to monodispersion.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
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- Inorganic Chemistry (AREA)
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- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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- Crystallography & Structural Chemistry (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medicinal Chemistry (AREA)
- Silicon Polymers (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
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Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02746018A EP1452254B1 (en) | 2001-11-09 | 2002-07-12 | Preparation of metallic nanoparticle with shell-crosslinked micelle as mold |
US10/491,133 US7241814B2 (en) | 2001-11-09 | 2002-07-12 | Preparation of metallic nanoparticles with shell-crosslinked micelle as mold |
DE60217401T DE60217401T2 (de) | 2001-11-09 | 2002-07-12 | Herstellung von metallnanoteilchen mit schalenvernetztem micell als formwerkzeug |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-344048 | 2001-11-09 | ||
JP2001344048A JP4094277B2 (ja) | 2001-11-09 | 2001-11-09 | シェル架橋型ミセルを鋳型とする金属ナノ粒子の調製 |
Publications (1)
Publication Number | Publication Date |
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WO2003039793A1 true WO2003039793A1 (fr) | 2003-05-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/007118 WO2003039793A1 (fr) | 2001-11-09 | 2002-07-12 | Procede d'elaboration de nanoparticules metalliques dans lequel des micelles a coque reticulee tiennent lieu de moules |
Country Status (5)
Country | Link |
---|---|
US (1) | US7241814B2 (ja) |
EP (1) | EP1452254B1 (ja) |
JP (1) | JP4094277B2 (ja) |
DE (1) | DE60217401T2 (ja) |
WO (1) | WO2003039793A1 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4746834B2 (ja) * | 2003-10-10 | 2011-08-10 | 独立行政法人科学技術振興機構 | 炭素化合物を内包する微小粒子の複合体 |
JP4644430B2 (ja) * | 2004-02-10 | 2011-03-02 | 独立行政法人科学技術振興機構 | 炭素化合物の封入された微小粒子の複合体 |
KR100977697B1 (ko) * | 2003-10-10 | 2010-08-24 | 도쿠리쓰교세이호징 가가쿠 기주쓰 신코 기코 | 탄소 화합물이 봉입된 미소 입자의 복합체 |
JP4728093B2 (ja) * | 2005-03-02 | 2011-07-20 | 独立行政法人科学技術振興機構 | 固/液界面に形成された吸着ミセル膜を反応場として形成される単結晶質の貴金属超薄膜ナノ粒子及びその製造方法 |
GB0505569D0 (en) * | 2005-03-18 | 2005-04-27 | Syngenta Ltd | Formulations |
JP5231710B2 (ja) * | 2005-04-28 | 2013-07-10 | 大阪瓦斯株式会社 | 金属微粒子と無機微粒子とを含む組成物およびその製造方法 |
DE102005035374A1 (de) | 2005-07-22 | 2007-01-25 | Universität Potsdam | Nanohohlkapseln |
US20090298676A1 (en) * | 2005-10-26 | 2009-12-03 | Michael Meier | Unimolocular Micelles Containing Metal Nanoparticles and their Use as Catalyst for Synthesis of Carbon-Carbon-Bonds |
JP4840584B2 (ja) | 2006-03-02 | 2011-12-21 | 独立行政法人科学技術振興機構 | 有機合成反応用のポリシラン担持遷移金属触媒 |
WO2007106771A2 (en) * | 2006-03-10 | 2007-09-20 | The Arizona Board Of Regents On Behalf Of The University Of Arizona | Multifunctional polymer coated magnetic nanocomposite materials |
DE102008016712A1 (de) | 2007-03-29 | 2008-10-16 | Josef Hormes | Nanopartikel mit einem aus einem Metall bestehenden Kernpartikel und einer Hülle aus einem Polymer |
