IVOCLAR VIVADENT AG Patent applications |
Patent application number | Title | Published |
20150131074 | Method for the Construction of a Shaped Body - The invention relates to a method for the construction of a shaped body from photopolymerizable material by using lithography-based generative production (rapid prototyping), in which a layer of liquid photopolymerizable material is defined on a production platform ( | 05-14-2015 |
20150111163 | Pivot Mechanism for Furnace Head - In a dental furnace or dental press furnace comprising a furnace base ( | 04-23-2015 |
20140371341 | DENTAL MATERIALS BASED ON COMPOUNDS HAVING DEBONDING-ON-DEMAND PROPERTIES - The invention relates to a dental restorative material which comprises a thermolabile compound of Formula I: | 12-18-2014 |
20140339216 | DENTAL FURNACE - The invention concerns a dental furnace, with a furnace base and with a furnace hood, wherein the furnace hood includes a firing chamber for the accommodation of dental restorations, with a temperature sensor that records the temperature of the dental restoration and which is connected to a control device which controls the dental furnace, and the dental furnace ( | 11-20-2014 |
20140335559 | Method For The Detection Of Acid Production By Cariogenic Bacteria - The present invention relates to a method for the semi-quantitative determination of cariogenic bacteria in a sample of saliva and/or plaque, in which the microorganisms contained in a sample of plaque or saliva are brought into contact with a carbon source that is fermented to acid by the cariogenic bacteria. The microorganisms are then incubated under conditions which make possible selective acid formation by the cariogenic bacteria. The acid formation is then detected by determining the pH at least once within a period of 12 hours after adding the carbon source, wherein the cariogenic bacteria are determined semi-quantitatively in the sample by comparison of the pH with at least one reference value. In addition, the invention provides kits for carrying out such methods. | 11-13-2014 |
20140335473 | Lithium Silicate Glass Ceramic And Glass With Transition Metal Oxide - The invention relates to a lithium silicate glass ceramic, which contains at least 8.5 wt.-% transition metal oxide selected from the group consisting of oxides of yttrium, oxides of transition metals with an atomic number from 41 to 79 and mixtures of these oxides. The invention also relates to a corresponding lithium silicate glass, a process for the preparation of the glass ceramic and of the glass as well as their use. | 11-13-2014 |
20140329929 | DENTAL MATERIALS BASED ON MONOMERS HAVING DEBONDING-ON-DEMAND PROPERTIES - The invention relates to a dental restorative material which comprises a thermolabile or photolabile polymerizable compound of Formula I: | 11-06-2014 |
20140300013 | DENTAL ARTICLES USING NANOCRYSTALLINE MATERIALS AND METHODS OF MANUFACTURE - Method of forming dental articles by using relatively low sintering temperatures to achieve high density dental articles exhibiting strengths equal to and greater than about 700 MPa. Ceramic powders comprised of nanoparticulate crystallites are used to manufacture dental articles. The ceramic powders may include sintering agents, binders and other similar additives to aid in the processing of the ceramic powder into a dental article. The ceramic powders may be processed into dental articles using various methods including, but not limited to, injection molding, gel-casting, slip casting, or electroforming, hand, cad/camming and other various rapid prototyping methods. The ceramic powder may be formed into a suspension, pellet, feedstock material or a pre-sintered blank prior to forming into the dental article. | 10-09-2014 |
20140232030 | LITHIUM SILICATE GLASS CERAMIC AND LITHIUM SILICATE GLASS COMPRISING A HEXAVALENT METAL OXIDE - Lithium silicate glass ceramics and glasses containing specific oxides of hexavalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials. | 08-21-2014 |
20140200865 | INTERACTIVE DENTAL RESTORATIVE NETWORK - The invention relates to a method for assisting a dental practitioner in the dental restoration of a patient treatment area. The method includes forming a three-dimensional (3D) model represented in digital form of the treatment area to be restored, the model being formed during a first visit by the patient to a dentist's office; developing a preliminary treatment plan including a prostheses specification that is based, at least in part, on the 3D digital model of the treatment area; storing the 3D digital model and the preliminary treatment plan in a database along with the patient's record; and conferencing with other practitioners in order to determine whether the preliminary treatment plan is appropriate for the patient based on the dental data. | 07-17-2014 |
