Patent application number | Description | Published |
20080269186 | Functional Nanomaterials With Antibacterial and Antiviral Activity - The present invention relates to nanomaterials comprised of metal oxides associated with cationic metals having antibacterial activity. In particular, the present invention relates to nanocrystalline compounds of formula (I): AOx- (L-Men+) i, (I) where AOx represents the metal oxide or metalloid oxide, with x=1 or 2; Me11“1” is a metal ion having antibacterial activity, with n=1 or 2; L is a bifunctional molecule, either organic or organometallic, capable of binding simultaneously with the metal oxide or metalloid oxide and the metal ion Men+; and i represents the number of L-Men+groups bound to a AOx nanoparticle. | 10-30-2008 |
20090270997 | USE OF NANOMATERIALS BASED ON TITANIUM DIOXIDE AND ZIRCONIUM DIOZIDE AS COATINGS FOR OSTEOINTEGRATED BIOMEDICAL PROSTHESES, AND OSTEOINTEGRATED BIOMEDICAL PROSTHESES PREPARED THEREWITH - The present invention proposes novel materials and methods, for preparation of coatings based on titanium dioxide for osteointegrated biomedical prostheses. The coatings are realized with nanomaterials having antibacterial properties, and have the purpose of: promoting osteointegration of the implants, and, at the same time, reducing reaction attributable to inflammatory processes which derive from infections which may develop in the neighborhood of the implants. In particular, the present invention relates to an endo-osseous implant comprised of biocompatible metallic materials; characterized in that said implant comprises a coating comprised of nanocrystalline material comprising nanoparticles of formula (I) AO | 10-29-2009 |
20110223057 | AIR DECONTAMINATION EQUIPMENT - The present invention relates to an air decontamination equipment, from both odours or pollutants, and bacterial or viral loads. More particularly, the present invention relates to a decontaminating equipment ( | 09-15-2011 |
Patent application number | Description | Published |
20080206347 | Pharmaceutical Formulations Comprising Active Pharmaceutical Principles Adsorbed on Titanium Dioxide Nanoparticles - The invention provides methods for the adsorption of an active pharmaceutical ingredient on titianium dioxide nanoparticles which can be orally ingested allowing the drug release into the intestine without causing side effects to the upper gastrointestinal region. | 08-28-2008 |
20080254201 | Method for Preparing Endosseous Implants with Zircon Dioxide Coating - The method includes the following steps: formulation of liquid, non-gelled and stable precursors by solvolysis of ZV (IV) compounds; precursor deposition on endosseous implant surface; thermal treatment to achieve film densification, in the presence of oxygen, of a complex formed by the said endosseous implant and precursor, to obtain on the implant surface a thin nanocrystalline zirconium dioxide film. | 10-16-2008 |
20090005880 | Method for Preparing Endosseous Implants Anatase Titanium Dioxide Coating - The method includes the following steps: formulation of liquid, non-gelled and stable precursor by solvolysis of Ti(IV) compounds; precursor deposition on endosseous implant surface; thermal treatment to achieve film densification, in the presence of oxygen, of a complex formed by the above mentioned endosseous implant and precursor, to obtain on the implant surface a thin film of nanocrystalline titanium dioxide with good mechanical and chemical stability. The complex above, under a persistent W irradiation modify its surface status conferring a sensible increasing of wettability chemical and biological decontamination. | 01-01-2009 |
20090320894 | METHOD FOR PREPARING NANOCRYSTALLINE TRANSPARENT FILMS OF TUNGSTEN OXIDE - The object of the present invention is the preparation, through a sol-gel method, of a tungsten oxide (WO | 12-31-2009 |
20100086605 | MATERIAL, ITEM AND PRODUCTS COMPRISING A COMPOSITION HAVING ANTI-MICROBIAL PROPERTIES - A coating product composition has the general formula AO | 04-08-2010 |
20120186982 | MODIFIED TUNGSTEN OXIDE AND PROCESS FOR ITS PREPARATION - The present invention relates to a modified tungsten oxide having an atomic concentration of 0.5 to 7.0%, preferably from 2.0 to 5.0%, of nitrogen atoms in lattice position, with respect to the total number of atoms of the oxide, having a surface morphology, detectable by means of a scanning electron microscope, characterized by nanostructures in the form of vermiform or branched open swellings, preferably having a length ranging from 200 to 2,000 nm, and a width ranging from 50 to 300 nm, having an appearance similar to Rice Krispies. The present invention also relates to a process for the preparation of the above oxide by the anodization of metallic tungsten, and also a photoanode comprising the above oxide. | 07-26-2012 |