Patents
Patents for C04B 40 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability (6,073)
08/2004
08/17/2004US6777103 Fiber cement composite material using biocide treated durable cellulose fibers
08/12/2004US20040157962 Wax emulsion formulation and gypsum composition containing same
08/12/2004DE19523803B4 Baustoffelement, Baustoffelementpaket, umweltfreundliches Baustoffgebinde, und Verwendung einer Hülle aus wasserlöslichem Material als Verpackung für einen Baustoff Building material element, building material element package, environmentally friendly building material containers, and use a shell of water-soluble material as packaging for a building material
08/11/2004EP1445278A1 Compositions comprising cellulose ether with high bulk density, their use in building materials and a process for the manufacture thereof
08/11/2004EP1444291A1 Substance mixture and a method for introducing at least one particulate active ingredient component into a liquid aqueous system
08/10/2004US6773643 Continuous method for formation of three dimensional burls in a solid surface material
08/06/2004CA2456793A1 Cellulose ether blends of increased bulk density, their use in construction material systems, and a process for producing cellulose ether blends of increased bulk density
08/05/2004WO2004065714A1 Polyolefin reinforcing fibre, use thereof and products comprising same
08/05/2004WO2004065330A2 Building material and method for production thereof
08/05/2004WO2004054941A3 Method for enhancing water-repellency treatment of mineral hydraulic binder compositions and compositions obtainable by said method and their uses
08/05/2004WO2004000370A3 Water curable casting tapes and methods of preparing the same
08/05/2004US20040152611 Dissolving a mixture of aluminum oxide, silicic acid, potassium, iron oxide, sulfuric acid and water into sulfuric acid; adding potassium sulfate solution, stirring; purifying; polymerizing and precipitating; producing chelate, purifying, drying
08/05/2004US20040149175 Defoamer for water reducer admixture
08/05/2004US20040149174 Cold weather mixture comprising soluble inorganic salt having freezing point depressing properties; inorganic early set and strength accelerator; and polycarboxylate and set accelerator
08/05/2004US20040149172 Alkali or alkaline earth metal salt, an amine, an alkanolamine, a poly(hydroxyalkylated) polyethyleneamine, a glycol, a carbohydrate, a surfactant; enhancing processing of cement from clinker
08/05/2004US20040149171 Bottom ash and cement for mixing with water; compressive strength; lightweight aggregate and pozzolan
08/05/2004US20040149170 Sequentially using surfactants for producing pre-pour air-filled bubbles during mixing of fresh concrete and of aluminum in matrix producing post-pour hydrogen-filled bubbles; pre-pour bubbles are destroyed
08/05/2004CA2420578A1 Accelerating admixture for concrete
07/2004
07/29/2004US20040147644 Aqueous solution; fluid flow; mixture containing wax; waterproofing; protective coating for wallboard
07/29/2004US20040145078 Fiber cement composite materials using sized cellulose fibers
07/29/2004DE10302772A1 Building material for e.g. foundations comprises a self-hardening mixture rock granules, gravel, silt, clay materials and recycling material, an additive material functioning as a binder and a biodegradable additive material
07/29/2004DE10301383A1 Mineral mixture sealing against environmental contaminants e.g. in waste tips, includes swelling clay mineral, silicate framework and activator forming hydroxyl ions
07/28/2004EP1440284A1 Method, composition and apparatus for controlled concrete
07/22/2004WO2004061042A1 Water-resistant additives for gypsum wood fiber products
07/22/2004WO2004060828A2 Liquid setting accelerator for a composition comprising portland cement
07/22/2004US20040141903 Milling a dicalcium phosphate powder slurry using a wet milling;freeze-drying the dicalcium phosphate to produce a dry powder; mixing the freeze-dried dicalcium phosphate powder with powder; packaging mixture in a moisture proof container
