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nanoparticle dispersion grinding patent:

Nanoparticle Dispersion Grinding Patent - Conster Mining ...

Nanoparticle Dispersion Grinding Patent Renamajoreeu. nanoparticle dispersion grinding patent The present invention relates to a method of preparing polymer compositions comprising modified metal oxides in a polymer wherein a nanopartPatent Application Publication Mar. 8. ducing a dispersion of high purity magnetite nanoparticles.

US20040251329A1 - Grinding process for forming a slurry of ...

A grinding process for forming a slurry of nanoparticles, consists of the following steps: forming a mixture by mixing a matrix, a dispersant and dispersing media together; adding a pre-treated grinding-media into the mixture; wherein the grinding-media are glass beads with an average particle diameter of less than 100 m; milling or grinding the mixture; and separating the grinding-media from ...

US Patent for Surface modified drug nanoparticles Patent ...

Jan 25, 1991 · A nanoparticle dispersion of Danazol was prepared for clinical evaluation using a ball milling dispersion method. This dispersion was prepared by milling with glass grinding media. The grinding media used was: Media type: 0.85-1.18 mm unleaded glass spheres. Media quantity: 6100 ml. The media was added to a 3 gallon porcelain jar.

US20120056121A1 - Process for preparation of nanoparticles ...

US20120056121A1 US13/176,515 US201113176515A US2012056121A1 US 20120056121 A1 US20120056121 A1 US 20120056121A1 US 201113176515 A US201113176515 A US 201113176515A US 2012056121 A1 US2012056121 A1 US 2012056121A1 Authority US United States Prior art keywords nanoparticles magnetite grinding acid ore Prior art date 2010-07-02 Legal status (The legal status is an assumption and is not a

EP3016763A1 - A metallic nanoparticle dispersion - Google ...

European Patent Office Prior art keywords metallic formula dispersion nanoparticle dispersion substituted Prior art date 2013-07-04 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.) Granted Application ...

Nanoparticle Dispersion Grinding Patent

Nanoparticle Dispersion Grinding Patent. 26below we will describe the two most common methods of stabilizing a nanoparticle dispersion either by creating an electrical double layer at the solidliquid interface or by adsorbing polymers or surfactants on the nanoparticle surfaces electric Fabriion of nanoparticles by milling or grinding.

US Patent for Surface modified drug nanoparticles Patent ...

Jan 25, 1991 · A nanoparticle dispersion of Danazol was prepared for clinical evaluation using a ball milling dispersion method. This dispersion was prepared by milling with glass grinding media. The grinding media used was: Media type: 0.85-1.18 mm unleaded glass spheres. Media quantity: 6100 ml. The media was added to a 3 gallon porcelain jar.

Grinding process for forming a slurry of nanoparticles ...

Dec 30, 2003 · BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to a process for forming a slurry of dispersed particles and, more particularly, to a grinding process for forming a slurry of dispersed nanoparticles used for dying, colored-pigment-dispersing of a textile, or for dispersion of coatings, printing inks, organic or inorganic flame retardants ...

WO2015089456A1 - Lignin nanoparticle ... - Google Patents

A mild, simple process of preparing lignin nanoparticle dispersions is disclosed. Additionally, compositions and methods of making lignin nanoparticle—polymer complexes comprising derivatized and/or non-derivatized lignin nanoparticle dispersions and water soluble and/or water dispersible polymers are disclosed. Further, methods of using at least one of the lignin nanoparticle dispersions ...

WO2015000891A1 - A metallic nanoparticle dispersion ...

WO2015000891A1 - A metallic nanoparticle dispersion - Google Patents A metallic nanoparticle dispersion Download PDF Info Publication number WO2015000891A1

Effectively Grinding And Dispersing Nanoparticles Using A ...

