Color Additive (other Than Whitener) Patents (Class 106/712)
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Patent number: 7410536Abstract: The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use.Type: GrantFiled: May 1, 2007Date of Patent: August 12, 2008Assignee: LANXESS Deutschland GmbHInventors: Holger Friedrich, Herbert Kunstmann
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Patent number: 7387672Abstract: The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use.Type: GrantFiled: May 1, 2007Date of Patent: June 17, 2008Assignee: LANXESS Deutschland GmbHInventor: Holger Friedrich
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Patent number: 7387671Abstract: Iron Oxide pigment containing greater than 99% iron oxide, having a chloride content of less than 0.1% and a mean solid diameter of 10 to 500 ?m and methods of making the same are disclosed.Type: GrantFiled: March 4, 2004Date of Patent: June 17, 2008Assignee: LANXESS Deutschland GmbHInventors: Ulrich Meisen, Leslaw Mleczko
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Publication number: 20070272127Abstract: A marble dust mixture kit and method for providing the same. The marble dust mixture is for application to an inner surface of a cement pool. The marble dust mixture kit includes a marble mix composition of white cement, marble dust, and a specified amount of dye. The marble dust mixture kit is preferably contained in a sealable container.Type: ApplicationFiled: May 27, 2006Publication date: November 29, 2007Inventor: Antonio Puccio
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Patent number: 7300514Abstract: The photocatalytic granular mixture for mortar and concrete includes a photocatalyst in the form of at least two granular classes with different B.E.T. specific surfaces. It has a photocatalytic activity greater than that of a monodisperse photocatalyst with a single range of B.E.T. specific surface, and thus permits, in association with a conventional hydraulic binder, to obtain construction and repair materials whose aptitude for self cleaning, for the reduction of odors, and for the depollution of ambient air, is considerably improved.Type: GrantFiled: October 3, 2003Date of Patent: November 27, 2007Assignee: Ciments FrancaisInventors: Laurent Bonafous, Luigi Cassar, Pierre Cassat, Francine Colombet, legal representative, Laurent Guillot, Pierre Colombet, deceased
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Patent number: 7294191Abstract: The present invention relates to pure-coloured, readily dispersible iron oxide red pigments having high grinding stability, to a process for preparing them, and to their use.Type: GrantFiled: May 13, 2005Date of Patent: November 13, 2007Assignee: LANXESS Deutschland GmbHInventors: Carsten Rosenhahn, Wilfried Burow, Volker Schneider
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Patent number: 7235127Abstract: The present invention relates to reduction- and oxidation-stable iron oxide black pigments having high color strength, the preparation thereof and the use thereof.Type: GrantFiled: December 13, 2005Date of Patent: June 26, 2007Assignee: LANXESS Deutschland GmbHInventors: Herbert Kunstmann, Udo Kräuter, Carsten Rosenhahn, Hans-Josef Moringen
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Patent number: 7156914Abstract: A pigment paste and a method for making the same that alters the appearance of concrete such that, after the concrete sets, it resembles natural stone concrete sets, it resembles natural stone (e.g., marble, granite, sandstone, bluestone, etc.) without separately applying a finish of any kind to the concrete are provided. The pigment paste preferably comprises a filler, a pigment, an anti-foaming agent, a surfactant, and water. In some embodiments, the surfactant is a water reducing admixture. A concrete compound having a finish resembling natural stone is made by combining the pigment paste with a concrete mix, which includes a cementitious material with aggregate and water, and a chemical admixture. Upon adding the pigment paste and mixing it, the cementitious material is allowed to set, where, after it sets, the concrete has a finish resembling natural stone.Type: GrantFiled: June 24, 2004Date of Patent: January 2, 2007Assignee: The Original Concrete Company, LLCInventor: Semyon A. Shimanovich
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Patent number: 7157112Abstract: Presented are methods for reducing energy consumption by coating external vertical walls of a building with a wall paint comprising reflective metal oxide pigments. Methods for painting external vertical walls as well as compositions comprising base paint combined with reflective metal oxide pigments are also presented.Type: GrantFiled: March 26, 2004Date of Patent: January 2, 2007Assignee: Textured Coatings of America, Inc.Inventor: Jay A. Haines
