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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 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 unsaturated mono-carboxylic acid repeating unit or an ester or salt, and t... | 08/03/2010 |
| 7754006 | Process for manufacturing ready-mixed setting alpha-calcium sulphate hemi-hydrate and kit for same A process for making calcined gypsum in slurry or powder form. The process includes adding at least two types of crystal modifiers to the slurry. The first crystal modifier is to control crystal morphology of the calcined gypsum (such as succinic and/or malic acid).... | 07/13/2010 |
| 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 hemihydrate; b) 5 to ... | 09/29/2009 |
| 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 with water to form a slurry, where the modifier is added to the slurry p... | 08/11/2009 |
| 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. sodium trimetaphosphate in an amount of 0.05 to 0.5 weight %, (plaster a... | 11/25/2008 |
| 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 mixture of polyvinyl alcohol catalyst, Portland cement, and sand; and a cem... | 08/05/2008 |
| 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- and air-hardenable binders, exhibiting after hardening properti... | 07/22/2008 |
| 7393424 | 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 preparing the gypsum composition is also disclosed. The method comprises... | 07/01/2008 |
| 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 calcium sulfate hemihydrate, from about 1% to about 5% by weight adhesiv... | 05/20/2008 |
| 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, preferably magnesium sulfate. The emulsions of the invention do not require ... | 05/20/2008 |
| 7347895 | Flexible hydraulic compositions A composition for making flexible articles includes a hydraulic component of at least 50 weight % fly ash, a water-soluble, film-forming polymer and water. Articles are made from this composition by making a slurry of the components, forming the article and allowing... | 03/25/2008 |
| 7338702 | Non-woven glass mat with dissolvable binder system for fiber-reinforced gypsum board A gypsum board having glass fiber reinforcement. The glass fiber has sizing promoting bonding with a gypsum matrix. The glass fibers are added to the gypsum matrix cia a non-woven glass fiber mat bonded initially with a dissolvable or reversible binder to maintain t... | 03/04/2008 |
| 7337587 | Construction assembly of plaster boards and a method of assembling a plurality of plaster boards A construction assembly includes a plurality of plaster boards, each of the plaster boards having a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein sai... | 03/04/2008 |
| 7328756 | Settable fluids comprising particle-size distribution-adjusting agents and methods of use Settable fluids comprising particle-size distribution-adjusting agents, and methods of using such settable fluids in subterranean and surface applications are provided. In certain exemplary embodiments, the settable fluid comprises a cement, a set retarder, and a pa... | 02/12/2008 |
| 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 landfilled wastes, granular material piles or for soil erosion control. ... | 10/23/2007 |
| 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 wood based material and cotton based material, and gypsum bearing mat... | 10/02/2007 |
| 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 preparing the gypsum composition is also disclosed. The method comprises... | 08/28/2007 |
| 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 consists of polymer resin binders and gypsum. Further provided is a ... | 08/14/2007 |
| 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 useful balance of setting time and stability. ... | 12/19/2006 |
| 7147705 | Methods, cement compositions and oil suspensions of powder Methods, cement compositions and oil suspensions of powders selected from the group consisting of micro-silica, silica flour, fine silica flour, silica sand, fine particle size cement, ultra-fine particle size cement, fly ash, slag, vitrified shale and zeolite. ... | 12/12/2006 |
| 7144454 | Efflorescence control with wax A method for making a concrete shaped product more resistant to efflorescence, including forming a mixture of a wax blend with a concrete mix into a shaped product, the wax blend including a weight ratio of 50.01% to 99.99% of a main wax and 0.01% to 49.99% of a sec... | 12/05/2006 |
| 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 commercial paint booth operations. The preferred embodiment comprises adding... | 10/31/2006 |
| 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 strengthening component and an inorganic cementitious material. The addition... | 09/12/2006 |
| 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% by weight of at least one of silicic acid, alumina and iron oxide, 3... | 07/04/2006 |
| 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, an acrylic monomer, and a sulfonate monomer. The sulfonate-containing... | 07/04/2006 |
| 7071254 | Preparation containing gypsum from flue gas desulphurisation, method for using the same and use thereof The present invention relates to a composition, and a method of preparing and using the same. The composition contains at least one water-soluble or water-dispersible polymer or combinations thereof, and one or more filler particles that includes WDP gypsum particle... | 07/04/2006 |
| 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 the surfactant to the permeable cement composition yields at least a pu... | 05/30/2006 |
| 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 reducing additive which reduces the quantity of airborne dust particl... | 05/30/2006 |
| 7048791 | 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 reducing additive which reduces the quantity of airborne dust particl... | 05/23/2006 |
| 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 subterranean formations utilizing a fracturing fluid comprising a permeable ceme... | 05/16/2006 |
| 7045008 | 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 reducing additive which reduces the quantity of airborne dust particl... | 05/16/2006 |
| 7037367 | Concrete surface retarders Surface retarder compositions of the invention comprise at least one surface retarder active suspended in a vegatable oil or derivative thereof, an animal oil or derivative thereof, or mixtures thereof. Methods involving use of the compositions are also described. | 05/02/2006 |
| 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 about 17,000 to about 47,000. The present invention also provides a m... | 04/25/2006 |
| 7033431 | Surfactant composition for gypsum plaster boards A gypsum composition including gypsum, water, and a surfactant composition of alkyl sulfates of formula H(CH2)nOSO3−M+, in which n is from 6 to 16, the mean number of carbon atoms in the alkyl sulfate composit... | 04/25/2006 |
| 6955844 | Construction materials containing surface modified fibers Construction materials containing surface modified reinforcements are used to fabricate composite structures. The composite structures comprise a matrix material and surface modified reinforcements, such as fibers and particulates. The surface modifier may be applie... | 10/18/2005 |
| 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 is presented. ... | 10/11/2005 |
| 6953090 | Cementing subterranean zones using cement compositions containing biodegradable dispersants Methods of cementing subterranean zones using cement compositions containing biogradable dispersants are provided. The methods are basically comprised of the steps of preparing a hydraulic cement, a biodegradable dispersant comprised of polyaspartic acid containing ... | 10/11/2005 |
| 6946504 | Formulations containing polyvinyl alcohol and sulphonated melamine polycondensate for use in gypsum slurries Aqueous formulation for enhancing flowability and setting properties of gypsum, slurries, comprising wax, polyvinyl-alcohol and a sulphonated melamine polycondensate are used for imparting water repellency to gypsum wall boards. ... | 09/20/2005 |
| 6932863 | Gypsum product and method therefor A method for making a gypsum product water resistant, the method comprising adding a suspension of a hydrophobic substance to a gypsum slurry. ... | 08/23/2005 |
| 6932870 | System and process for dispensing an adhesive onto a core during the formation of rolled products A process and system for applying an adhesive to a core during the production of rolled paper products is disclosed. The system of the present invention is generally directed to the use of pumping devices that meter out constant volumetric amounts of an adhesive ont... | 08/23/2005 |