Nanoparticles must be first dispersed in a liquid to be used effectively, and over the past few years, the use of fine bead mills for grinding and dispersion of these particles has become more and more prevalent. Fine bead mills, widely used in both laboratory and production applications, deliver an efficient

Nanoparticle Dispersion | Qsonica

Proven Nanoparticle Dispersion Technology High shear forces created by ultrasonic cavitation have the ability to break up particle agglomerates and result in smaller and more uniform particles sizes. The stable and homogenous suspensions produced by ultrasonics are widely used in many industries today. Probe sonication

Grinding and dispersing nanoparticles. - Free Online Library

Jan 01, 2004 · Over the past few years we have observed an increase in the desire to use bead mills for grinding and dispersion of "nanoscale" particles. The objective of this paper is a general discussion of how this process works in a bead mill, the parameters required to successfully produce these nanoscale dispersions, and some experience in grinding or particle size reduction of solids to the nanoscale.

Dispersion of Agglomerated Nanoparticles by Fine Beads Mill

Abstract. In a dispersion of agglomerated nanoparticle to primary particles by a beads mill, large-sized beads give excess impulsive power to the agglomerated nanoparticles, resulting in crushing ...

grinding mill for nanoparticles ppt html

nanoparticle dispersion grinding patent. Nanoparticles Surfactant / Nanopowder Dispersant. Cs 0.33 WO 3 nanoparticles have been prepared successfully by a stirred bead milling process. By grinding micro-sized coarse powder with grinding beads of 50 μm in diameter the mean hydrodynamic diameter of Cs 0.33 WO 3 powder could be reduced to about ...

Ultrasonic Dispersion Liquid Delivery System | Siansonic ...

The nanoparticle dispersion system can be installed in a variety of syringe pumps, and is often used as an auxiliary accessory unit in the precision spray coating system. At the same time, Siansonic have rich experience in nano particle dispersion, ultrasonic dispersion, ultrasonic mixing, ultrasonic crushing and ultrasonic sonication of liquid ...

bead mill for wet griding nm dispersion

nanoparticle dispersion grinding patent. By grinding micro-sized coarse powder with grinding beads of 50 μm in diameter the mean hydrodynamic diameter of Cs 0.33 WO 3 powder could be reduced to about 50 nm in 3 h and a stable aqueous dispersion could be obtained at pH 8 via electrostatic repulsion mechanism.

method grinding patent machines malaysia grinding

method grinding patent machines malaysia grinding. Semiconductor Production Equipment Market by Type (Dicing Machine, Polish Grinders, Probing Machines, Wafer Edge Grinding Machine, Sliced Wafer Demounting, Cleaning Machine) Application (Wafer Edge Grinding, Polish, cleaning) - Global Industry Analysis amp Forecast to 2025,The Semiconductor Production Equipment Market has encountered ...

Nanocrystalline Alpha Alumina (α-Al2O3) and Method ...

Abstract A process for producing metastable nanocrystalline alpha-alumina (α-Al2O3) having particle sizes smaller than 12 nm. Starting crystallites of α-Al2O3 having a particle size larger than 12 nm, typically on the order of about 50 nm, are ball-milled at low temperatures to produce a nanocrystalline α-Al2O3 powder having a particle size of less than 12 nm, i.e., below the theoretical ...

Method of dispersion of nanoparticles

Patent registration. Method of dispersion of nanoparticles. B82B3/00 - Manufacture or treatment of nano-structures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units. B01F3/18 - solid with solids.

FORMULATIONS OF NANOPARTICLE NAPROXEN TABLETS - Patent ...

Feb 11, 1998 · Patent: Publ.of the Int.Appl. with Int.search report ... dispersing powdery naproxen in a liquid dispersion medium and wet grinding the naproxen in the presence of rigid grinding media to obtain nanoparticles of naproxen and b1) compresssing the so-obtained nanoparticles into tablets using a pharmaceutically acceptable carrier, or b2 ...

MANUFACTURING METHOD OF FUNCTIONAL DRUG NANOPARTICLES ...

The producing method of the present invention comprises wet-grinding a water soluble dispersion containing a drug and surface stabilizing agent comprising of a water soluble polymer by milling to produce a slurry mixture; and adding an aqueous solution containing a pharmaceutically functional substance in the

Grinding and Dispersion Equipment For Nano Scale ...

