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8168701 |
Concrete or mortar admixture composition
A concrete admixture composition concurrently using (A) a polycarboxylic acid type water-reducing agent for concrete, (B) a hydroxycarboxylic acid type water-reducing agent for concrete, and (C) a...
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8162057 |
Radiation-induced thickening for set-on-command sealant compositions and methods of use
The present invention includes methods relating to the setting of fluids or slurries in a wellbore. In one embodiment, a method of isolating a portion a wellbore by preparing a sealant composition...
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8110621 |
Castor oil-based polyol emulsions
A polyol emulsion of castor oil and monoepoxides is combined with methylenediphenyl diisocyanate (MDI) and cement to produce a polymer cement.
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8097666 |
Cement additive for stucco applications
An additive composition, a cement composition, and method for modifying rheology of an uncured masonry cement, comprising the use of at least one extra-cellular biopolymer, at least one anionic...
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8088842 |
Solubilized defoamers for cementitious compositions
Amine solubilizing agents are mixed with water insoluble defoamers and optionally a dispersant for cementitious compositions to provide an admixture for cementitious compositions that is stable...
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8088841 |
Pigmentable asphalt binder composition
The present invention relates to the preparation of a pigmentable asphalt binder composition obtained from petroleum- and shale-refining streams, having a low content of asphaltenes, aromatic...
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8076396 |
Ultrarapid hardening cement composition and dispersant for ultrarapid hardening cement composition
To provide an ultrarapid hardening cement composition with high strength, the composition having: excellent fluidity; excellent usable time; and excellent initial strength under low temperature...
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8058328 |
Cement admixture
A cement admixture object of the present invention can make slump-retaining ability excellent to retain fluidity and, at the same time, can realize a viscosity of cement compositions so that work...
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7977424 |
Polymer concrete and method for preparation thereof
A soy-based polyol is mixed with an isocyanate and aggregate to produce a soy-based polyurethane having superior mechanical properties. The aggregate composition may be varied to obtain different...
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7932308 |
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...
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7923489 |
Amphiphilic polymer compounds, method for the production thereof and their use
The invention describes amphiphilic polymer compounds which are prepared by a) reacting a di-, tri- or tetraglycidyl compound (A) with an optionally unsaturated reactive component (B) consisting of...
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7815727 |
Titanium oxide for incorporation into thermoplastic resin composition, thermoplastic resin composition, and molded object thereof
A thermoplastic resin composition which comprises (A) 40 to 98 mass % thermoplastic resin and (B) 60 to 2 mass % titanium oxide particles whose surface has been coated with a hydrous oxide and/or...
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7803225 |
Non-efflorescing cementitious mortar compositions
The invention provides a non-efflorescing cementitious mortar composition, free of reactive silica material, in the form of a dry-mortar composition or an aqueous mortar composition, comprising a)...
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7790302 |
Lightweight compositions and articles containing such
A lightweight cementitious composition containing from 22 to 90 volume percent of a cement composition and from 10 to 78 volume percent of particles having an average particle diameter of from 0.2...
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7786192 |
Nanomodified concrete additive and high performance cement past and concrete therefrom
A concrete additive for a reinforced concrete composite is provided. The additive can have an exfoliated clay having an exfoliated layered silicate plate comprising structure, and at least one of...
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7767019 |
Gypsum products utilizing a two-repeating unit dispersant and a method for making them
A gypsum slurry includes water, a hydraulic component including stucco and a polycarboxylate dispersant. The dispersant has two repeating units wherein the first repeating unit is an olefinic...
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7714058 |
Pavement life extension product and method
The present invention defines and illustrates a method for extending the life of road, bridge, parking and aviation pavement. The material is combination of: A—a latex polymer emulsion; B—a dry ble...
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7637996 |
Gypsum products utilizing a two-repeating unit dispersant and a method for making them
A gypsum slurry includes water, a hydraulic component including stucco and a polycarboxylate dispersant. The dispersant has two repeating units wherein the first repeating unit is an olefinic...
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7601770 |
Multi-functional admixtures for concrete
A multi-functional admixture for concrete, having improved fluidity for providing hardened materials with improved early strength, smaller shrinkage rate, improved resistance against freezing and...
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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...
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7491755 |
Cellulose ether composition for the extrusion of mineral shaped bodies and also a process for the extrusion of mineral shaped bodies using this cellulose ether composition
A description is given of a cellulose ether composition as additive for the extrusion of mineral masses which comprises 70 to 99.9% by weight of cellulose ether and 0.1 to 30% by weight of...
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7438757 |
Concrete block and method of making same
A concrete building block containing Portland cement, a filler, water, and a quantity of particularly sized plastic particles, such as spent abrasive particles of a thermoset plastic. The...
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7435768 |
Foamed cement slurry
The present invention relates to a formulation of a foamed cement slurry comprising in combination: at least one hydraulic binder from the group consisting of class G Portland cements, class H...
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7420005 |
Photocurable resin composition, finely embossed pattern-forming sheet, finely embossed transfer sheet, optical article, stamper and method of forming finely embossed pattern
The photocurable resin composition in the first aspect of the invention comprises, as essential components, (A) a binder resin having photopolymerizable functional groups and (B) inorganic...
