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7628851 Bone cement compositions having fiber-reinforcement and/or increased flowability  
The present invention relates in general to implantable compositions, and method for preparing same, containing a calcium salt-containing component, optionally demineralized bone, a plurality of...
7608347 Modifiers for gypsum slurries and method of using them  
An improved gypsum slurry that includes water, calcium sulfate hemihydrate, a polycarboxylate dispersant and a modifier. The modifier is chemically configured to improve the efficacy of the...
7594963 Joint compound composition for building elements and method of producing a structure  
The present invention relates to a joint compound composition for building elements, particularly paper-faced plasterboards. This composition comprises: a) 50 to 60% of calcium sulphate...
7572329 Method of making a gypsum slurry with modifiers and dispersants  
In a method of making a gypsum slurry, a polycarboxylate dispersant, a modifier and a hydraulic material comprising stucco are selected for use in the slurry. These components are then combined...
7572328 Fast drying gypsum products  
A slurry is made including water, at least 50% by weight calcium sulfate hemihydrate, and a specific polycarboxylate dispersant prepared using at least three repeating units. A first repeating unit...
7559987 Grouting material  
A grouting material which comprises an ultrafine particle material having a maximum particle size of 15 micrometer or less, containing 3 to 40% by mass of cement clinker, 60 to 97% by mass of and...
7556685 Composition of architectural papier-mâché and articles made therewith  
The invention is a composition of an architectural papier-mâché, and articles made therewith. Articles formed from using the architectural papier-mâché have excellent weather resistance, and...
7544242 Effective use of dispersants in wallboard containing foam  
Effective use of dispersants in wallboard containing foam results from a method where stucco is mixed with a first dispersant and a first quantity of water to form a gypsum slurry. A soap is...
7527688 Cementitious compositions for oil well cementing applications  
Cementitious compositions are provided that can be use in drilling oil and gas well applications. The compositions include a source of hydraulically settable cement, calcium carbonate, free lime...
7504165 High strength flooring compositions  
A composition is disclosed for a mixture to be used in conjunction with water for preparing a slurry that hydrates to form a high strength flooring compound. The mixture includes from about 50% to...
7503430 Reduced dust acoustic panel  
An acoustical panel includes an acoustical layer having an interlocking matrix of calcium sulfate dihydrate, polyethylene glycol and at least one of the group fibers, a lightweight aggregate and...
7494950 Bone cement compositions having fiber-reinforcement and/or increased flowability  
The present invention relates in general to implantable compositions, and method for preparing same, containing a calcium salt-containing component, optionally demineralized bone, a plurality of...
7488383 Gypsum products and method for their manufacture  
A method is provided which uses an improved emulsion to imparting water-resistance to gypsum products. In one embodiment, gypsum products comprise calcium sulfate dihydrate and an emulsion which...
7455728 Method for retarding plaster setting and plaster preparation  
A method for retarding plaster setting and plaster preparations, relies upon a composition including a. tartaric acid in an amount of at least 0.01 to 1.0 weight % (based on plaster amount); b....
7407545 Cementitious veneer and laminate material  
A cementitious veneer and laminate composition is provided. The cementitious laminate composition includes a substrate, a primer layer applied to the substrate, the primer layer comprising a...
7402205 Composition comprising water- and air-hardenable binders and its use notably to the preparation of a product having the aspect of a natural stone  
Composition comprising water- and air-hardenable binders and its use notably to the preparation of a product having the aspect and the properties of a natural stone. Composition comprising water-...
7374611 Sprayable machinable media  
In conjunction with water, a mixture can be used to prepare a sprayable slurry that hydrates to form a machinable plaster composition. The mixture includes from about 80% to about 98% by weight...
7374610 Wax emulsions for gypsum products  
Emulsions, useful for imparting water resistance to gypsum products are disclosed. The emulsions of the invention include at least one wax, an alkyl phenol and a hydrophyllic metallic salt,...
7284930 Composition and method for forming a sprayable materials cover  
An alternative cover for landfill may be formed from a slurry mixture of water, cementitious binder, adhesion enhancing admixture and fiber. These constituents may be mixed and applied to cover...
7276115 Conformable coating  
A conformable coating for application to a soil substrate for barrier, adhesive, and planting properties includes a mixture of recycled or virgin materials, including organic fibrous material from...
7261772 Gypsum composition  
A gypsum composition comprising water, stucco, clay, an amine compound, a polyoxyalkylene, and a comb-branched copolymer is disclosed. The gypsum composition has improved fluidity. A method for...
7150787 Polymer-modified gypsum composition  
A composition including two components is provided. When the two components are admixed in the method of the invention a polymer-modified gypsum composition is provided. The admixture exhibits a...
7128780 Process for producing building materials from raw paint sludge  
A process for producing building materials, such as asphalt, cement, concrete, mortar, or plaster board from liquid paint sludge containing water and paint solids produced from overspray in...
7070648 Preparation of gypsum compositions  
A gypsum composition containing a sulfonate-containing comb-branched copolymer is disclosed. The sulfonate-containing comb-branched copolymer comprises recurring units of a polyether macromonomer,...
7070647 Cement composition  
A novel cement is alkalescent, capable of solidifying a wide range of soil and applicable to biological environment. The cement composition contains 100 parts by weight of magnesium oxide, 5 to 25%...
