Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7485366 | Thick film magnetic nanoparticulate composites and method of manufacture thereof Thick film magnetic/insulating nanocomposite materials, with significantly reduced core loss, and their manufacture are described. The insulator coated magnetic nanocomposite comprises one or more magnetic components, and an insulating component. The magnetic compon... | 02/03/2009 |
| 7485367 | CaCO/SiO.nHO nanocomposite particles and SiO.nHO hollow-structures nanomaterials and synthesizing method The invention provides CaCO3/SiO2.nH2O nanocomposite particles and method of producing the same. A template nucleus is used calcium carbonate and the surface of nucleus is encapsulated by a SiO2.nH2O nanolayer. ... | 02/03/2009 |
| 7482059 | Semiconductor nanocrystal complexes comprising a metal coating and methods of making same A semiconductor nanocrystal complex including a metal layer formed on the outer surface of a semiconductor nanocrystal core after synthesis of the semiconductor nanocrystal core and a method for preparing a nanocrystal complex comprising forming a metal layer on a s... | 01/27/2009 |
| 7479323 | Encapsulated pigments Described are encapsulated pigments having an outer water-soluble shell and a core containing organic and/or inorganic pigments and optionally solvents and/or conventional additives. The encapsulated pigments have very good dissolution rates in aqueous systems and a... | 01/20/2009 |
| 7479324 | Pigments comprising alumina hydrate and a dye, and polymer composites formed thereof A composite material includes a polymer matrix and a pigment dispersed in the polymer matrix. The pigment includes an alumina hydrate particulate material and a dye. The dye is covalently bonded to a surface of the alumina hydrate particulate material. ... | 01/20/2009 |
| 7479325 | Isotope-doped carbon nanotube An isotope-doped carbon nanotube (40) includes at least two kinds of carbon nanotube segments, each kind of carbon nanotube segment having a unique carbon isotope. The at least two kinds of carbon nanotube segments are arranged along a longitudinal direction ... | 01/20/2009 |
| 7476443 | Photo-stable and surface-functionalizable colorant particles A composition and method for encapsulating colorant molecules in polymeric particles are described. Colorant molecules, such as dye, are doped or embedded in a particle, at least in part, composed of a halogen-containing polymeric matrix that can effectively isolate... | 01/13/2009 |
| 7476442 | Nanoparticle chains and preparation thereof Fabrication and arrangement of nanoparticles into one-dimensional linear chains is achieved by successive chemical reactions, each reaction adding one or more nanoparticles by building onto exposed, unprotected linker functionalities. Optionally, protecting groups m... | 01/13/2009 |
| 7473469 | Ferromagnetic powder for a magnetic recording medium, method of producing the powder, and magnetic recording medium using the powder A ferromagnetic metal powder for a magnetic recording medium that combines good magnetic properties and oxidation stability, and a magnetic recording medium using the powder. A method of producing the magnetic powder comprises using oxygen to form an oxide film, the... | 01/06/2009 |
| 7473468 | Colorant for thermoplastic resin and uses thereof It is an object of the present invention to provide a thermoplastic resin coloring agent having excellent dispersibility, transparency, ultraviolet blocking properties, etc., and a thermoplastic resin composition employing same, and it is another object of the prese... | 01/06/2009 |
| 7465496 | Powder for isolating infrared rays, and isolating solution and goods using the same Disclosed is a novel concept of infrared blocking powder, that is to say, indium antimony tin oxide (IATO), which is produced by mixing indium (In), antimony (Sb), and tin (Sn) in a predetermined mixing ratio, and co-precipitating a mixture in solvent. Additionally,... | 12/16/2008 |
| 7465497 | High dielectric constant nanocomposites, methods of manufacture thereof, and articles comprising the same Disclosed herein is a composition comprising thermoplastic polymers; and nanoparticles; wherein the nanoparticles comprise a substrate upon which is disposed a coating composition; and wherein the substrate has a different dielectric constant from that of the coatin... | 12/16/2008 |
| 7459209 | Composition and method for making a proppant The present invention relates to proppants which can be used to prop open subterranean formation fractions. Proppant formulations are further disclosed which use one or more proppants of the present invention. Methods to prop open subterranean formation fractions ar... | 12/02/2008 |
