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7875674 |
Building materials incorporated with hydrophobic silicone resin(s)
An inorganic matrix building material with enhanced water impermeability is prepared by curing an inorganic curable matrix and at least one particulate hydrophobic silicone resin substantially...
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7744694 |
Use of redispersion powder compositions with accelerated-setting action
Water-redispersible polymer powder compositions based on a) homo- or copolymers of one or more monomers from the group consisting of vinyl esters of unbranched or branched C1-15 alkylcarboxylic...
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7629407 |
Pigmented powder paint suspensions (pigmented powder slurries), production method and utilization thereof
Pigmented powder coating suspensions (pigmented powder slurries) preparable by (1) mixing at least two liquid components comprising in each case at least one liquid starting product in a static...
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6995105 |
Use of water-soluble mixed polymers as a flowing medium and/or as a hardening retarder for refractory materials which contain aluminate cement
The use of a three-component water-soluble polymer comprising 5–90% by weight of a component a), preferably of the maleic acid, fumaric acid or itaconic acid type, 5–90% by weight of a com...
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6846856 |
Mixed organic and inorganic composites with intermingled facial layers
A composite structure comprises an inorganic discrete phase, an organic matrix phase and an interfacial layer comprising both the inorganic and organic phases. In one process, the inorganic...
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6632876 |
Product for coating the internal surface of a conduit, method and machine using same and conduit coated with same
The invention relates to a product for the internal coating of a pipeline component (1), in particular a metal pipeline component, comprising an internal wall (4) of high curvature. This product...
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6583217 |
Composite material composed of fly ash and waste polyethylene terephthalate
A composite material and method are described wherein melted waste, chemically unmodified PET material and fly ash particles are mixed in a vessel to disperse fly ash particles in the melted PET...
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6569939 |
Polymer composition for flexibilizing building materials
The invention provides a polymer composition for flexibilizing building materials, in the form of their aqueous dispersion or of powder redispersible in water, containing a) at least one...
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RE37655 |
Additive for, method of adding thereof and resulting cured cement-type concreations for improved heat and freeze-thaw durability
An additive for, a method of adding thereof to uncured mixes for and resulting cured cement-type concreations such as cured embodiments of concrete, marcadam, and roof-top shingles each exhibiting...
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6254981 |
Fused glassy particulates obtained by flame fusion
The disclosure describes methods for producing bulk, particulate material that includes solid, generally ellipsoidal particles. Irregularly shaped feed particles with average particle sizes of up...
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6176921 |
Cement dispersants and method of producing concrete by using same
A cement dispersant composed of water-soluble vinyl copolymers which include specified kinds of constituent units at specified ratios and of which the weight average molecular weight pullulan...
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6110270 |
Method for influencing moisture content and migration in building materials
The moisture content within, and moisture flow in and out of, porous building materials such as masonry, brick, concrete, and mortar, can be affected by coating the building material with polyvinyl...
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6103789 |
Hydrosoluble acrylic copolymers
Acrylic copolymers containing the following repeating units: ##STR1## wherein RA, RB, RC, RI, RII, equal or different, are H or CH3 ; M+ is H or a cation belonging to group IA, IIA, or ammonium; n...
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5997633 |
Composition for and method of pumping concrete
A composition for and a method of promoting the flow of a concrete slurry through a pump and a conduit is provided. The composition is a dry particulate mixture comprised of a water soluble,...
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5945478 |
High speed extrusion
Extrusion rheology of thermoplastic polymer as manifested by surface smoothness is improved by incorporating foam cell nucleating agents into the polymer and extruding the polymer under laminar...
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5879445 |
Thinners for aqueous suspensions of mineral particles and hydraulic binder pastes
A process for fluidizing an aqueous suspension of mineral particles or hydraulic binder pastes which comprises admixing said aqueous suspension of mineral particles or hydraulic binder pastes with...
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5854318 |
Cement additive, method for producing the same, and cement composition
A cement additive is added to increase flowability of a cement composition and to prevent a slump loss, but those characters are insufficient, or the cement additive becomes ununiform in the cement...
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5850880 |
Composition and method to control cement slurry loss and viscosity
Powdered and liquid fluid loss additives are disclosed for use in cementing wellbores, particularly oil and gas wellbores. Excellent fluid loss control is achieved over a wide range of conditions...
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5851281 |
Waste material composites and method of manufacture
A process to manufacture a waste material composite and article is described. One embodiment comprises waste material particles or fibers mixed with water to form a mash, blending a chemical binder...
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5840114 |
High early-strength-enhancing admixture for precast hydraulic cement and compositions containing same
A high early strength admixture for precast hydraulic cement comprises a calcium salt and a copolymer having a carbon-containing backbone to which are attached cement-anchoring members, such as...
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5824725 |
Method and composition for stabilizing soil and process for making the same
A water soluble chemical composition for use as a soil stabilizer, conditer and structuring agent includes a dispersing agent such as a polyanionic sulfonated urea-melamine formaldehyde condensate,...
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5804175 |
Method for producing cement
A method for producing cement useful for preparing pastes, mortars, concretes and other cement-based materials, having a high workability with reduced water content, high strength and density, and...
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5749964 |
Building material mixture
A building material mixture for use in manual plasters, gun plasters and knifing fillers having reduced stickiness comprises at least one inorganic binder and a cellulose ether which has been...
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5736600 |
Mortar admixtures and method of preparing same
Additive which simultaneously provides water-repellency and flexural bond strength improvement in mortar, concrete, or cement. An exemplary composition include calcium stearate and a flexural bond...
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5728207 |
Cement admixture product having improved rheological properties and process of forming same
The present invention is directed to an imidized polycarboxylic acid polymer useful as a cement admixture, to improved cement compositions containing said polymer and to a process of forming the same.