Grinding and Dispersion Equipment For Nano Scale Applications Harry Way, Technical Director, NETZSCH Fine Particle Technology, LLC INTRODUCTION Ever since Tokyo University of Science professor Norio Taniguchi coined the term, “nano-technology” in 1974, we have heard much about nanoparticles and what can be done with them.

Fabrication method of CaCO3 nanoparticles using beads ...

What is claimed is: 1. A method for fabricating calcium carbonate nanoparticles dispersed in water, comprising beads milling a complex aqueous slurry comprising 5-10 weight % of ground calcium carbonate having an average particle size of 1-5 μm and 0.5-0.7 weight % of a surfactant, wherein grinding and dispersion in water of the ground calcium carbonate are carried out simultaneously and the ...

The use of tyloxapol as a nanoparticle stabilizer and ...

Dec 01, 1993 · The nanoparticles useful in the practice of this invention can be prepared according to the methods disclosed in U.S. Patent No. 5,145,684. Briefly, nanoparticles are prepared by dispersing a poorly soluble therapeutic or diagnostic agent in a liquid dispersion medium and wet-grinding the agent in the presence of grinding media to reduce the ...

Solid Lipid Nanoparticles: A Modern Formulation Approach ...

For the production of nanoparticle dispersions by precipitation in o/w emulsions the lipophilic material is dissolved in water-immiscible organic solvent (cyclohexane) that is emulsified in an aqueous phase. Upon evaporation of the solvent nanoparticle dispersion is formed by

Nanoparticle-based targeted drug delivery

Applications and Advantages of Nanoparticle Drug Carriers. Polymeric nanoparticles made from natural and synthetic polymers have received the majority of attention due to their stability and ease of surface modification (Herrero-Vanrell et al., 2005; Vauthier et al., 2003).They can be tailor-made to achieve both controlled drug release and disease-specific localization by tuning the polymer ...

Nanoparticle: An overview of preparation and characterization

Nanoparticle: An overview of preparation and characterization Sovan Lal Pal, Utpal Jana, P. K. Manna, G. P. Mohanta, R. Manavalan ABSTRACT In recent years, there has been an exponential interest in the development of novel drug delivery systems using nanoparticles. Nanoparticles can offer significant advantages over the

Takuya Harada – Hatton Research Group

[PT8] Takuya Harada, H. Fujiwara, H. Nishikubo, K. Takashiba, JP Patent Application No. 2006-304361, “Nanoparticle, nanoparticle dispersion and method for producing nanoparticle and nanoparticle dispersion” Rights owned by Furukawa Electric Co. Ltd.

Aerosols containing beclomethazone nanoparticle ...

An aerosol of an aqueous dispersion of nanoparticles, wherein the nanoparticles comprise 0.1 to 60% (w/w) of insoluble beclomethasone particles having (1) an average particle size of less than about 400 nm, and (2) 0.1 to 90% (w/w) of a surface modifier adsorbed on the surface thereof.

Aerosol fabrication methods for monodisperse nanoparticles ...

Oct 21, 2014 · @article{osti_1160278, title = {Aerosol fabrication methods for monodisperse nanoparticles}, author = {Jiang, Xingmao and Brinker, C Jeffrey}, abstractNote = {Exemplary embodiments provide materials and methods for forming monodisperse particles. In one embodiment, the monodisperse particles can be formed by first spraying a nanoparticle-containing dispersion into aerosol droplets and then ...

Solid-state synthesis of iron oxide nanoparticles - HKUST ...

Feb 22, 2011 · US Patent, US 7,892,520 B2, 2011: Summary: The present disclosure includes a method for preparing an aqueous dispersion of y-Fe 2 O 3 nanoparticles. The method includes grinding an iron (II) hydrated salt, an iron (III) hydrated salt, an inorganic salt, and alkali hydroxide in a grinding or milling machine.

grinding mill for nanoparticles ppt html

grinding mill for nanoparticles ppt. grinding mills nanotechnology . ball milling in nanotechnology in pptjoomla3expert ball mill for nanoparticles pptresourceplus Ball Mill RETSCH Powerful Grinding AndA ball mill can grind and homogenize small sample volumes down to the nano range The Emax is an entirely new type of ball mill for high energy input ball milling in nanotechnology in ppt ball ...

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