| 7455905 | Iron based soft magnetic powder having an insulating coating The present invention concerns a high purity, annealed iron powder suitable for the preparation of soft magnetic composites. The powder is distinguished in that the content of inevitable impurities is less than 0.30% by weight, the oxygen content is less than 0.05% ... | 11/25/2008 |
| 7455904 | Thermal infrared reflective pigments for coatings This invention relates to the control of radiant thermal energy and more specifically to highly Thermal Infrared (IRT) reflective pigments for use in decorative coatings for buildings or other areas where the control of IRT energy and visual de... | 11/25/2008 |
| 7452599 | Fine silica particles having specific fractal structure parameter This invention provides flame-generated fine silica particles having an average particle size of 0.05 to 1 μm, wherein a fractal structure parameter α1 at length scales ranging from 50 nm to 150 nm and a fractal structure parameter α2 at len... | 11/18/2008 |
| 7449237 | Microspheres including nanoparticles in the peripheral region A microparticle can include a central region and a peripheral region. The peripheral region can include a nanoparticle, such as a metal nanoparticle, a metal oxide nanoparticle, or a semiconductor nanocrystal. The microparticle can be a member of a monodisperse popu... | 11/11/2008 |
| 7449238 | LiF-coated doped and undoped yttrium oxide An embodiment of the invention includes a particle. The particle includes a first yttria core; and a fluoride salt coating on the first yttria core. The coating is sufficiently continuous to prevent a large number of sites where a second yttria core may come into co... | 11/11/2008 |
| 7445844 | Precision fluorescently dyed polymeric microparticles and methods of making and using same An improved method of making a series of bead or microsphere or particle populations characterized by subtle variation in a proportion or ratio of at least two fluorescent dyes distributed within a single bead of each population is provided. These beads, when excite... | 11/04/2008 |
| 7435276 | Abrasive particles having coatings with tortuous surface topography The present invention relates to abrasive composites having improved abrasive particle retention due to unique coating designs. The present invention describes coated abrasive particles having tortuous surface topography, a process for producing such coated abrasive... | 10/14/2008 |
| 7435360 | Manufacturing process of conductive composition and a manufacturing process of conductive paste A manufacturing method of conductive paste comprising arranging process (S20 to S23) of ceramics particles, arranging process (S10 to S14) of wetted metal particles, forming process (S30) of slurry wherein metal particles and ceram... | 10/14/2008 |
| 7431987 | Core-shell particles having non-polar outer surface and methods for producing a three-dimensional object from the particles The invention relates to particles for producing a three-dimensional object by using layer-building methods (powder-based generative rapid prototyping methods), to methods for producing a three-dimensional object therefrom, and to an object that can be produced by u... | 10/07/2008 |
| 7431908 | Coated spherical tetragonal barium titanate particles and process for producing the same Spherical tetragonal barium titanate particles of the present invention have a perovskite crystal structure, an average particle diameter of 0.05 to 0.5 μm, a particle size distribution σg of not less than 0.70, and a ratio of Ba to Ti of 0.99:1 to 1.01:1. The sph... | 10/07/2008 |
| 7429421 | Coated clumping litter comprising non-swelling particles A clumping animal litter is disclosed that includes a non-swelling particle and a swelling agent coated on the surface of the non-swelling particle. In one embodiment, agglomerated non-swelling clay fines are coated. ... | 09/30/2008 |
| 7429339 | Magnetic nanomaterials and synthesis method A magnetic nanoparticle (22), a magnetic nanomaterial (30), assembly (30), and a method for synthsising a magnetic nanoparticle, relating to thermodynamically stable and air stable ferromagnetic nanoparticles of adjustable aspect ratio made upon... | 09/30/2008 |
| 7429340 | Phosphor paste composition and method of manufacturing flat display device using the same Provided are a phosphor paste composition, a flat display device including the same, and a method of manufacturing the flat display device. The phosphor paste composition contains a phosphor with at least a heat-resistant material selected from a Group II atom-conta... | 09/30/2008 |