20140183799 | Light-Curing Ceramic Slips For The Stereolithographic Preparation Of High-Strength Ceramics - A process for the preparation of a ceramic or glass ceramic shaped article using stereolithography and using a slip based on a radically polymerizable binder, polymerization initiator and filler, which comprises (A) at least one acidic monomer of general formula I | 07-03-2014 |
20140135202 | LITHIUM SILICATE GLASS CERAMIC AND LITHIUM SILICATE GLASS COMPRISING A MONOVALENT METAL OXIDE - Lithium silicate glass ceramics and glasses comprising specific oxides of monovalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials. | 05-15-2014 |
20140135200 | METHOD FOR DOPING OR COLORING CERAMICS, GLASS CERAMICS, OR GLASS - In a method of doping or of colouring ceramic, glass ceramic or glass, the ceramic, the glass ceramic or the glass is provided as granular material and this granular material is brought into contact with a solution which contains metal ions and/or metal complexes. This method is used in particular in the production of shaped bodies that consist at least partly of the mentioned materials. In this way, preferably a shaped body of dental ceramic is produced. | 05-15-2014 |
20140120297 | Production of Dental Shaped Parts Composed of Porous Glass - The invention discloses a blank for producing dental shaped parts which consists entirely of porous glass without crystalline portions. The density of the blank is between 50% and 95% of its theoretical density. It has a discoidal shape with a diameter of at least 20 mm. | 05-01-2014 |
20140093602 | Device and Method for Production of Dental Molded Parts - The invention relates to a device for production of dental molded parts from a polymerizable plastic, with a flask ( | 04-03-2014 |
20140045674 | Veneer Ceramic for Dental Restorations and Method for Veneering Dental Restorations - The invention is directed to veneer ceramics for dental restorations of framework ceramics comprising yttrium-stabilized zirconium dioxide. It is the object of the invention to make possible a translucent veneer ceramic which has high flexural strength as well as excellent adhesion to the framework ceramic of yttrium-stabilized zirconium dioxide. According to the invention, this object is met in a veneer ceramic for dental restorations made of yttrium-stabilized zirconium dioxide which is produced from the following components: | 02-13-2014 |
20140000314 | Lithium silicate glass ceramic and glass with ZrO2 content | 01-02-2014 |
20130323404 | Lithium Silicate Glass Ceramic and Glass With ZrO2 Content - Lithium silicate glass ceramics and glasses are described which can advantageously be applied to zirconium oxide ceramics in particular by pressing-on in the viscous state and form a solid bond with these. | 12-05-2013 |
20130153561 | Dental firing or press furnace - The invention relates to a dental firing or press furnace ( | 06-20-2013 |
20130130201 | Process For Fabrication of a Dental Implant Restoration System - A process for the manufacture of a dental implant restoration system including an abutment for attaching a dental prosthesis within a patient's mouth. The abutment is a single unit structure fabricated of a ceramic material, multicolored throughout to match the color of the dental prosthesis, the surrounding dentition and the surrounding gingival tissue. | 05-23-2013 |
20130090404 | Dental materials with improved hydrolysis stability based on phthalic acid monomers - Dental material which contains a polymerizable phthalic acid derivative of the general Formula I: | 04-11-2013 |
20130029281 | Dental Furnce - A dental furnace ( | 01-31-2013 |
20130029280 | Dental Furnace - A dental furnace ( | 01-31-2013 |
20130029279 | Dental Oven - A dental oven comprising a firing chamber for the heat treatment of dental restoration parts. The firing chamber is connected to a negative pressure source via a suction line. A valve arrangement is located between the firing chamber and the suction line with the aid of which the suction line is closable towards the firing chamber in order to maintain a negative pressure in the firing chamber. The suction line between the valve arrangement and the negative pressure source is ventilatable via an ambient air connection. | 01-31-2013 |
