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8177905 |
Fluidising composition
A fluidizing admixture for use with sprayable cementitious compostions, the admixture consists of 2-phosphonobutane-1,2,4-tricarboxylic acid and at least one selected polymer derived from...
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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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8133944 |
Use of grafted SMA copolymers in liquid compositions
The invention includes a grafted copolymer derived from the grafting: of an SMA copolymer (II) derived from the copolymerization of at least two monomers, (i) the first monomer chosen from styrene...
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8119727 |
Use of comb polymers as a grinding agent for preparations containing cement
The present invention relates to the use of comb polymers which have a carbon backbone which bears polyether groups of the formula A *—U—(C(O))k—X-(Alk-O)n—W A wherein * indicates the binding...
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8110130 |
Use of a rheological additive in the manufacture by vibrocompaction of a water and hydraulic binder based formulation, formulation obtained
The present invention consists in the use, in a process of manufacture of a composition with a water and hydraulic binder base, of a rheological additive characterised in that it is an emulsion of...
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8093326 |
Use of dispersant for aqueous compositions of calcium sulphate hemihydrate
The invention concerns the use of a selected polycarboxylic type dispersant for aqueous calcium sulfate hemihydrate compositions that, simultaneously with its dispersing action, can control the...
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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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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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8070875 |
Slump retention in cementitious compositions
The present invention relates to dispersants such as superplasticizers for hydratable cementitious compositions, and more particularly to methods for achieving variable degrees of longer slump life...
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8067487 |
Method of making and use of a heavy duty pavement structure
The present invention is directed to a heavy duty pavement structure comprising an open-graded asphalt layer fortified with a non-segregating grout mixture. The heavy duty pavement structure is...
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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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8058329 |
Nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6-oxides, process for the preparation and use thereof
Nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6-oxides, process for the preparation and use thereof. The invention refers to nitrous bridged derivatives of...
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8053498 |
Pulverulent polycondensation products
Pulverulent polycondensation products are described, consisting of a) 5 to 95% by weight of a polycondensation product based on an aromatic or heteroaromatic compound (A) having 5 to 10 C atoms or...
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8053490 |
Pre-treated acid-reactive fillers and their use in dental applications
A dental filler and dental resin restorative composition containing the dental filler is provided. The dental filler is prepared by pre-treating an acid-reactive filler with a polymerizable monomer...
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8053510 |
Pneumatic tire
The present invention is directed to a pneumatic tire having a wire-reinforced component comprising (A) a metallic wire; and(B) a rubber composition contacting the wire, the rubber composition...
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8039521 |
Additive building material mixtures containing different-sized microparticles
The present invention relates to the use of different-sized polymeric microparticles in hydraulically setting building material mixtures for the purpose of enhancing their frost resistance and...
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8030377 |
Self-leveling cementitious composition with controlled rate of strength development and ultra-high compressive strength upon hardening and articles made from same
A self-leveling cementitious mixture with excellent flow properties and which hardens with a controlled rate of strength development to an ultra-high compressive strength composite composition for...
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8022120 |
Comb polymers and their use as additives for preparations of mineral binders
The present invention relates to novel comb polymers which bear poly-C2-C4-alkylene ether side chains A and functional groups B which at a pH of >12 are present in the form of anionic groups on a...
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8017672 |
Polymer-cement composites and methods of making same
A polymer-cement composite comprises, by weight percent, about 40% to 50% inert, inorganic filler material, such as silica sand; about 12% to 23% latex, preferably in aqueous suspension; about 20%...
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8013029 |
Mortar for concrete having polyurethane foam and method of thereof
Disclosed are a mortar for concrete mainly consisting of urethane foam and a method for manufacturing the same, in which urethane foam and Styrofoam used as insulating materials for household...
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8008374 |
Process for producing polymers having amide and ester groups in the solid state
A process for preparing a polymer P having amide and ester groups in the solid state of aggregation, comprising (a) reacting a homo- or copolymer P1 of (meth)acrylic acid, itaconic acid or crotonic...
