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4306913 |
Method for preparing microporous glassy filler grains for dental resin composites
A microporous filler for dental composite resin restorations has been developed which gives greatly improved finishability, system non-toxicity and x-ray opacification. These fillers are prepared...
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4302376 |
Dental materials which are opaque to X-rays and are based on organic plastics in paste form
The invention provides dental materials which are opaque to X-rays and are based on organic plastics in paste form, which comprises (a) a polymerizable binder, (b) a crosslinked bead polymer and...
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4297266 |
Microfilled dental composite and method using the same
A filled-resin dental composite. The filler is a mixture of hydrophobic silica particles about 0.01 to 0.04 micron in diameter and glass particles about 2 to 30 microns in diameter. Preferably, the...
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4292028 |
Cosmetic breath freshener and palate coolant composition and method of use
A cosmetic breath freshener composition having slow release comprising a multiplicity of microencapsulated liquid droplets of flavoring material contained in a carrier. The microencapsulated...
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4281992 |
Prosthetic denture prepared from polyurethane elastomer
A hard, substantially non-hydrophilic polyurethane elastomer denture is disclosed in which the elastomer possesses a hardness of not less than about Shore D60 and preferably not greater than about...
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4280842 |
Dental-cement composition and method of preparing and using same
A premixed, dental-cement composition, which cement composition comprises a chelate of a metal and hydroxybenzophenone, particularly a zinc hydroxybenzophenone chelate; a filler material,...
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4273902 |
Dental silicone compositions and the method of using the same
Disclosed is a room-temperature setting dental silicone composition comprising an organovinylpolysiloxane, an organohydrogen polysiloxane, a catalyst for promoting the addition reaction...
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4271057 |
Water setting ion-polymer cements
In a water soluble glass composition for effecting cross-linking of a polycarboxylic acid cement, typically polyacrylic acid, the glass is treated with phosphorus pentoxide or a phosphate...
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4268310 |
Dental compositions of improved properties
A dental gypsum composition having good pourable consistency and controlled mixing and setting characteristics comprising a mixture of calcium sulfate hemihydrate (calcined gypsum), a condensation...
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4265669 |
Shrink-free ceramic and method and raw batch for the manufacture thereof
The invention provides a hard, strong ceramic body and a ceramic raw batch and method for manufacture whereby the body, after being formed of the raw batch in the shape and size desired, can then...
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4259075 |
Method of filling a tooth cavity
A tooth cavity is filled by applying to the walls of the tooth cavity a lining composition comprising a phosphoric or phosphonic acid ester compound containing at least one radical polymizerable...
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4259117 |
Dental filling material
A dental filling agent is provided, which contains a phosphoric or phosphonic acid ester compound containing at least one polymerizable functional group and either a group of the formula ##STR1##...
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4251215 |
Phosphonitrilic fluoroelastomer lined denture
A prosthetic denture which is lined on its tissue bearing surfaces with a phosphonitrilic fluoroelastomer layer to provide a resilient, durable cushion for the prosthetic denture; and a method for...
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4250163 |
Method and preparation for administration to the mucosa of the oral or nasal cavity
A method for administering a medicament which comprises adhering to the mucosa of the oral or nasal cavity a pharmaceutical preparation comprising (a) a water-swellable and mucosa-adhesive...
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4247575 |
Method of silver plating a tooth structure
An improved method for securing a thin continuous layer of metallic silver upon a tooth structure, especially the dentin surface of that structure, to seal the surface and, where desired, to...
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4240832 |
Dental pulp capping and cavity lining composition and preparative method
This invention discloses an improved dental pulp capping and cavity lining composition which is successful in capping and preserving the vitality of moderately inflammed, as well as normal, healthy...
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4239488 |
Encapsulated denture adhesive and method of use
An encapsulated adhesive is disclosed for use in fastening denture plates as well as a method for fastening denture plates by use of the encapsulated adhesive. A capsule which dissolves upon...