20130026157 | Dental Furnace - This invention relates to a device for drying at least one object containing a liquid, in particular a dental restoration object ( | 01-31-2013 |
20120321736 | Light Curing Device - A light curing device ( | 12-20-2012 |
20120308837 | Process for the generative preparation of ceramic shaped bodies by 3D inkjet printing - Process for the generative preparation of a shaped body in which (a) ceramic slips are applied in layers to a support and cured, (b) a further layer is applied to the cured layer from step (a) and cured, (c) step (b) is repeated until a body with the desired geometric shape is obtained, (d) the body is then subjected to a chemical treatment or a heat treatment to remove the binding agent (debindering), and (e) the body from step (d) is sintered, wherein at least two differently composed ceramic slips are used in steps (a) and (b) for the preparation of the layers. | 12-06-2012 |
20120302657 | Polymerizable compositions with improved through-curing depth - Composition which contains polymerizable binder and an initiator according to the following Formula I: | 11-29-2012 |
20120248657 | METHOD FOR THE LAYERED CONSTRUCTION OF A SHAPED BODY MADE OF HIGHLY VISCOUS PHOTOPOLYMERIZABLE MATERIAL - The invention relates to a method for the layered construction of a shaped body made of highly viscous photopolymerizable material. | 10-04-2012 |
20120248642 | Lithium silicate glass ceramic and glass with ZrO2 content - Lithium silicate glass ceramics and glasses are described which can advantageously be applied to zirconium oxide ceramics in particular by pressing-on in the viscous state and form a solid bond with these. | 10-04-2012 |
20120241991 | Process for the Preparation of Dental Restorations - The invention relates to a process for preparing dental restorations, wherein a lithium silicate glass ceramic or a lithium silicate glass is used which contains at least 8.5 wt.-% transition metal oxide selected from the group consisting of oxides of yttrium, oxides of transition metals with an atomic number from 41 to 79 and mixtures of these oxides. | 09-27-2012 |
20120219930 | Machining of Ceramic Materials - Milling strategies for machining dental ceramic materials are provided that reduce milling time while maintaining strength, accuracy and marginal integrity. | 08-30-2012 |
20120214134 | Shaded Zirconium Oxide Articles - A dental article includes yttria stabilized tetragonal zirconia polycrystalline ceramic, and no more than about 0.15 wt. % of one or more coloring agents of one or more of: Fe, Er, Co, Pr, Tb, Cr, Nd, Ce, V, Eu, Ho, Ni, and Cu, oxides thereof, and combinations thereof, whereby the dental article is provided with a color corresponding to a natural tooth shade; and wherein the dental article has a flexural strength of at least about 800 MPa. Corresponding methods are also described. | 08-23-2012 |
20120208917 | Dental restorative material based on an antimicrobially active compound - The invention relates to a dental restorative material which comprises (a) at least one antimicrobially active compound of Formula (I) | 08-16-2012 |
20120205828 | Method for producing a dental restoration part and CAD/CAM device - The invention relates to a method for producing a dental restoration part, in which method, geometrical data, in particular data with respect to spatial dimensions, position and/or volume of the restoration part, are determined and stored in order to form a virtual restoration part. In a further process step, the virtual restoration part is provided for the tooth ( | 08-16-2012 |
20120196737 | Shaded Zirconia Ceramics - The invention relates to compositions based on Ce-stabilized ZrO | 08-02-2012 |
20120196244 | Shaded Zirconium Oxide Articles - A dental article includes yttria stabilized tetragonal zirconia polycrystalline ceramic, and no more than about 0.15 wt. % of one or more coloring agents of one or more of: Pr, Tb, Cr, Nd, Co, oxides thereof, and combinations thereof, whereby the dental article is provided with a color corresponding to a natural tooth shade; and wherein the dental article has a flexural strength of at least about 800 MPa. Corresponding methods are also described. | 08-02-2012 |
20120156637 | Hand-held Dental Device - A hand-held light curing apparatus is used with a housing ( | 06-21-2012 |
20120121752 | Press Muffle - The invention concerns a press muffle made of an embedding mass for the production of dental restoration parts, with the embedding mass comprising at least one weakly heat-conducting, in particular ceramic, basic powder, with up to 70%, in particular 2% to 40% of the entire embedding mass ( | 05-17-2012 |