07/22/2004US20040139891 Mixing natural, inorganic or synthetic fibers with cements, then shaping and curing to form waterproof and fireproof construction materials having freeze and chemical resistance
07/22/2004CA2511899A1 Liquid setting accelerator for a composition comprising portland cement
07/21/2004EP1439155A2 Reaction-resin mortar for two-component systems
07/21/2004EP1439153A1 Calcium phosphate cement precursors
07/20/2004US6764543 Mixture of silica sols
07/17/2004CA2455152A1 Calcium phosphate cement precursors
07/15/2004WO2004058662A1 A two-component wet cement, process and application thereof
07/15/2004US20040138336 Mixture of adhesive, fibers and fillers; controlling particle size
07/15/2004DE10260974A1 Foamable multi-, preferably two-component, reaction mortar useful for the anchoring of elements in holes comprises at least one gas-forming organic additive in one or more of the components
07/14/2004EP1436096A1 Continuous method for formation of three dimensional burls in a filled acrylic solid surface material
07/14/2004CN1512876A Biofunctional hydroxyapatite coatings and microspheres for in-situ drug encapsulation
07/13/2004US6761765 For imparting water repellant properties to cementitious formulations
07/08/2004WO2004056445A1 Solubilized defoamers for cementitious compositions
07/08/2004WO2002090429A3 Dispersion powder containing optical brighteners, method for the production and the utilization thereof
07/08/2004US20040132872 Mixture containing emulsion polymer; wallpaper paste
07/08/2004US20040131714 Apparatus for preparing a gypsum wallboard core
07/08/2004US20040130065 Material and method and devidce for producing the same
07/07/2004EP1435344A1 Mortar composition
07/06/2004CA2287473C Cementitious compositions and methods for use in subterranean wells
07/01/2004WO2004054941A2 Method for enhancing water-repellency treatment of mineral hydraulic binder compositions and compositions obtainable by said method and their uses
07/01/2004DE29522440U1 Construction element for preparing fluid or pasty ready-made construction materials, e.g. chalk, gypsum, cement etc. - has water-soluble jacket containing building material, when water is added mixture becomes fluid or pasty ready for use
06/2004
06/30/2004EP1433768A1 Pore-forming additive for concrete
06/30/2004EP1432665A2 Method for the manufacture of stone products, particularly of slabs provided with a veined effect
06/30/2004EP1432662A1 Pumpably verifiable fluid fiber compositions
06/30/2004CN1508089A Mortar Plasticizer and use thereof
06/30/2004CN1155537C Clay mineral passivator and its preparing method and use
06/24/2004WO2004052806A1 Physiologically-effective industrial protective means
06/24/2004WO2004052746A1 Method & apparatus for packing powdered or granular material
06/24/2004US20040122144 Method for enhancing flexural bond strength mortar
06/24/2004US20040121082 Method and apparatus for producing multi-color concrete
06/23/2004EP1430006A2 Accelerator composition
06/23/2004CN1506397A Admixture for cement and drilling fluid and its prepn
06/22/2004US6752895 Water spray for smooth surface gypsum fiberboard panels
06/22/2004US6752867 For inhibiting the growth of sulfur-oxidizing bacteria and carboxylic acid-producing bacteria
06/22/2004US6752866 Mineral filler and a dispersing agent from radical copolymerization of at least one alkoxy-, aryloxy-, alkylaryloxy- or arylalkyloxy- polyalkylene glycol ethylenic urethane monomer with anionic and nonionic monomers
06/17/2004WO2004037741A3 Use of polymer powders that are redispersible in water as a binding agent for jointing sand
06/17/2004US20040116556 dispersing agent containinga copolymer prepared by the radical copolymerization of at least one alkoxy-, aryloxy-, alkylaryloxy- or arylalkyloxy-polyalkylene glycol ethylenic urethane monomer with at least one anionic monomer and a nonionic monomer
06/16/2004EP1427775A2 Ready to use spackle/repair product containing dryness indicator
06/16/2004EP1427681A2 Workability-improving agents for cement compositions