| 7425595 | Superabsorbent polymer products including a beneficial additive and methods of making and application A superabsorbent polymer combined with a beneficial additive and method for administering the same in agricultural applications is disclosed. A method for delivering a beneficial additive in agricultural applications includes obtaining a beneficial additive combined... | 09/16/2008 |
| 7422789 | Cathodic protection coatings containing carbonaceous conductive media A cathodic protection polymeric compound is disclosed. The compound has flowable material to serve as a binder, carbonaceous conductive media dispersed in the flowable material, sacrificial metal particles also dispersed in the flowable material. The carbonaceous co... | 09/09/2008 |
| 7423090 | Methods of making and using a superabsorbent polymer product including a bioactive, growth-promoting additive A method of and a product formed by entrapping a bioactive, growth-promoting additive in a starch matrix to form a starch-based, superabsorbent polymer product for use in agricultural applications involves (1) graft polymerizing a monomer and a starch to form a star... | 09/09/2008 |
| 7419724 | Two-part polyurethane adhesives for structural finger joints and method therefor One aspect of the present invention is an adhesive composition formed from two packs. One pack includes an isocyanate-functional prepolymer formed by reacting a polyisocyanate with an alcohol (e.g., polyol). The isocyanate equivalents from the polyisocyanate exceed ... | 09/02/2008 |
| 7416783 | Resin particles comprising a (meth)acrylate copolymer and a surfactant having a sulfonic-acid or sulfonate group The invention relates to crosslinked (meth)acrylate-based resin particles having an average particle diameter of 1 to 10 μm, containing monomer components containing a monomer having a carboxyl group and at least one monomer selected from an acrylate and a methacry... | 08/26/2008 |
| 7416780 | Flame-retardant composition comprising organophosphorus compound impregnated on a porous support, preparation method and use thereof The present invention relates to a new flame-retardant composition based on a flame retardant impregnated on an inorganic oxide of high porosity, to a process for preparing it and to its use for flame retarding materials and especially polymers. ... | 08/26/2008 |
| 7416784 | Functional infrared fluorescent particle An infrared fluorescent particle comprising a functional group or a substance that is capable of binding to an analyte, wherein fluorescence at infrared wavelength is emitted from the particle upon exposure of the particle to excitation light at infrared wavelength.... | 08/26/2008 |
| 7413686 | Conductive particle and adhesive agent A conductive particle can be used for connecting a variety of adherends. The conductive particle includes a resin particle, a first conductive particle disposed around the resin particle, a first resin coating disposed on the periphery of the resin particle. The fir... | 08/19/2008 |
| 7413770 | Ethylene glycol monolayer protected nanoparticles Metallic nanoparticles coated with a mixed monolayer with well defined thickness or length are prepared. The mixed monolayer comprises a capture coating component useful for the specific capture of materials and a shielding coating component for elimination of non-s... | 08/19/2008 |
| 7413805 | Preparation of metallic particles for electrokinetic or electrostatic deposition Metallic particles for electrokinetic or electrostatic deposition, and a method for making such particles, comprising metallic particle bodies, an organic acid film on the particle bodies, and a charge director adhered to the organic acid film. ... | 08/19/2008 |
| 7410536 | Oxidation-stable iron oxide pigments, process for preparing them and their use The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use. ... | 08/12/2008 |
| 7410698 | Conductive particle with protrusions and anisotropic conductive material therefrom A conductive particle having a low connection resistance, a small variation of conduction performance, and excellent conduction reliability and an anisotropic conductive material using such particles are disclosed. Conventional anisotropic conductive materials using... | 08/12/2008 |
| 7405000 | Resin particle and process of producing the same Provided is a resin particle comprising a resin (a) and a filler (b) contained in the particle; the particle has a volume average particle diameter of from 0.1 to 300 μm and a shape factor of from 110 to 300; the particle has an outer shell layer (S) comprising at ... | 07/29/2008 |
| 7405001 | Surface modified nanoparticle and method of preparing same The present disclosure relates to a nanoparticle containing at least one metal sulfide nanocrystal having a surface modified with a carboxylic acid, wherein the carboxylic acid has at least one aryl group. The present disclosure also describes a method of preparing ... | 07/29/2008 |