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7404855 |
Resilient cement compositions and methods of cementing
Resilient cement compositions and methods of cementing using the compositions are disclosed. A resilient cement composition of the invention comprises hydraulic cement, an aqueous rubber latex and...
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7399355 |
Fluid loss control additive and cement compositions comprising same
A fluid loss control additive comprising a crosslinked polymer and sugar and cement compositions comprising the same. In one embodiment, the fluid loss control additive comprises a polymer and a...
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7393886 |
Cement dispersant and concrete composition containing the dispersant
A superior cement dispersant and a concrete composition containing the cement dispersant, the cement dispersant being a water-soluble amphoteric copolymer which contains an alkylene oxide adduct of...
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7388045 |
Cement compositions comprising lignite grafted fluid loss control additives
Novel well cement compositions are provided. Exemplary embodiments of the well cement compositions comprise water, a cement and a fluid loss control additive comprising a graft polymer. The graft...
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7345103 |
Hydraulic composition
It is an object of the present invention to provide a hydraulic composition which enables both of high fluidity and material separation reducing and can eliminate the delay of setting. The present...
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7321006 |
Admixture for cement
There are provided an admixture for cement which enhances water reducing property and flowability of a cement composition, and is excellent in slump retaining performance to retain the flowability...
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7294194 |
Emulsion admixtures for improving cement elasticity
Methods and cement compositions for sealing a subterranean zone penetrated by a wellbore. The cement compositions include cementitious material, a mixing fluid, at least one polar monomer, and at...
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7288580 |
Water-redispersible polymer powder compositions with accelerated-setting action
Water-redispersible polymer powder compositions with accelerated-setting action based on homo- or copolymers of one or more monomers of vinyl esters of optionally branched C1-15 alkylcarboxylic...
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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...
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7256227 |
Polymer modified gypsum membrane and uses therefor
A composition which is applied to substrate surfaces to form a membrane to provide structural reinforcement thereto and prevent the release of gases and moisture from the substrate. The composition...
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7253220 |
Cement admixture and cement composition
The cement admixture of the present invention can improve the workability by displaying sufficient viscosity decreasing ability and initial dispersing ability even under a low temperature...
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7247662 |
Cement dispersant, its production process, and cement composition using the cement dispersant
Disclosed are the following: a cement dispersant which is excellent in initial dispersibility and further in flow retainability of cement, because of using a polymer having a proper molecular...
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7241819 |
Method of levelling a floor
A two-pack cementitious composition consisting of iii) an alkaline component comprising gypsum, an alkaline polymer, water and a hydration inhibitor, which is stable in a fluid state and which can...
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7241818 |
Filler comprising fly ash for use in composites
The present invention is a fly ash filler or filler blend having a particle size distribution with at least three modes that can be combined with a polymer or bitumen at higher filler loadings to...
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7205031 |
Coating system comprising a dry powder composition dispersible in water
A coating system for in-situ coating of a surface formed by a plurality of plasterboard sections comprises a dry powder composition which is dispersible in an aqueous applicator medium and provides...
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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...
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7148270 |
Polymer-modified fiber-cement composition
A method for providing a polymer-modified fiber-cement composite by forming an aqueous composition including admixing an emulsion polymer having a glass transition temperature (Tg) of from −25° C....
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7138446 |
Elastomeric admixtures for improving cement elasticity
A method and cementing composition for sealing a subterranean zone penetrated by a well bore, wherein the cementing composition comprises a mixture of cementitious material, acrylonitrile butadiene...
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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...
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7105587 |
Method and composition for polymer-reinforced composite cementitious construction material
A method and composition for polymer-reinforced composite cementitious construction materials is described. In one embodiment, a crosslinking component is mixed with a high molecular weight...
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7067000 |
Methods of cementing using a fluid loss control additive
A method of cementing, comprising displacing a cement composition into a workspace, wherein the cement composition comprises cement, water, and a fluid loss control additive comprising a polymer...
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7060129 |
Process for controlling gas migration during well cementing
The present invention provides a cement composition and a process for using the cement composition to inhibit gas migration from a subterranean zone into the cement. The process comprises...
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7037956 |
Water-soluble resin, process for its production and water-soluble resin composition
A water-soluble resin composition comprising a water-soluble resin and a colorant, which copolymer has a weight average molecular weight of at least 8,000 and is prepared by polymerizing an...
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6964986 |
Aqueous adhesive system, method for the production and use thereof
An aqueous adhesive system consisting of two separate components, A and B. Component A is an aqueous dispersion of polymer containing at least one olefinically unsaturated double bond and Component...
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6951686 |
Architectural concrete and process to make same
A concrete article comprised of concrete having therein a reinforcing polymer that has a surface comprised of a thermoplastic hydroxy-functionalized polyether or polyester. The concrete article is...
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6919388 |
Cement admixture and cement composition
The admixtures for a cementitious composition of the invention, which have the above-mentioned constitutions, can suitably be used in cement pastes, mortar, concrete and like cement compositions...
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