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Patent number: 7128780Abstract: 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 the liquid paint sludge as the hydrating agent directly to the building material mix.Type: GrantFiled: October 3, 2002Date of Patent: October 31, 2006Assignee: E. I. du Pont de Nemours and CompanyInventors: Robert R. Matheson, Dennis M. Dixon, John R. Moore, David A. Fischer
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Patent number: 7094287Abstract: A liquid composition, active curing additive for water or solvent borne surface coatings and sealants such: latex products, paints, putties, caulks, sports track and court construction, asphalt or coal tar seal coating, asphalt paving, micro-seal, roof tars, asphalt emulsions, crack sealants, and the like is provided. The additive functions to significantly reduce the amount of time required for the surface coating to cure and thereby allows the coated or sealed surface to be quickly returned to service. Preferably, the additive is composed of a composition of fly ash, hydrous ammonia, water or solvent, and bentonite. This formulation, when added to a liquid surface sealant or coating, will create an active process within the film of the said sealant or coating which draws water out of the film extremely fast, thereby reducing the amount of time required for the surface coating or sealant to cure.Type: GrantFiled: April 21, 2005Date of Patent: August 22, 2006Assignee: SGA Global, L.L.C.Inventors: Rick Poole, Mark Lane
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Patent number: 7063739Abstract: A liquid composition additive for surface coatings such as paint or coal tar asphalt sealant is provided. The additive functions to significantly reduce the amount of time required for the surface coating to dry and thereby allows the coated surface to be quickly returned to service. Preferably, the additive is composed of a composition of fly ash hydrous ammonia, water, and a colorant. This formulation, when added to a liquid surface sealant or coating, will draw water out of the surface coating extremely fast thereby reducing the amount of time required for the surface coating to dry.Type: GrantFiled: April 22, 2004Date of Patent: June 20, 2006Inventors: Rick Poole, Mark Lane
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Patent number: 6875265Abstract: The present invention relates to an improved high-performance permeable concrete obtained by spreading and compacting a mixture which comprises 1,500-1,850 kg/m3 of aggregates; 320-400 kg/m3 of Portland cement; 28-35% of the cement (90-140 kg/m3) of water; 2-5% of the cement (6-20 kg/m3) of a pigment; and 3-10% of the cement (10-40 kg/m3) of charcoal dust, 7-15% of the cement (22-60 kg/m3) being substituted for particulates of blast furnace slag, and having the compressive strength of 120-300 kgf/cm2 and the permeability coefficient of 2×10?2 cm/sec or more. The permeable concrete according to the present invention is environmental friendly and has excellent strength and permeability.Type: GrantFiled: March 19, 2004Date of Patent: April 5, 2005Inventor: Sung Soon Kang
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Patent number: 6855440Abstract: A construction product made from an extrudable composition formed into various shapes for use in deck-building systems and other applications is disclosed. The extrudable composition prepared from polyethylene polymeric compounds, such as HDPE, and mixed with a mineral such as fiberglass, mineral wool or sand, along with a pigment, has sufficient strength and other advantageous properties to be useful for those construction applications.Type: GrantFiled: February 5, 2003Date of Patent: February 15, 2005Inventor: Paul Bracegirdle
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Patent number: 6824604Abstract: The invention relates to coloring pigment granulates and a method for producing the same. The aim of the invention is to provide a granulate and a method for economically producing the same. The granulate disintegrates very quickly once added to a building material that is to be colored. To this end, the granulates are comprised of granulate cores which do not contain binding agents, which have a granular size ranging from 0.1 to 8 mm and which are enclosed by an enveloping layer made of a material that can be broken down. In addition, the granulates have a moisture content <30% and the granulates that do not contain binding agents are produced in a pregranulator, are compacted immediately after granulation and are subsequently subjected to a screening process. Lastly, the useful granular fraction that has been separated out during the screening process is enclosed with an enveloping material.Type: GrantFiled: January 4, 2002Date of Patent: November 30, 2004Assignee: Rhein-Chemotechnik GmbH Gesellschaft für Chemisch-Technishche ErzeugnisseInventors: Bernd Noack, Bernd Herrmann