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7999017 |
Method for coloring building materials using a cationic pigment dispersion
A cationic dispersion which includes at least one pigment, water, and at least one quaternary salt of a styrene maleimide imide resin in an amount effective to disperse the organic pigment. A...
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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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7972424 |
Hydrophobing additive
Hydrophobicizing agents which are easily admixed with construction chemical products are prepared by providing a solution of a protective colloid and adding thereto a fatty acid compound sensitive...
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7973110 |
Copolymer synthesis process
Preparing a non-ionic copolymer having a hydrolysable monomer residue and a polyether macromonomer residue in a semicontinuous mode in a polymerization reactor associated with a metering device,...
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7972436 |
Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent
An exemplary surface active agent admixture composition of the invention comprises (1) a first surface active agent comprising a betaine, an alkyl or aryl or alkylaryl sulfonate, or mixture...
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7935748 |
Adjuvant for hydraulic compositions
The invention provides an admixture for a hydraulic binder composition comprising at least one cationic polymer and at least one anionic polymer, at least one of these polymers having a comb type...
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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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7902310 |
Copolymers based on phosphorous-containing monomers, methods for the production thereof and their use
The invention relates to copolymers based on phosphorous-containing monomers (A) and on macromonomers (B), to methods for the production thereof and to their use as additives for inorganic binding...
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7883577 |
Rheology stabilizer for cementitious compositions
An admixture formulation of at least one polycarboxylate dispersant and at least one naphthalene dispersant is provided. When the polycarboxylate dispersant and the naphthalene dispersant of the...
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7868068 |
System and method for decorating vertical concrete surfaces
A method, system and tool for decorating vertical surfaces comprising the steps of providing a medium comprised of cement, a light weight aggregate, silica sand, fused silica, monofilament fine...
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7851521 |
Hydrophobicizing water-redispersible polymer powder
A water redispersible polymer powder with superior hydrophobicizing properties is a copolymer of vinyl acetate, a vinyl ester of an α-branched monocarboxylic acid, an alkyl(meth)acrylate, and a ...
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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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7700671 |
Cement composition for extrusion molding
The cement composition for extrusion molding including 100 weight parts of a blend comprising a hydraulic material, an aggregate and a fiber; 0.1 to 1.5 weight parts of an extrusion aid, 15 to 45...
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7691921 |
Cement admixture and method for producing the same
The present invention is to provide a method for producing a copolymer for a cement admixture, which enables to easily produce a blend of a plurality of copolymers with different monomer...
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7655710 |
Use of water-soluble polymers as auxiliary drying agents for the production of polymer dispersing agents
The invention relates to the use of water-soluble polymers, consisting of a) monoethylenically unsaturated monomers consisting of acidic groups in an acidic, partially or fully neutralized form and...
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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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7638563 |
Polycarboxylic acid concrete admixture
The polycarboxylic acid concrete admixture of the present invention exhibits properties such as decreasing the concrete viscosity, improving the slump-retaining ability, and suppressing bleeding...
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7619045 |
Water-soluble or water-dispersible acrylic dispersants obtained by controlled radical polymerization
The present invention relates to a process for the preparation in aqueous solution of water-soluble acrylic polymers or for the preparation in aqueous dispersion of water-dispersible acrylic...
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7605196 |
Water-soluble copolymers containing sulfo groups, method for the production and use thereof
The invention relates to water-soluble copolymers used as water retention agents, stabilizers and rheology modifiers in aqueous building material systems based on hydraulic binders such as cement,...
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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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7591893 |
Dense mortar based on binary ettringite binder, comprising at least one poly(alkylene oxide) comb polymer and at least one structuring organic resin
A dense mortar includes: (i) an ettringite binder, including calcium sulphate and a calcium aluminate mineral compound,(ii) at least one poly(alkylene oxide) comb polymer and,(iii) at least one...
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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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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...
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