7052544 Low dust wall repair compound  
A wall repair compound useful for filling and repairing cracks, holes, and other imperfections in a wall surface includes a conventional filler material, a conventional binder material, and a dust...
7052543 Permeable cement composition and method for preparing the same  
The current invention provides an improved permeable cement composition for formation of downhole sand screens. The improved composition includes an effective amount of a surfactant. Addition of...
7044224 Permeable cement and methods of fracturing utilizing permeable cement in subterranean well bores  
The present invention relates to methods of stimulating a subterranean formation. More particularly, but not by way of limitation, the present invention relates to methods of fracturing...
7033431 Surfactant composition for gypsum plaster boards  
A gypsum composition including gypsum, water, and a surfactant composition of alkyl sulfates of formula H(CH 2 ) n OSO 3 − M + , in which n is from 6 to 16, the mean number of carbon atoms in the...
7033432 Plaster composition and method of making same  
The present invention provides a plaster composition that includes calcined gypsum and a naphthalene sulfonate-aldehyde condensate alkali salt polymer having a weight average molecular weight from...
6953626 Gypsum layered panels containing styrene butadiene latex additive  
Gypsum wallboard compositions are disclosed which contain functionalized styrene butadiene latex polymers. Methods for the use of the compositions in the manufacture of wallboard panels and sheets...
6902821 Methods of preparing gypsum wallboards containing styrene butadiene latex additive  
Gypsum wallboard compositions are disclosed which contain functionalized styrene butadiene latex polymers. Methods for the use of the compositions in the manufacture of wallboard panels and sheets...
6852159 Gypsum slurry compositions  
A gypsum slurry composition contains gypsum, a dispersant and water. A graft copolymer substance of a specified kind, which is one or more of graft copolymers and their salts obtained by specified...
6849118 Admixture for minimizing the presence of surface dust on cement and concrete structures  
An admixture for minimizing or preventing dust on surfaces of cured cement and concrete structures comprises a shrinkage reducing additive in combination with a fatty alcohol. Cementitious...
6805741 Ready-mixed setting-type composition and related kit  
A ready-mixed composition, which sets when mixed with an activator for the reaction of calcined gypsum with water to form set gypsum, is disclosed. The composition comprises water and calcined...
6776839 Slag cement  
A slag cement having an improved early strength and containing aluminosilicates, blast furnace slag, clinker and CaSO 4 , has a content of 70 to 95% by weight of blast furnace slag used in the...
6773822 Antifungal gypsum board  
A novel gypsum board having antifungal properties is disclosed. The board comprises a gypsum core, front and back paper facings and an antifungal agent effective at inhibiting fungal growth. A...
6767647 Antimicrobial wallboard  
A gypsum wallboard that exhibits antimicrobial characteristics is disclosed. A method for making the wallboard is also disclosed. Suitable antimicrobial agents that may be applied to the wallboard...
6755907 Gypsum composition with styrene butadiene latex additive  
Gypsum wallboard made lighter and less dense, without sacrificing strength, by adding to the gypsum slurry used in making the board a styrene butadiene polymer latex substantially stable against...
6746533 Quick drying plaster  
A method for increasing the drying rate of set plaster by adding fatty alcohol sulfate to the slurry of calcium sulfate hemihydrate from which the plaster is made.
6739806 Cement compositions with improved fluid loss characteristics and methods of cementing in subterranean formations  
The present invention provides cement compositions comprising an improved fluid loss control additive, and methods for cementing in a subterranean formation using such cement compositions. The...
6699339 Gypsum plaster compositions with improved adhesion to plastic surfaces and metal surfaces  
Gypsum plaster compositions with improved adhesion to plastic surfaces and metal surfaces comprise from 10 to 90% by weight of gypsum plaster, based on the total weight of the composition, and...
6673144 Joint compound providing low dusting and good gloss retention  
The present invention provides a low dusting joint compound comprising a filler, a binder, a thickener and one or more synthetic polymeric waxes that are at least slightly soluble in water and are...
6663707 Water-resistant gypsum formulations  
Emulsions are provided which are useful in imparting water resistance to gypsum products. In one embodiment, the emulsions comprise a plurality of waxes, at least one saponified wax, a complexed...
6641660 Stable well cementing methods and compositions  
The present invention provides stable well cementing methods and compositions for sealing subterranean zones penetrated by well bores. The improved thermally stable and degradation resistant well...
6638356 Gypsum-based building material  
A gypsum-based building material comprising gypsum as the main material and an anthraquinone compound incorporated.
6613138 Manufactured granular substrate and method for producing the same  
A manufactured granular substrate composition suitable for use as a carrier for active chemical agents. The composition includes one or more mineral components having a bulk density greater than...
6572698 Activated aluminosilicate binder  
An activated aluminosilicate binder containing aluminosilicates, calcium sulphate and an activator containing alkali metal salts is disclosed. The aluminosilicates are selected from a group...
6565645 Water-resistant hydraulically setting compositions  
A hydraulic setting composition is provided. The composition when set has improved water absorption properties. The composition contains a hydraulically setting inorganic material such as calcium...
6554893 Fire door core  
The present invention describes an improved building material composition, useful for example as a fire door core and to improved methods of making this composition. The building material of the...
Matches 1 - 50 out of 176 1 2 3 4 >