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Class 501/1 - CERAMIC COMPOSITIONS


Subclass of Class 501 - Compositions: ceramic
Definition: Compositions other than Portland cement or cementitious
No. of patents: 320
Last issue date: 08/24/2010


1                
NumberTitleIssue Date
RE41584Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production
Methods for synthesis of nanocrystalline apatites are presented, as well as a series of specific reaction parameters that can be adjusted to tailor, in specific ways, properties in the recovered product. Particulate apatite compositions having average crystal size o...
08/24/2010
RE41251Synthetic biomaterial compound of calcium phosphate phases particularly adapted for supporting bone cell activity
The present invention is directed to a synthetic biomaterial compound based on stabilized calcium phosphates and more particularly to the molecular, structural and physical characterization of this compound. The compound comprises calcium, oxygen and phosphorous, wh...
04/20/2010
7396425Method of production of peeling layer paste and method of production of multilayer type electronic device
A method of production of peeling layer paste used for producing a multilayer electronic device, having a step of preparing a primary slurry containing a ceramic powder having an average particle size of 0.1 pm or less, a binder, and a dispersion agent and having a ...
07/08/2008
7381681Method for increasing the strength of porous ceramic bodies and bodies made therefrom
A porous ceramic body having increased strength is formed by exposing a porous ceramic body to a source of boron and heating the porous body to a sufficient temperature in an oxygen containing atmosphere to form the porous ceramic body. The porous ceramic body has a...
06/03/2008
7381680Method for increasing the strength of porous ceramic bodies and bodies made therefrom
A porous ceramic body having increased strength is formed by exposing a porous ceramic body to a source of boron and heating the porous body to a sufficient temperature in an oxygen containing atmosphere to form the porous ceramic body. The porous ceramic body has a...
06/03/2008
7366472Technology for creating a RF radiation-free environment
The invention relates to a method of rendering telecommunication devices ineffective, by creating a substantially radio frequency radiation-free environment by providing an interference generating pattern (IGP) adjacent to the environment in a position between the e...
04/29/2008
7357976Ceramic molded body and metal matrix composite
The ceramic molded body of the present invention includes spherical cells of a spherical bubble plurally formed therein: in the ceramic molded body the spherical cells neighboring each other are communicated through communication porosities and form a three-dimensio...
04/15/2008
7341756Coated implants and methods of coating
A method including forming a first coating layer derived from an alkoxide on a substrate having a dimension suitable for an implant and forming a second coating layer on the first coating layer that promotes osseointegration. An apparatus comprising a substrate havi...
03/11/2008
7332113Method for the production of a biocompatible polymer-ceramic composite material with a predetermined porosity
Method for the production of a biocompatible polymer-ceramic composite material with a predetermined porosity, designed and determined a priori, which includes a first phase (a) of the production of a suspension of a bioceramic material in distilled water, a second ...
02/19/2008
7332452CaO-SiO-based bioactive glass and sintered calcium phosphate using same
A bioactive glass having a composition substantially comprising 30 to 60 mol % of CaO, 40 to 70 mol % of SiO2 and 20 mol % or less of Na2O has low glass transition temperature and/or crystallization temperature, and a sintered calcium phosphate...
02/19/2008
7326289Film containing a photo-catalyst apatite, its formation method, coating liquid, and electronic device having portion coated with photo-catalyst apatite-containing film
A film containing a photo-catalyst apatite contains an inorganic coating main material, and a powdered photo-catalyst apatite and powdered titanium oxide that disperse within the inorganic coating main material, in which the total content of the photo-catalyst apati...
02/05/2008
7326464Calcium phosphate microgranules
The invention concerns microgranules produced from calcium phosphate materials. The invention also concerns a method for producing said microgranules. The inventive microgranules are characterized by a very narrow particle size distribution. ...
02/05/2008
7320798Coatings, coated articles and methods of manufacture thereof
A multi-layer coating is particularly useful for the coating of implants such as orthopedic and dental implants, particularly metallic implants. The first layer comprises a dense material insoluble and inert in body fluids. The second layer comprises apatite and a b...