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Publication number: 20040231567Abstract: A cementitious composition is provided that is composed of hydraulic cement and a liquid coloring suspension. The liquid coloring suspension which contains polycarboxylate dispersant and pigment provides the cementitious composition with increased dispersion of pigment particles, lowered water content, and improved coloration over that observed in the prior art. Also, a liquid coloring suspension for cementitious compositions is provided which contains polycarboxylate dispersant, pigment, and thixotropic additive. The liquid coloring suspension increases the color of cementitious compositions, reduces the water content and has long term stability in that it does not become increasingly viscous over time.Type: ApplicationFiled: March 26, 2004Publication date: November 25, 2004Applicants: Construction Research & Technology GmbH, L. M. Scofield CompanyInventors: Nancy A. Dulzer, Jeffrey L. Matrician, Martin E. Wild
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Publication number: 20040226482Abstract: A colored cement composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that uses a colored cement produced from clinkers formed with pigment prior to sintering and a naturally occurring colored or pigmented inert filler.Type: ApplicationFiled: February 11, 2004Publication date: November 18, 2004Inventors: Charles J. Johansen, Ernest D. Hollas
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Patent number: 6786965Abstract: An aqueous organic pigment dispersion used to integrally color concrete and other building materials which includes: alkali metal silica particles as a binder; organic pigment; water; and dispersing agent in an amount effective to disperse the organic pigment and the binder in the water. A method for preparing the aqueous organic pigment dispersion includes (i) mixing, at 3,000 to 10,000 rpm, alkali metal silica particles; organic pigment; and dispersing agent, thereby forming a dispersion premix; (ii) milling the dispersion precursor in a mixer filled with glass beads for a period of time sufficient to reduce the particle size of the organic pigment to about 100 to about 300 nanometers, thereby forming a non-standardized dispersion; and (iii) standardizing the dispersion against a color standard by adding water.Type: GrantFiled: September 9, 2002Date of Patent: September 7, 2004Assignee: Sun Chemical CorporationInventors: Charles W. Perry, Donald C. Dulaney, James Moore
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Patent number: 6776838Abstract: A white pozzolan derived from by-products of manufacturing vitreous low alkali, low iron glass fibers, and to the method for producing the white pozzolan. The invention relates as well to cement compositions based on the white pozzolan, such as white and pigmented blended pozzolanic cements of high durability for use in applications such as white or colored architectural concrete, building materials, and manufactured cementitious products. The white pozzolan also functions as a high performance pozzolan with grey cement.Type: GrantFiled: March 1, 2002Date of Patent: August 17, 2004Assignee: Albacem, LLCInventors: Raymond T. Hemmings, Robert D. Nelson, Philip L. Graves, Bruce J. Cornelius
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Patent number: 6758893Abstract: A method for the preparation of pigment granules includes mixing at least one pigment selected from the group consisting of iron oxide and chromium oxides with 1-25 wt. % water to form a damp powder. The damp powder is then pressure extruded through at least one die to form granules. The granules are then dried so that the final water content of the granules is less than about 1%, crumble and sieved to form the final product.Type: GrantFiled: June 20, 2002Date of Patent: July 6, 2004Assignee: Elementis Pigments, Inc.Inventors: Hugh Joseph McAulay, George Podolsky, Andrew Morris, Roy Laundon
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Publication number: 20040074421Abstract: A composition for colouring the surface of a porous substrate is disclosed comprising a colorant, a binding agent, and a water-repelling agent is disclosed wherein upon application of the composition to the surface of the porous substrate, the composition penetrates the surface through the pores of the substrate, and adds colour to the surface of the porous substrate. Also disclosed is the method for coloring a substrate, a colored surface of a porous substrate and a process for producing such a composition.Type: ApplicationFiled: October 24, 2002Publication date: April 22, 2004Applicant: SILICA PACIFIC PTY. LIMITEDInventor: Stuart Anderson
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Publication number: 20040040469Abstract: A method for the preparation of pigment granules includes mixing at least one pigment selected from the group consisting of iron oxide and chromium oxides with 1-25 wt. % water to form a damp powder. The damp powder is then pressure extruded through at least one die to form granules. The granules are then dried so that the final water content of the granules is less than about 1%, crumbled and sieved to form the final product.Type: ApplicationFiled: June 20, 2002Publication date: March 4, 2004Applicant: Elementis Pigments, Inc.Inventors: Hugh Joseph McAulay, George Podolsky, Andrew Morris, Roy Laundon