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5725656 |
Gypsum composition
This invention relates generally to a gypsum composition having improved setting and strength characteristics. More specifically, this invention relates to a gypsum composition comprising an...
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5725652 |
Lightweight, low water content expanded shale, clay and slate cementitious compositions and methods of their production and use
An improved lightweight cementitious product made up of an aqueous cementious mixture using cement and expanded shale, clay and slate mix, that can incorporate fly ash, lime, and the weight saving...
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5725657 |
Cement admixture product
The present invention is directed to a polyoxyalkylene ammonium salt of an imidized polycarboxylic acid polymer cement admixture, storage stable aqueous solutions of said polymer, and to improved...
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5707445 |
Admixture for concrete
An admixture for concrete comprising, as an essential component, a copolymer prepared by copolymerizing (a) a polyalkylene glycol monoester monomer having 110 to 300 mols of an oxyalkylene group(s)...
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5707443 |
Grouting materials and their use
A grouting material which is self-dispersing when brought into contact with a volume of water containing liquor or slurry and is settable to a solid mass after such dispersion, the material being...
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5681385 |
Method for retarding efflorescence in building materials and building material that exhibits reduced efflorescence
Efflorescence of building material, such as portland cement based building products, masonry, brick, concrete, and mortar, can be retarded by contacting the building material with polyvinylalcohol...
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5681386 |
Method for blending of admixtures in a sprayed concrete mass and agent for application of the method
In a method for blending of admixtures in a concrete mass which is transported through pipes/hoses to a casting site and in which the mass shall have a consistency which is suitable for casting of...
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5651817 |
Cement dispersant
When a cement dispersant comprising a polymer which is obtained by co-condensating monomers comprising monomer (A) and monomer (B) with formaldehyde, or a salt obtained by neutralizing the polymer,...
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5634966 |
Nitrite-based corrosion inhibitors with improved anodic and cathodic inhibiting performance
Mixed anodic/cathodic corrosion inhibitors for use in hydraulic cement, comprising a) a first component consisting of an amount of alkali or alkaline earth metal nitrite sufficient to inhibit...
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5622556 |
Lightweight, low water content cementitious compositions and methods of their production and use
An improved lightweight cementitious product made up of an aqueous cementious mixture that can incorporate fly ash, portland cement, sand, lime, and the weight saving component, which is micronized...
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5603758 |
Composition useful for lightweight roof tiles and method of producing said composition
Compositions useful for making lightweight roof tiles. The compositions comprise in percent by weight: between about 2.0 to 4.1 latex (solids basis), between about 20.0 to 28.0 cement, between...
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5599857 |
Polymer concrete composition containing high cement content
A polymer concrete pipe liner is formed from a fluidized, but substantially waterless cement containing mixture applied to the pipe interior. The mixture contains inorganic cement particles, a...
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5595594 |
Anti-efflorescence admixture for concrete products
An anti-efflorescence admixture for concrete products comprising a tall oil fatty acid and a fatty acid, a portion of the acid content of the tall oil fatty acid and/or fatty acid optionally being...
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5595595 |
Aquagel-based lightweight concrete
The present invention is directed to concrete compositions prepared using firm aqueous gels (aquagels) as all or part of the aggregate in a concrete mix. The concrete sets around the aquagels in...
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5595597 |
Process for producing phosphomagnesia cements having reduced sensitivity to water
Phosphomagnesia compositions settable into improvedly water-insensitive cements that retain their mechanical properties comprise an intimate admixture of (i) a binder phase including (a) at least...
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5580378 |
Lightweight cementitious compositions and methods of their production and use
An improved lightweight cementitious product made up of an aqueous cementitious mixture that can incorporate fly ash, portland cement, sand, lime, and the weight saving component, which is...
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5580624 |
Food and beverage containers made from inorganic aggregates and polysaccharide, protein, or synthetic organic binders, and the methods of manufacturing such containers
Containers use in the storing, dispensing, packaging, and/or portioning of food and beverage products are disclosed. The disposable and nondisposable food and beverage containers are manufactured...
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5567236 |
Composition containing materials improving the rheological properties of cement-based products
Composition adapted to improve the rheological properties of cement-based products and more especially to increase the duration of the workability of concrete ready to use, characterized in that it...
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5551976 |
Superplasticizer-concrete composition for waste disposal
A solidified waste is formed from a difficult-to-compact hydraulic cement slurry for use in the disposal of hazardous waste. The slurry contains inorganic non-compactible hydraulic cement...
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5536311 |
Set retarded cement compositions, additives and methods
The present invention provides set retarding additives, set retarded hydraulic cement compositions including such additives and methods of using the cement compositions for cementing zones in...
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5536310 |
Cementitious compositions containing fly ash
A cementitious composition comprising (A) 10-30 parts cementitious material; (B) 50-80 parts fly ash weight; and (C) 1.5-8 parts hydroxycarboxylic acid and/or salt thereof.
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5518541 |
Phosphomagnesia cements having reduced sensitivity to water
Phosphomagnesia compositions settable into improvedly water-insensitive cements that retain their mechanical properties comprise an intimate admixture of (i) a binder phase including (a) at least...
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5478391 |
Cementitious materials and method of making the same
The cementitious material comprises an initial mixture of portland cement clinker and a modifier ranging in weight from approximately 0.5% to 5%, preferably 1%, of the weight of the clinker. The...
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5466289 |
Ultra high-strength hydraulic cement compositions
Ultra high-strength hydraulic cement compositions with extremely low water-to-cement ratio of 10-30% and having high fluidity and improved capability of preventing slump loss, from which...
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5419923 |
Fabrication method for tracing paper
A method for manufacturing tracing paper, comprising coating a plastic film with a coating material. The coating material comprises a solvent system, adhesives, writable inorganic pigments and...
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