20120118875 | Oven - An oven, in particular a dental oven, with a heating chamber ( | 05-17-2012 |
20120080425 | Microwave Oven - The invention concerns a microwave oven ( | 04-05-2012 |
20120077149 | Dental Implant System - The invention relates to a dental implant system comprising a dental implant ( | 03-29-2012 |
20120064490 | Inorganic-inorganic composite material and method for producing the same - Process for producing an inorganic-inorganic composite material, in which an open-pore, crystalline oxide ceramic shaped part is produced from an oxide ceramic powder or a powder of an oxide ceramic mixture after shape-imparting processing and presintering,
| 03-15-2012 |
20120015398 | Method for the Detection of Acid Production By Cariogenic Bacteria - The present invention relates to a method for the semi-quantitative determination of cariogenic bacteria in a sample of saliva and/or plaque, in which the microorganisms contained in a sample of plaque or saliva are brought into contact with a carbon source that is fermented to acid by the cariogenic bacteria. The microorganisms are then incubated under conditions which make possible selective acid formation by the cariogenic bacteria. The acid formation is then detected by determining the pH at least once within a period of 12 hours after adding the carbon source, wherein the cariogenic bacteria are determined semi-quantitatively in the sample by comparison of the pH with at least one reference value. In addition, the invention provides kits for carrying out such methods. | 01-19-2012 |
20120012577 | Microwave Oven Comprising A Rotary Table - A microwave oven for the thermal treatment of at least one dental restoration part comprises a firing chamber inside which the dental restoration part as well as at least one susceptor that may be moved or rotated by means of a drive motor and that substantially is disc-shaped, are disposed, and a microwave radiation source that indirectly heats the dental restoration part with the aid of the susceptor, wherein the susceptor at least partially is microwave-tight and wherein the microwave radiation source is arranged below the susceptor. | 01-19-2012 |
20120010322 | Dental materials based on dimer acid derivatives with ring opening polymerizable groups - The invention relates to a radically polymerizable monomer of formula (I) | 01-12-2012 |
20120010066 | LIGHT-CURING CERAMIC SLIPS FOR THE STEREOLITHOGRAPHIC PREPARATION OF HIGH-STRENGTH CERAMICS - Slip based on radically polymerizable binder, polymerization initiator and filler, which comprises (A) at least one acidic monomer of general formula I | 01-12-2012 |
20110319254 | PROCESS FOR THE PREPARATION OF COLOURED BLANKS AND DENTAL SHAPED PARTS - The invention relates to compositions based on ZrO | 12-29-2011 |
20110310370 | Device And Method For Processing Light-Polymerizable Material For Building Up An Object In Layers - A method and a device for processing light-polymerizable material for the assembly of a mold, utilizing a lithography-based generative manufacturing technique wherein a layer of a light-polymerizable material, the material being located in at least one trough ( | 12-22-2011 |
20110309554 | Device And Method For Processing Light-Polymerizable Material For Building Up An Object In Layers - A method and a device for processing a light-polymerizable material ( | 12-22-2011 |
20110275675 | Antimicrobial Dental Materials - Dental material which contains an antimicrobial active ingredient according to general formula (I), | 11-10-2011 |
20110269088 | Dental Furnace - In a dental furnace that comprises a firing chamber ( | 11-03-2011 |
20110259053 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 10-27-2011 |
20110257000 | Lithium silicate glass ceramic and glass with transition metal oxide - The invention relates to a lithium silicate glass ceramic, which contains at least 8.5 wt.-% transition metal oxide selected from the group consisting of oxides of yttrium, oxides of transition metals with an atomic number from 41 to 79 and mixtures of these oxides. The invention also relates to a corresponding lithium silicate glass, a process for the preparation of the glass ceramic and of the glass as well as their use. | 10-20-2011 |
20110256409 | Lithium Silicate Glass Ceramic and Glass With ZrO2 Content - Lithium silicate glass ceramics and glasses are described which can advantageously be applied to zirconium oxide ceramics in particular by pressing-on in the viscous state and form a solid bond with these. | 10-20-2011 |
