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6190606 |
Solid amalgamating compositions for the preparation of dental amalgams, amalgam forming compositions containing them, methods for producing dental amalgams with them and dental amalgams produced thereby
The present invention concerns totally solid amalgamating compositions particularly useful in the preparation of dental amalgams for filling cavities and similar dental applications, comprising one...
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5662886 |
Adhesive amalgam system
A modified amalgam composition forming an adhesive bond with tooth structure treated with a dental adhesive. The modified amalgam can be prepared by admixing particulate additives into conventional...
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5490870 |
Amalgamable composition and method of production
A multi-component composition suitable for amalgamation with mercury to form a dental amalgam, an amalgam and a method for producing such a multi-component composition. The multi-component...
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5043139 |
Amalgam preform, method of forming the preform and method of bonding therewith
The present invention relates to a preform of a solid body of an amalgam. The amalgam is a mixture of a metal which is liquid at room temperature and at least one powdered metal. The preform is...
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4684347 |
Method of preventing the occurrence of corrosion of amalgam filling material for dental purposes, and amalgam filling material therefor
The present invention relates to a method of preventing the occurrence of corrosion of amalgam filling material for dental purposes, wherein a protective layer preventing continuous precipitation...
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4664629 |
Dental composition mixture
By the present invention a dental alloy mixture is provided that is a combination of 20 to 70 percent by weight of cut alloy comprising silver, tin, and copper, with the copper present in an amount...
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4528034 |
Selenium-containing amalgam alloys for dental restoration and method for the preparation thereof
Selenium-containing amalgam alloys for dental restoration comprises 0.1-50% by weight of any one of the following alloy powders (A), (B) and (C) mixed with 50-99.9% by weight of the following...
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4453977 |
Low silver containing dental amalgam alloys
Conventional or non-conventional dental amalgam alloys in the form of lathe-cut, spherical shaped or irregular shaped particles of silver, tin, copper and zinc are improved by adding to the alloys...
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4419107 |
Mercury filtering apparatus and method
Mercury filter for collecting low concentration mercury vapor in gas. Filter has an absorber having a collecting surface of a material that amalgamates readily with mercury, the surface having a...
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4385892 |
Setting compositions for dental purposes
A novel setting composition for dental purposes comprises a dental silver amalgam alloy composed mainly of silver and tin, and including one or more of copper, zinc, indium, palladium and gold;...
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4374085 |
Silver-tin-copper-palladium alloy and amalgam thereof
A silver-tin-copper-palladium alloy containing from 30 to 70% silver, 15 to 37% tin, at least 13% copper and from 0.05 to 0.95% palladium; and an amalgam thereof.
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4311526 |
γ2 - Free, low cost amalgam alloy powders
A new low silver dental alloy powder combinations consists (1) 75% to 95% by weight metal alloy particles with a composition of 45% to 60% silver, 26% to 33% tin and balanced with pure copper. ...
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4255192 |
Homogenous bonding of dispersed phase alloy
Dispersed phase dental alloy made by mechanically blending mixtures of lathe cut dental amalgam alloy particles and spheroidal silver-copper alloy particles has superior properties as an amalgam...
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4234339 |
Corrosion-resistant dental alloy
A corrosion-resistant dental alloy is disclosed which has improved handling characteristics during the filling of a dental cavity. The alloy is a substantially uniform blend of three types of...
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4164419 |
Powdered alloy for dental amalgam
A dental alloy capable of combination with mercury to form a dental amalgam comprising by weight 20% and above silver, 20 to 50% tin, 9.5 to 50% copper, and 0.5% and above indium.
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4080199 |
Lathe cut dental alloy powder
A new dental alloy powder comprising lathe cut, homogeneous particles having a composition of 35 to 50 percent silver, 20 to 30 percent copper and 25 to 35 percent tin.
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4039329 |
Dental powder composite and amalgam
A dental powder composite adapted to be combined with mercury to form dental amalgam is disclosed which comprises amalgamatable silver-tin alloy in powder form and unalloyed indium powder....
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4018600 |
Method for eliminating gamma.sub.2 phase from dental amalgam and improved dental amalgam composition
An improved alloy for a dental amalgam includes silver and tin and the additional element, manganese. The alloy is comprised of a minimum of about 60% by weight silver, a maximum of about 15% by...
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4008073 |
Alloy powder for the production of dental amalgam
Alloy powders suitable for the production of dental amalgams are prepared containing 75-92% silver, 8-23% copper, 1-10% tin and 0-2% zinc.
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3997330 |
Dental amalgams
An improved dental composition comprises an admixture in specified proportions of two powdered alloys of specified composition, one in the form of spheres, the other in the form of...
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3997329 |
Dental composition
An improved dental composition comprises a uniform admixture in specified proportions of two powdered alloys of specified structure and composition, which when amalgamated with mercury produces a...
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3997328 |
Dental amalgams
Dental compositions comprising an admixture of two powdered alloys which when amalgamated with mercury produce corrosion-resistant dental amalgams.
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3997327 |
Dental composition
A novel dental composition comprises an admixture of two forms of a powdered alloy in specified proportions, i.e., a major proportion in the form of relatively smooth spheroidal particles, e.g.,...
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3985558 |
Dental alloy and amalgam
A dental amalgam which comprises about 40 to 50 weight percent mercury and about 50 to 60 weight percent of an alloy which comprises 24 to 45 weight percent silver, 28 to 42 weight percent copper...
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3954457 |
Dental amalgam
The addition of copper or copper-base alloys to conventional dental alloys used in amalgams (prior to the formation of the amalgam) has been found to remove tin from its normal matrix phase whereby...
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3901693 |
Method of preparing dental restorative material
Dental amalgam material and method of making the same in which a silver alloy particle is formed and coated with gold. Upon the addition of mercury, the gold coating retards the formation of the...
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3890144 |
Process for making improved strength dental amalgam
A closed container having therein a mass of a particulate alloy containing silver and tin for use in making dental amalgam, and an inert atmosphere in the container. The container can be an...
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3871876 |
Dental Amalgam
An amalgamable silver-base metal powder containing about 8% to about 27% copper, 20% to about 32% tin, and the balance consisting essentially of silver, which upon admixture with about 42% to 54%...
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3762917 |
ALLOY FOR DENTAL AMALGAM
The alloy 26 percent Sn, 8-10 percent Au and Ag qs to 100 percent, on mixing with mercury, forms an amalgam particularly suitable for dental use.
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3532521 |
AMALGAMATION MIXTURE CONTAINING ENCAPSULATED MERCURY
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3305356 |
Dental amalgam
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3263111 |
Fluorescent tube with mercury amalgam on tube wall
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3229361 |
Metal repairing
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3185462 |
Apparatus for mixing dental amalgam and separating excess mercury therefrom
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3179826 |
Piezolelectric assembly
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3141761 |
Pulverized silver alloys for use in producing dental amalgams
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2850382 |
Amalgam contact material
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3591370 |
Title is not available
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3554738 |
Title is not available
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