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Patent number: 6695910Abstract: The lightly colored sulfoaluminous clinker contains: more than 55% by weight of calcium sulfoaluminate phase (C4A3S), more than 10% by weight of belite phase (C2S), less than 10% by weight of anhydrite (C{overscore (S)}), and contains practically no ferrite phase, nor a gehlenite phase (C2AS), nor free lime. It is prepared by a process of roasting carried out at temperatures comprised between about 1250° C. and 1350° C. It can be used for a wide range of applications by combining it with a source of calcium sulfate and/or Portland cement, to obtain binders having specific properties (color, setup time, mechanical strength, expansion or contraction . . . ).Type: GrantFiled: October 24, 2002Date of Patent: February 24, 2004Assignee: Ciments FrancaisInventors: Bruno Classen, Pierre Colombet
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Patent number: 6692565Abstract: A composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that employs a pigmented inert filler.Type: GrantFiled: March 25, 2002Date of Patent: February 17, 2004Assignee: C-Cure Corp.Inventors: Charles J. Johansen, Jr., Ernest D. Hollas
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Publication number: 20040024108Abstract: To provide a novel light responsive material having responsive property with visible light despite essentially not comprising oxygen defects, a method of manufacturing thereof, and applications thereof. That is, the light-responsive material in the form of rutile-type titanium oxide with a light source peak wavelength of 520 nm and activity due to the effect of light with a full width at half maximum of 20 nm. The activity due to the effect of light is NO elimination activity. The method of manufacturing the light-responsive material comprising the treatment with nitrogen plasma, or the treatment in an ammonia atmosphere of rutile-type titanium oxide.Type: ApplicationFiled: August 1, 2002Publication date: February 5, 2004Applicant: ECODEVICE CORPORATIONInventor: Shinichi Sugihara
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Publication number: 20040011256Abstract: The invention relates to a luminous composition including hydraulic cement, a polymer, limestone and micro-capsules of an alkaline earth metal aluminate encapsulated in a light-transmitting resin, light-transmitting glass or combination thereof. The invention is also directed to a method of making a luminous composition. The method includes cooling an alkaline earth metal aluminate encapsulated in a light-transmitting resin, light-transmitting glass or combination thereof to a temperature of about −250° F. to about −350° F. and rendering the encapsulated aluminate into a powder comprising micro-capsules of the alkaline earth metal aluminate encapsulated in the light-transmitting resin, light-transmitting glass or combination thereof, wherein the micro-capsules range in size from about 0.7 &mgr;m to about 200 &mgr;m. The method then includes combining the aluminate powder with hydraulic cement, a polymer and limestone.Type: ApplicationFiled: April 16, 2003Publication date: January 22, 2004Inventor: Thomas D. Beimel
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Publication number: 20030227814Abstract: Producing both colored and noncolored lightweight aggregates. The processes involve mixing a lightweight fine material such as ash with cement, and optionally pigment, then agglomerating the mixture, curing, and sizing the lightweight aggregate. Calcium stearate is added to the lightweight aggregate for reducing the moisture permeability of the lightweight aggregate end product. The colored and noncolored lightweight aggregate may be used in a variety of ways such as to provide a lightweight concrete mix with the same exterior and interior color, and for other asphalt pavement, geotechnical, horticulture, and specialty uses.Type: ApplicationFiled: June 10, 2002Publication date: December 11, 2003Inventors: Michael Priesnitz, Thomas D. Hubbard, William B. Johnson
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Publication number: 20030213412Abstract: A method of making a concrete slurry includes accumulating recycled latex paint in a batch sufficiently large so that the paint attains a desired, uniform color. The paint in the batch is mixed and macerated. The paint is then mixed with aggregate and cement. Preferably the color is a brown/gray color. In one preferred embodiment the paint comprises at least 50% by weight of liquid added to the slurry. The slurry may be used to produce concrete highway barriers.Type: ApplicationFiled: May 17, 2002Publication date: November 20, 2003Inventor: James Joseph Drew