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4235633 |
Dental compositions
A novel dental composition is provided, which comprises; a combination of 8 to 92% by weight of liquid acid phosphates obtained by replacing one or two hydrogen atoms of orthophosphoric acid with...
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4227937 |
Additive composition for making dental materials
Addition of ammonium stabilized colloidal silica, borax and boric acid to the distilled water in which dental porcelain is fired greatly increases the firing range by reducing "balling" or edge...
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4224072 |
Pit and fissure sealant for teeth
An inorganic, enamel-like sintered coating (or sealant) adherent to teeth is disclosed. Materials very similar to tooth enamel, e.g., hydroxyapatite, combined with a low melting eutectic constitute...
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4222128 |
Composite implant materials and process for preparing same
Disclosed is a composite implant material comprising a sintered apatite material and a thermoplastic or thermosetting resin. Said composite material is prepared by forming a sintered apatite...
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4222780 |
Adhesive composition with improved bonding affinity for hard human tissues
An adhesive composition is provided for hard human tissues which contains 0.1 to 10 weight percent as phosphorus of a phosphinic acid compound having the ##STR1## structure. This adhesive...
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4217264 |
Microporous glassy fillers for dental resin composites
A microporous filler for dental composite resin restorations has been developed which gives greatly improved finishability, system non-toxicity and x-ray opacification. These fillers are prepared...
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4215033 |
Composite dental material
An improved composite dental material includes an inorganic component of glass particles separated into two interconnected vitreous phases which have been etched to produce a porous surface layer....
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4211682 |
Dental hydraulic investment
A dental hydraulic investment comprising (A) an aqueous polyvinyl alcohol solution, (B) a water-soluble metallic compound, (C) a water-soluble, thermosetting resin precondensate and (D) a filler....
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4209434 |
Dental cement containing poly(carboxylic acid), chelating agent and glass cement powder
A poly(carboxylate) cement pack comprising a water soluble poly(carboxylic acid) having a relative viscosity of from 1.05 to 2.00, a chelating agent and a cement powder which will react with the...
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4204978 |
Tooth crack detector
A composition for detecting normally invisible cracks and splits in teeth, both in situ or in vitro. A detector solution contains a dye adapted to selectively stain such cracks and splits,...
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4198244 |
Fluorescing agents for dental porcelain
A dental porcelain composition which includes, as fluorescing agents, 0.05 to 2% by weight of CeO 2 and 0.1 to 0.5% by weight of Tb 2 O 3 .
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4198243 |
Coating composition containing a liquid glycol
A composition for marking the contact points on the occlusal surface of a dental restorative or a natural tooth and for use in evaluating the mode of contact between occluding teeth.
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4196271 |
Adhesive composition
An adhesive composition comprising a 2-cyanoacrylate and at least one member selected from the group consisting of substituted or unsubstituted aliphatic carboxylic acids having three or more...
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4195366 |
Whitlockite ceramic
A novel, polycrystalline whitlockite ceramic in either pore-free or porous form, processes for the preparation thereof and methods of using the same as biological implant materials are disclosed.
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4191747 |
Corrective agent for the covering and/or filling of bone defects, method for the preparation of same and method of using the same
A corrective agent used for the covering and/or filling of bone defects, comprising a solution forming a gel at body temperature which comprises a physiological saline solution containing at least...
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4189325 |
Glass-ceramic dental restorations
A glass-ceramic containing Li 2 O, CaO, Al 2 O 3 , SiO 2 , platinum and Nb 2 O 5 is disclosed. It is highly suitable for use in dental restorations because of its combination of castability,...
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4184879 |
Endodontical treatment paste
An endodontical treatment paste, in particular for the root canal filling of teeth comprising a non-coagulating antiseptic agent such as parachlorophenol camphor, a mixture of products for causing...
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4180911 |
Method for direct bonding of orthodontic structures to teeth using flouride pretreatment
A method and composition for the use of a cyanoacrylate resin and a silane-treated inorganic powder in direct bonding mount/bracket structures to teeth and other dental applications. The method and...