20110254181 | Composite Ceramic Material Comprising Zirconia - The invention relates to a composite ceramic material which comprises:
| 10-20-2011 |
20110252831 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 10-20-2011 |
20110238049 | Soft Tissue Laser - A soft tissue laser with a display, a control device, a controllable laser light source, a first light-conducting element and a receptacle at the light-emitting side end of a first light-conducting element, at which different tips having a second light-conducting element each can be arranged in such a fashion that they can be removed again, which tips differ from one another in the diameters of the second light-conducting elements and/or in the amount by which the second light conductor axially exceeds the free end of the tip. The control device, in particular depending on the desired work process, determines the suitable tip and controls the laser light source in such a fashion that the power necessary for the work process selected is available at the free end of the second light-conducting element. | 09-29-2011 |
20110236857 | Multi-Colored Shaped Body - The present invention relates to a multi-colored shaped body having layers arranged on top of one another for producing dental restorations, a process for its production and its use for the manufacture of dental restorations. | 09-29-2011 |
20110236855 | Multi-Colored Shaped Body - The present invention relates to a multi-colored shaped body having layers arranged on top of one another for producing dental restorations, a process for its production and its use for the manufacture of dental restorations. | 09-29-2011 |
20110217676 | Compositions Containing Cleaning Particles - A composition, containing a carrier medium and particles based on a metal compound with a weight-average particle diameter of 1 nm to 10 μm is useful to clean metal or ceramic surfaces which are part of a dental restoration or of an implant abutment. | 09-08-2011 |
20110215507 | PRIMARY PARTICLES COATED WITH A CHROMOPHORIC COMPONENT - The invention relates to suspension of primary particles of oxide-ceramic material, wherein the primary particles have an average particle size in the range from 10 to 1000 nm and are coated with a chromophoric component, a process for their preparation and their use in particular in the preparation of ceramic mouldings and dental restorations. The invention further relates to a process for the preparation of ceramic mouldings. | 09-08-2011 |
20110200966 | Machining of Ceramic Materials - Milling strategies for machining dental ceramic materials are provided that reduce milling time while maintaining strength, accuracy and marginal integrity. | 08-18-2011 |
20110141733 | Light Curing Device - The invention relates to a light curing device for dental purposes having a plurality of semiconductor light sources, each light source includes a light-emitting chip, wherein said chips are mounted on a common and chip-cooling substrate. Each chip is surrounded by an individual reflector body connected to the substrate and/or the chip associated therewith, and the reflector bodies of at least two chips are arranged next to one another but are not connected with one another. | 06-16-2011 |
20110137262 | Application Device - An application device with a cylindrical basic body for storing a squeezable dental material having a piston positioned inside the basic body and axially displaceable towards the basic body. A piston rod serves to displace the piston in the squeezing direction, which piston rod partially reaches into the piston and is axially displaceable towards the latter. The piston is provided with an elastic resetting device at its front end area positioned in the direction towards the dental material. The elastic resetting device can be biased in the squeezing direction, and returns back to its relaxed position after the end of each axial movement of the piston in the squeezing direction and release of the pressure exerted on the piston rod for this purpose. Dripping of excess dental material is prevented from the application device by creating a partial vacuum inside the basic body, with the elastic resetting device pressing the piston rod in a direction opposite the squeezing direction. When the piston rod is actuated in the squeezing direction, the bias in the resetting device is limited by a stop pointing in the squeezing direction and acting together with the piston rod and in particular being positioned at a spatial distance from the resetting device. | 06-09-2011 |