01/22/2008
7320799Coatings, coated articles and methods of manufacture thereof
A multi-layer coating is particularly useful for the coating of implants such as orthopedic and dental implants, particularly metallic implants. The multi-layer coating has both high bond strength to implants and excellent bioactivity with the surrounding body tissu...
01/22/2008
7320728Rod-shaped apatite crystals having a specific length-to-width ratio
The rod-shaped apatite crystals of the formula Ca5(PO4)3(OH)xFy have the following features a) the length-to-breadth ratio of the crystals is at least ≧5 and b) x+y=1, where if x or y...
01/22/2008
7297650Method for producing low-loss tunable ceramic composites with improved breakdown strengths
The production of low-loss, tunable composite ceramic materials with improved breakdown strengths is disclosed. The composite materials comprise ferroelectric perovskites such as barium strontium titanate or other ferroelectric perovskites combined with other phases...
11/20/2007
7294165Method of forming nano-crystalline structures and product formed thereof
A product in which at least a portion of the product has a nanocrystalline microstructure, and a method of forming the product. The method generally entails machining a body in a manner that produces chips consisting entirely of nano-crystals as a result of the mach...
11/13/2007
7247288Method of manufacturing hydroxyapatite and uses therefor in delivery of nucleic acids
Provided is a method for production of nanocrystalline hydroxyapatite particles, and nanocrystalline hydroxyapatite particles produced according to the method. The nanocrystalline hydroxyapatite particles exhibit substantially superior cell transformation abilities ...
07/24/2007
7214635CaO-MgO-SiO-based bioactive glass and sintered calcium phosphate glass using same
A bioactive glass having a composition substantially comprising 20 to 40 mol % of CaO, 40 to 60 mol % of SiO2, and 10 to 20 mol % of MgO is high in bioactivity and mechanical strength, and a sintered calcium phosphate glass using the bioactive glass as a ...
05/08/2007
7175704Method for reducing defect concentrations in crystals
A method for removing defects at high pressure and high temperature (HP/HT) or for relieving strain in a non-diamond crystal commences by providing a crystal, which contains defects, and a pressure medium. The crystal and the pressure medium are disposed in a high p...
02/13/2007
7160383Composition and application of novel sprayable phosphate cement (grancrete) that bonds to styrofoam
A dry mix particulate composition of a calcined oxide of Mg and/or Ca, an acid phosphate, and fly ash or equivalent, wherein the calcined oxide is present in the range of from about 17% to about 40% by weight and the acid phosphate is present in the range of from ab...
01/09/2007
7157503Antibacterial, antifouling paint for construction materials and construction materials coated therewith
An antibacterial, antifouling paint for construction materials contains a coating resin composition and powdery metal-modified apatite. Part of metal atoms in the apatite crystal structure is provided by an optically catalytic metal. Preferably, the metal-modified a...
01/02/2007
7153482Rod shaped apatite crystals having a specific length-to-width ratio
The rod-shaped apatite crystals of the formula Ca5(PO4)3(OH)xFy have the following features a) the length-to-breadth ratio of the crystals is at least ≧5 and b) x+y=1, where if x or y...
12/26/2006
7148163Glass as sintering aid and open-pore molded body and method for manufacturing same
The present invention relates to a glass used as a sintering aid for a resorbable molded body containing calcium phosphate as well as to a method for manufacturing said molded body. According to the invention, the material is β-tricalcium phosphate and the glass ha...