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4174334 |
Surgical cement compositions containing alumino borate glass and a polymer glass and a polymer containing recurring carboxylic or carboxylate groups
Alumino-borate glasses containing a ternary oxide an alkaline earth or alkali metal oxide are used in powdered form with an organic polycarboxylic acid (preferably polyacrylic acid) to make...
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4167417 |
Fluorescent inorganic pigment
An inorganic fluorescent pigment for use in artificial teeth is provided and a method for producing the same, the pigment having the formula (X . SE+A . Ce+B . Tb+C . Mn) 2 O 3 . SiO 2...
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4166744 |
Adhesive cements especially adapted to surgical use
Zinc oxide and weak unpolymerized and polymerized acids when mixed in the presence of water form adhesives that quickly set to firm, hard cements that are especially useful in dentistry and...
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4162163 |
Coating for gold or gold alloy castings for dental bridges and crowns
A powder-liquid system for preparing dispersions useful for coating gold and gold alloy castings for dental bridges and crowns which comprises (1) a gold powder and (2) a liquid vehicle suitable...
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4161410 |
Settable dental compositions with polyterpene binder
An oral, settable dental composition is prepared by interacting Component A containing (i) a liquid polycarboxylic acid such as C 36 dimer acid, (ii) a reaction rate activator exemplified by...
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4158640 |
Stable liquid antimony organic sulfur-containing compounds
Liquid antimony organic sulfur-containing compounds are rendered stable at ambient conditions by incorporating an effective amount of a phenol. Liquid antimony organic sulfur-containing compounds...
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4149893 |
Orthopedic and dental implant ceramic composition and process for preparing same
Disclosed is an orthopedic and dental implant ceramic composition comprising hydroxyapatite and whitlockite. Said composition is prepared by blending 50 to 99.5% by weight of a crystalline...
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4149894 |
Process for producing an apatite powder having improved sinterability
A sintered apatite body obtained by molding and sintering an apatite powder, Ca 5 (PO 4 ) 3 OH, containing 0.01 to 20% by weight of (Ca,Mg) 3 (PO 4 ) 2 . The sintered apatite body has high...
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4148988 |
Curable composition
A curable composition comprising an aromatic dibasic acid having an ethylenically unsaturated group, such as 4-methacryloxyethyltrimellitate, or an acid anhydride thereof, other ethylenically...
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4135935 |
Sintered composite material, a process of making same, and a method of using same
A valuable composite material is produced by sintering together a first starting material A composed of at least one mineral component, preferably of the apatite group and a second starting...
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4134930 |
Resinous materials for restoring crowns
Resinous materials for restoring crowns is disclosed herein, said materials prepared by mixing a modified polymethyl methacrylate in the liquid state with powders of a methacrylic resin polymer.
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4131597 |
Bioactive composite material process of producing and method of using same
The composite material for prosthetic purposes of the present invention is essentially composed of a plastic matrix, preferably of a methacrylate plastic, and at least one bioactive filler...
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4128536 |
Cyano-oligomer compositions and processes thereof
A novel ultra-violet absorber comprising a cyano-oligomer of Formula I of FIG. 1 of the drawings wherein (Ar) 1 , (Ar) 2 , R 1 , R 2 , R 3 , R 4 and Y are organic radicals is given. A radiation...
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4123416 |
Curable composition comprising a calcium fluoro-alumino silicate glass and poly(carboxylic acid) or precursor thereof
A novel calcium fluoroaluminosilicate glass consisting essentially of from 25 to 35% by weight of silicon calculated as silica, from 30 to 40% by weight of aluminum calculated as alumina, from 20...
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4121940 |
Endodontic formula for treatment of root canal
An endodontic formula for continuous medication of root canals is provided comprising zinc oxide, titanium oxide, paraformaldehyde, vitreous carbon, hydrocortisone, and prednisolone, all of which...
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