20110130486 | Materials Based on Radically Polymerizable N,O-Functionalized Acrylic Acid Hydroxamides - The present invention relates to a dental material comprising, relative to the total mass of the material:
| 06-02-2011 |
20110118380 | Filled Dental Material Based on Polymerizable Dihydroxy-Phenylalanine Derivatives - Polymerizable dental material which contains (a) at least one radically polymerizable compound according to the general formula I | 05-19-2011 |
20110059836 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 03-10-2011 |
20110054066 | USE OF POLYMERIZABLE MACROCYCLIC POLYETHERS AND MACROCYCLIC HETEROANALOGOUS POLYETHERS IN DENTAL MATERIALS - Radically polymerizable macrocyclic polyethers or macrocyclic heteroanalogous polyethers, preferably crown ethers, heteroanalogous crown ethers and cryptands for use in dental materials is disclosed. | 03-03-2011 |
20110042880 | HOLDER FOR CAD/CAM BLANKS - A holder for affixing a mill blank for the manufacture of a dental article in a housing of a milling unit of a CAD/CAM system, wherein the holder includes a joining surface for joining to the mill blank, a securing shaft having at least one securing surface for securing to a housing of a milling unit of a CAD/CAM system, wherein the securing shaft comprises an essentially polygonal shape with at least two lateral surfaces, wherein at least two of the lateral surfaces are arranged adjacent to each other and extend at right angles to each other; and wherein the securing surface, in cross-sectional view, extends substantially perpendicular to a radius of the securing shaft extending essentially through the center of the securing surface and comprises a width that is less than the width of a lateral surface. | 02-24-2011 |
20110021336 | Phosphosilicate Glass Ceramic - A phosphosilicate glass ceramic with nanoscale fluoroapatite and leucite crystals. The glass ceramic is very similar to natural tooth material in terms of its optical properties. The glass ceramic has a low linear thermal expansion coefficient and a low pressing temperature and is therefore particularly suitable for pressing on metal alloys to produce dental restoration. | 01-27-2011 |
20110009254 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools. | 01-13-2011 |
20100283188 | METHOD AND DEVICE FOR THE GENERATIVE PRODUCTION OF A SHAPED BODY HAVING NON-PLANAR LAYERS - The present invention relates to a method for the generative production of a shaped body ( | 11-11-2010 |
20100249305 | SLIP FOR THE PREPARATION OF DENTAL CERAMICS BY A HOT-MELT INKJET PRINTING PROCESS - Slip for use in a hot-melt inkjet printing process which contains (A) ceramic particles, (B) wax and (C) at least one radically polymerizable monomer, and use of the slip to prepare dental restorations. Furthermore, a process for the preparation of a green compact is described, in which the slip is moulded in layers to the geometrical shape of the green compact and subjected to a radical polymerization in order to obtain a cured green compact. | 09-30-2010 |
20100240796 | UNIVERSAL DENTAL ADHESION-PROMOTER COMPOSITION - The invention relates to an adhesion-promoter composition for the adhesive joining of metallic or ceramic dental materials to radically curing dental materials, wherein the adhesion-promoter composition contains an alkoxysilane monomer (i), a phosphoric acid ester monomer (ii), a sulphur-containing monomer (iii) and an organic solvent (iv). | 09-23-2010 |
20100240795 | SELF-ADHESIVE MULTICOMPONENT DENTAL MATERIAL - Curable multicomponent dental material, including a first paste, which contains (i) one or more acid group-free radically polymerizable monomers and (ii) basic filler, and a second paste, which contains (iii) one or more acid group-containing radically polymerizable monomers and (iv) non-basic filler, wherein the multicomponent dental material contains at least one initiator (v) for radical polymerization in at least paste (A) or (B). | 09-23-2010 |
20100233658 | ADDRESSABLE MATRICES/CLUSTER BLANKS FOR DENTAL CAD/CAM SYSTEMS AND OPTIMIZATION THEREOF - A cluster mill blank includes a framework constructed to cooperate with a blank holder of an existing CAD/CAM system, and a plurality of sub-blanks attached to the framework forming an addressable matrix or cluster blank. CAD/CAM systems including such a framework, as well as associated methods are described. | 09-16-2010 |