12/12/2006
7138351Phosphate-based ceramic compositions with low dielectric constant and method for manufacturing dielectric substrate using the same
Disclosed herein is a phosphate-based dielectric ceramic composition which has a low dielectric constant and a low dielectric loss in the high-frequency bands such as microwave and millimeter wave. The composition is represented by the following formula: (1-x)(A′
11/21/2006
7132381Process of preparing low-temperature sintered microwave dielectric ceramics
There is provided a process of preparing low-temperature sintered microwave dielectric ceramics, prepared by a process comprising co-precipitating Nb and Bi or Zn in an aqueous basic solution to obtain a BiNbO4 or Zn3Nb2O8
11/07/2006
7119038Method for making a porous calcium phosphate article
The present invention discloses a method for making a porous calcium phosphate article including i) preparing a shaped article from a paste containing a calcium phosphate cement, a pore-forming powder and a setting liquid; ii) immersing the shaped article in an imme...
10/10/2006
7108827Ceramic sheet and method of producing ceramic sheet
The present invention relates to a ceramic sheet having uniform quality over its entire surface with a decreased number of defects such as foreign matters and flaws. When the ceramic sheet was divided into sections of 30 mm square or smaller, each divided section ha...
09/19/2006
7087540Resorbable bone replacement and bone formation material
The invention relates to a resorbable bone replacement and bone formation material (augmentation material) based on porous β-tricalcium phosphate (β-TCP). ...
08/08/2006
7083672Method and product for phosphosilicate slurry for use in dentistry and related bone cements
The present invention is directed to magnesium phosphate ceramics and their methods of manufacture. The composition of the invention is produced by combining a mixture of a substantially dry powder component with a liquid component. The substantially dry powder comp...
08/01/2006
7081161Biocompatible cement containing reactive calcium phosphate nanoparticles and methods for making and using cement
A cement powder is disclosed that contains reactive tricalcium phosphate nanoparticles and other ingredients required to form a cementous material. Methods of making the reactive tricalcium phosphate nanoparticles, the cement powder, the cement paste, and cured ceme...
07/25/2006
RE39196Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production
Methods for synthesis of nanocyrstalline apatites are presented, as well as a series of specific reaction parameters that can be adjusted to tailor, in specific ways, properties in the recovered product. Particulate apatite compositions having aveage crystal size of...
07/18/2006
7067577Apatite-reinforced resin composition
The present invention relates to a resin composition comprising a resin and apatite, wherein referring to the particulate form of said apatite present in the resin composition thus obtained, the apatite is present in a particulate form having an average diameter or ...
06/27/2006
7067104Shaped microcomponent via reactive conversion of biologically-derived microtemplates
The present invention is focused on a revolutionary, low-cost (highly-scaleable) approach for the mass production of three-dimensional microcomponents: the biological reproduction of naturally-derived, biocatalytically-derived, and/or genetically-tailored three-dime...
06/27/2006
7060287Tissue augmentation material and method
A permanent, biocompatible material for soft tissue augmentation. The biocompatible material comprises a matrix of smooth, round, finely divided, substantially spherical particles of a biocompatible ceramic material, close to or in contact with each other, which pro...
06/13/2006
7052517Delivery device for biological composites and method of preparation thereof
An apparatus for the delivery of a biological composite and a method, kit, and system for preparing a biological composite is described herein. The biological composite includes both inorganic and biological materials. ...
05/30/2006
7052518Artificial bone and tissue engineering carrier
An artificial bone comprising a calcium phosphate-based ceramic porous body having a plurality of pores which are three-dimensionally distributed throughout an entire region of the porous body including a surface thereof and have a diameter ranging from 0.01 μm to ...
05/30/2006
7045006Ceramic coating material and method of manufacturing the same
A method of manufacturing a ceramic coating material which includes stirring a material including a complex oxide in the presence of a catalyst containing platinum group elements. The material is a sol-gel material which includes at least one of a hydrolysate and a ...
05/16/2006
7045105Calcium phosphate bone replacement materials and methods of use thereof
Methods of making porous calcium phosphate bone replacement materials are discussed. ...
05/16/2006
7037867Artificial bone graft substitute using calcium phosphate compounds and method of manufacturing the same
A bone graft substitute using magnesium substituted calcium phosphate compounds and a method of manufacturing the same is provided in which the bone graft substitute is used for recovering bones damaged due to a bone fracture. The method of manufacturing a bone graf...
05/02/2006
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