DE102009015470A1 (de) | 2008-12-12 | 2010-06-17 | Byk-Chemie Gmbh | Verfahren zur Herstellung von Metallnanopartikeln und auf diese Weise erhaltene Metallnanopartikel und ihre Verwendung |
KR101462656B1 (ko) | 2008-12-16 | 2014-11-17 | 삼성전자 주식회사 | 나노입자/블록공중합체 복합체의 제조방법 |
CN101811193B (zh) * | 2010-04-06 | 2011-08-24 | 浙江大学 | 一种银纳米片自组装体材料的制备方法 |
US9096432B2 (en) | 2011-02-01 | 2015-08-04 | Nanosi Advanced Technologies, Inc. | Auric acid assisted silicon nanoparticle formation method |
EP2913127B1 (en) * | 2012-10-24 | 2018-08-15 | Nippon Soda Co., Ltd. | Production method for particles of element having standard electrode potential greater than 0v |
CN104439272B (zh) * | 2014-11-04 | 2016-05-18 | 天津大学 | 一种去润湿和模板法相结合制备有序排布金颗粒的方法 |
CN104475751A (zh) * | 2014-12-05 | 2015-04-01 | 山东理工大学 | 一种制备两亲性纳米银粒子的新方法 |
CN105080603B (zh) * | 2015-08-20 | 2017-05-17 | 郑州大学 | 一种硝基苯选择性加氢制苯胺用催化剂及其制备方法、使用方法 |
CN105056996B (zh) * | 2015-08-20 | 2017-05-17 | 郑州大学 | 对苯二甲酸二甲酯选择性加氢制1,4‑环己烷二甲酸二甲酯用催化剂及其制备方法、使用方法 |
JP6673756B2 (ja) * | 2016-06-14 | 2020-03-25 | 日本曹達株式会社 | 単体を製造若しくは回収する方法 |
CN113058512A (zh) * | 2020-01-02 | 2021-07-02 | 中国科学院化学研究所 | 一种有机/无机复合壁材包覆的相变微胶囊及其制备方法与应用 |
CN115121194B (zh) * | 2021-03-24 | 2023-08-29 | 中国科学院理化技术研究所 | 一种非对称磁性聚合物微球及其制备方法 |
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US4808659A (en) * | 1985-12-13 | 1989-02-28 | Ube Industries, Ltd. | Adhesive composition comprising organometallic polymer |
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US6383500B1 (en) * | 1996-06-27 | 2002-05-07 | Washington University | Particles comprising amphiphilic copolymers, having a crosslinked shell domain and an interior core domain, useful for pharmaceutical and other applications |
US7332527B2 (en) * | 2003-05-16 | 2008-02-19 | Board Of Regents Of The University Of Nebraska | Cross-linked ionic core micelles |
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2001
- 2001-11-09 JP JP2001344048A patent/JP4094277B2/ja not_active Expired - Fee Related
-
2002
- 2002-07-12 WO PCT/JP2002/007118 patent/WO2003039793A1/ja active IP Right Grant
- 2002-07-12 US US10/491,133 patent/US7241814B2/en not_active Expired - Fee Related
- 2002-07-12 EP EP02746018A patent/EP1452254B1/en not_active Expired - Lifetime
- 2002-07-12 DE DE60217401T patent/DE60217401T2/de not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11271981A (ja) * | 1998-03-20 | 1999-10-08 | Shin Etsu Chem Co Ltd | 貴金属コロイド分散層を有する基板及びパターン形成方法 |
JP2001200180A (ja) * | 2000-01-17 | 2001-07-24 | Shin Etsu Chem Co Ltd | 導電性粉体の製造方法 |
Non-Patent Citations (1)
Title |
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See also references of EP1452254A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1452254A1 (en) | 2004-09-01 |
US7241814B2 (en) | 2007-07-10 |
DE60217401T2 (de) | 2007-10-11 |
US20040259154A1 (en) | 2004-12-23 |
DE60217401D1 (de) | 2007-02-15 |
EP1452254B1 (en) | 2007-01-03 |
EP1452254A4 (en) | 2006-02-08 |
JP4094277B2 (ja) | 2008-06-04 |
JP2003147418A (ja) | 2003-05-21 |
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