20100133711 | METHOD OF FORMING A DENTAL ARTICLE - A method of making a dental article including a pressable body possessing a flexural strength of at least 125 MPa and flowable at about 850° C. to about 950° C. The body is composed of at least a glass matrix phase having a composition comprising Li | 06-03-2010 |
20100058588 | Machining of Ceramic Materials - Milling strategies for machining dental ceramic materials are provided that reduce milling time while maintaining strength, accuracy and marginal integrity. | 03-11-2010 |
20100041790 | SELF-ETCHING DENTAL MATERIALS BASED ON (METH)ACRYLAMIDE PHOSPHATES - Polymerizable dental material, characterized in that it contains at least one (meth)acrylamide phosphate of the following general formula (I): | 02-18-2010 |
20100029801 | LIGHT-CURING SLIPS FOR THE STEREOLITHOGRAPHIC PREPARATION OF DENTAL CERAMICS - Slip based on a polyreactive binder, polymerization initiator and filler, which contains (A) 5-65 wt.-% polymerizable binder, (B) 0.001-1.0 wt.-% photoinitiator and (C) 35-90 wt.-% surface-modified ceramic and/or glass ceramic particles relative to the overall mass of the slip, and process for the preparation of ceramic mouldings by rapid prototyping processes using the slip. | 02-04-2010 |
20100025874 | PRIMARY PARTICLES COATED WITH A CHROMOPHORIC COMPONENT - The invention relates to primary particles of oxide-ceramic material, wherein the primary particles have an average particle size in the range from 10 to 1000 nm and are coated with a chromophoric component, a process for their preparation and their use in particular in the preparation of ceramic mouldings and dental restorations. The invention further relates to a suspension based on oxide-ceramic material which contains the primary particles, and a process for the preparation of a ceramic mouldings. | 02-04-2010 |
20090291820 | Lithium Silicate Materails - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 11-26-2009 |
20090239971 | POLYMER-COATED GLASS FILLER FOR USE IN DENTAL MATERIALS - Filler based on glass particles which contain a homo- or copolymer of vinyl chloride on the surface, process for its preparation and its use as a dental material. | 09-24-2009 |
20090239967 | POLYMERIZABLE COMPOSITIONS WITH INITIATORS CONTAINING SEVERAL GE ATOMS - Composition with at least one polymerizable binder and one polymerization initiator, which contains at least one acylgermanium compound according to general Formula (I), | 09-24-2009 |
20090239199 | Method for Preparing Dental Restorations - The present invention relates to a method for preparing dental restorations from ceramic or polymeric material to achieve color and opacity gradients simulating natural dentition, wherein an ingot of ceramic or polymeric material is entirely or partially forced through a system of channels in a press mold into a mold cavity in the press mold, wherein the mold cavity corresponds to a dental restoration. | 09-24-2009 |
20090186960 | DENTAL MATERIALS WITH SURFACE-FUNCTIONALIZED FILLERS - The invention relates to a polymerizable composition which is characterized in that it contains at least one filler that is surface-functionalized with groups of formula (I), wherein groups of formula (I) | 07-23-2009 |
20090139433 | DENTAL MATERIALS BASED ON ALKYLENEDIAMINE-N,N,N',N'- TETRAACETIC ACID- (METH)ACRYLAMIDES - The present invention relates to an alkylenediamine-N,N,N′,N′-tetraacetic acid-(meth)acrylamide of formula (I) | 06-04-2009 |
20090136901 | Method and System for Preparing Dental Restorations - The present invention relates to a method and a system for preparing dental restorations from ceramic or polymeric material to achieve color and opacity gradients simulating natural dentition, wherein an ingot of ceramic or polymeric material is entirely or partially forced through a system of channels in a press mold into a mold cavity in the press mold, wherein the mold cavity corresponds to a dental restoration. | 05-28-2009 |
20090130634 | ADDRESSABLE MATRICES/CLUSTER BLANKS FOR DENTAL CAD/CAM SYSTEMS AND OPTIMIZATION THEREOF - A cluster mill blank includes a framework constructed to cooperate with a blank holder of an existing CAD/CAM system, and a plurality of sub-blanks attached to the framework forming an addressable matrix or cluster blank. CAD/CAM systems including such a framework, as well as associated methods are described. | 05-21-2009 |
20090113936 | Dental Glass - The present invention relates to a dental glass containing 50 to 70 wt. % of SiO | 05-07-2009 |