06/16/2004EP0889861B1 Process for the production of a gypsum wod fibre product having improved water resistance
06/16/2004CN1504434A Antibacterial agent for concrete, concrete compositions and concrete products
06/15/2004US6749682 Hydration of cements; applying electricity
06/10/2004WO2004048293A1 Defoaming agent for cementitious composition
06/10/2004WO2004048288A1 Method for producing a moulded body from a hydratable mineral material and a filler
06/10/2004US20040107873 High performance fiber reinforced cementitious composition and premix therefor
06/09/2004EP1426349A1 Additive for cement composition and cement composition containing the same
06/09/2004CN1502579A Water proof admixture composition with fine corrosion-resisting property for concrete
06/03/2004WO2004046059A1 Solidification and hardening accelerator for hydraulic binding agents and method for the production thereof
06/03/2004US20040103823 Having antibacterial effect against causative bacteria for the corrosion of concrete such as sulfur reducing bacteria, sulfur oxidizing bacteria and carboxylic acid-producing bacteria present, in particular, in sewage treatment plants
06/03/2004US20040103814 Waterproof admixture composition for concrete having excellent anti-corrosive performance
06/03/2004DE4480670B4 Wäßrige Dispersionszusammensetzung Aqueous dispersion composition
06/03/2004DE10253045A1 In Wasser redispergierbare Polymerpulver-Zusammensetzungen mit abbindebeschleunigender Wirkung Water-redispersible polymer powder compositions with accelerated-setting action
06/03/2004CA2504899A1 Solidification and hardening accelerator for hydraulic binding agents and method for the production thereof
06/02/2004CN1500758A Blast furnace titanium slag compounded micro powder used in cement, concrete and mortar
06/01/2004US6743756 For use with chemical, agricultural chemical, paper chemical, textile chemical, paint, joint cement, textured finishing compound, cosmetics hair spray, gelatin substitute, ceramic material, etc.; storage stability
05/2004
05/26/2004EP1422205A1 Settting and hardening accelerator for hydraulic binders and process for its production
05/26/2004EP1421039A4 Basic-medium-soluble packaging material for use in castable cementitious composites
05/26/2004EP1421039A2 Basic-medium-soluble packaging material for use in castable cementitious composites
05/26/2004CN1500129A Multi-component kits and combinations, use thereof and plastic cements obtd. therefrom
05/25/2004US6740395 Substrate smoothed by coating with gypsum-containing composition and method of making
05/25/2004US6740156 Carrier substance for a hydraulic binder
05/21/2004WO2004041748A1 Gypsum product and method therefor
05/21/2004WO2004041747A1 Method for the treatment of fly ash
05/21/2004WO2004018380A3 Suspensions containing aluminium sulphate
05/20/2004US20040097622 Using low molecular weight alkanolamine based promoters without complicated polymer synthesis; maintaining blocking resistance and flowability; spray concrete
05/20/2004US20040097600 Storage and transportation stable, highly concentrated silanized colloidal silica and organic binder; inexpensive; environmentally friendly
05/19/2004EP1420001A1 Set accelerating redispersible powder composition
05/19/2004EP1419121A2 Admixture for cementitious compositions and process for preparation thereof
05/19/2004CN1497612A Composition, hardness body, container and manufacturing method of hardness body
05/19/2004CN1497020A Water composite containing polymer nanoparticle
05/13/2004WO2004039746A1 Cement-concrete mixture, method for the production thereof and method for producing elements for footpath construction
05/13/2004US20040092656 Multi-component kits and combinations, use thereof and plastic cements obtained therefrom
05/13/2004US20040089202 Method for the treatment of fly ash
05/13/2004DE10249636A1 Verwendung von in Wasser redispergierbaren Polymerpulvern als Bindemittel für Fugensand The use of water-redispersible polymer powders as binders for jointing sand
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