20090060624 | Pen-Like Dispenser - A dispenser includes: a body, at least a portion of the body being substantially cylindrical; a tank constructed and configured to contain a flowable material; a tip, the tip comprising an opening through which the flowable material is dispensed; an ejection mechanism constructed and configured to urge the flowable material from the tank through the opening in the tip; and an advancing mechanism constructed and configured to move the ejection mechanism within the tank. The dispenser further includes one or more features directed at improving the ergonomics, dispensing functionality and/or operation thereof, especially (but not exclusively) for such dispensers to be utilized in connection with dispensing dental materials. | 03-05-2009 |
20090047691 | Method for detecting a microorganism in a liquid sample - A method for the detection of a microorganism in a liquid sample, and in particular a method for the quantitative or semi-quantitative detection of a cariogenic microorganism such as a certain bacterium, for example in a saliva sample is described. Moreover, a test strip and test system with at least two test strips is described which are suitable for use in the described detection methods. Also, kits for carrying out detection methods according to the invention are also described. | 02-19-2009 |
20090042714 | LITHIUM SILICATE GLASS CERAMIC - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 02-12-2009 |
20090042713 | LITHIUM SILICATE GLASS CERAMIC - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 02-12-2009 |
20090038508 | LITHIUM SILICATE GLASS CERAMIC - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 02-12-2009 |
20090038344 | LITHIUM SILICATE GLASS CERAMIC - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 02-12-2009 |
20090036612 | Material for Producing Plastic Molded Parts that can be Used in the Field of Dentistry - The present invention relates to a material for the preparation of plastic molded articles which can be used in the dental field, in particular of dental prostheses, and to the use thereof. | 02-05-2009 |
20090023574 | Dental glass ceramics - The invention relates to dental glass-ceramics and a process for producing them and their use, with these comprising at least one crystal phase containing xenotime or monazite or mixtures thereof. | 01-22-2009 |
20090023112 | Addressable Matrices/Cluster Blanks for Dental CAD/CAM Systems and Optimization Thereof - A cluster mill blank includes a framework constructed to cooperate with a blank holder of an existing CAD/CAM system, and a plurality of sub-blanks attached to the framework forming an addressable matrix or cluster blank. CAD/CAM systems including such a framework, as well as associated methods are described. | 01-22-2009 |
20080318189 | Solid Free-Form Fabrication Methods For The Production of Dental Restorations - Solid free form fabrication techniques can be utilized indirectly to manufacture substrates, dies, models, near-net shapes, shells, and wax-ups that are then used in the manufacture of dental articles. Digital light processing is the most preferred indirect method for the production of substrates. After the substrates are produced, various coating or deposition techniques such as gel casting, slip casting, slurry casting, pressure infiltration, dipping, colloidal spray deposition or electrophoretic deposition are used to manufacture the dental article. | 12-25-2008 |
20080317682 | Tooth Bleaching Agent - A bleaching agent for brightening teeth that is comprised of a solvent, a pharmaceutically acceptable oxidation agent, and a varnish former. A kit that includes a bleaching agent and lip and cheek retractor. | 12-25-2008 |
20080303181 | Shaded Zirconia Ceramics - The invention relates to compositions based on Ce-stabilized ZrO | 12-11-2008 |
20080277814 | Polymerizable compositions with acylgermanium compounds - Composition with at least one polymerizable binder and at least one polymerization initiator, which contains at least one acylgermanium compound according to general Formula (I), | 11-13-2008 |
20080274440 | Dental Implant Abutment - A dental implant abutment for attaching a dental prosthesis within a patient's mouth. The abutment is a single unit structure fabricated of a ceramic material, multicolored throughout to match the color of the dental prosthesis, the surrounding dentition and the surrounding gingival tissue. | 11-06-2008 |
20080234405 | Materials based on radically polymerizable N,O-functionalized acrylic acid hydroxamides - A material contains at least a polymerizable N,O-functionalized acrylic acid hydroxyamide of the Formula (I) | 09-25-2008 |