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Patent number: 6648962Abstract: Substantially hydrated cementitious particulates useful for delivering admixtures and additives into adhesives, coatings, paints, and other matrix compositions such as cement, concrete, masonry, mortar, fireproofing, shotcrete, and others. Preferred embodiments include intermixing at least one admixture, water, and hydratable cementitious binder to provide a substantially hydrated hardened mass and comminuting the hardened mass into particulates. Alternatively, or in addition, one or more admixtures may be coated onto the external surface area of the particulates, which are microscopically granulosic, to provide accurate and high level loading.Type: GrantFiled: September 6, 2001Date of Patent: November 18, 2003Assignee: W. R. Grace & Co.-Conn.Inventors: Neal S. Berke, Antonio J. Aldykiewicz, Jr., Noah D. Budiansky, Arnon Bentur
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Publication number: 20030198122Abstract: A process and equipment for producing multi-color concrete products, including architectural concrete blocks, concrete bricks, modular concrete products that are suitable for use in landscaping applications, such as retaining wall blocks, concrete pavers, and concrete slabs. The invention includes a hopper that is divided into separate sections, with each section intended to contain a differently colored concrete. Each hopper section includes a controllable discharge opening that permits precise control of the amount of each concrete color that is discharged from the hopper. The colored concrete is then transported to and dumped into a hopper of a concrete product production machine, where the concrete is blended into a multi-color concrete blend for use in producing the concrete products.Type: ApplicationFiled: April 22, 2002Publication date: October 23, 2003Inventor: Jay Jeffrey Johnson
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Publication number: 20030173540Abstract: A process for incorporating a long persistent phosphor within a settable material includes firing a doped phosphor to obtain a phosphor having a persistence that ranges from minutes to hours. The fired phosphor is then ground into a phosphor particulate having a mean domain size. Typical particulate mean domain size ranges from 1 to 60 microns. The phosphor particulate is thereafter encapsulated within a water impervious coating material such as silicon oxide or fluoride. The coated phosphor particulate is then mixed in a specified volume ratio within the settable material while the settable material is in a pre-set state. Typical formulation ratios range from 0.1 to 30 volume percent of particulate. A method of forming a phosphorescent solid article is also disclosed.Type: ApplicationFiled: February 19, 2003Publication date: September 18, 2003Inventors: Bradford K Mortz, Robert H Miller
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Patent number: 6596074Abstract: The present invention pertains to the use of phosphorescent pigments in cementious materials and allied applications, specifically in use for tile mortars and grouts, pool plasters, wall plasters, cementious roofing materials, cementious surface coatings, cement patches and self leveling compounds. The material will luminesce in the absence of an external source after irradiation with sunlight, visible, ultra-violet (UV) and/or infrared radiation without any degradation in the integrity of the cementious materials from their original applications. The cementious materials need to be capable of being applied by trowel, brush, or spray, forming a strong bond to the surface to which it has been applied. The phosphorescent material should be insoluble in water, compatible with cementious materials, remain fixed in the cementious material, effective at high pH, and produce a long lasting luminescence, for up to 8 to 12 hours, in the visible portion of the spectrum after exposure to a radiation source.Type: GrantFiled: July 20, 2001Date of Patent: July 22, 2003Assignee: Southern Grouts and Mortars, Inc.Inventor: Robert S. Pomeroy
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Patent number: 6551701Abstract: The present invention is directed to a coating composition for print media. The present invention is further directed to improved printed substrates having the coating composition thereon and methods of making the improved print substrates. The improved print substrates substantially enhance the brightness and brilliance of colorants applied to the coating composition, especially compared to colorants applied to conventional coated or uncoated print media.Type: GrantFiled: September 25, 2000Date of Patent: April 22, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Ronald S. Nohr, John G. MacDonald
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Patent number: 6537366Abstract: A composition for coloring concrete and methods for making the composition is provided, which includes a hydrophobic efflorescence control agent selected from the group consisting of calcium stearates, zinc stearates, sodium stearates, butyl stearate, stearic acid derivatives, stearic acid salts, and a mixture thereof, a particulated polymer selected from the group consisting of styrene-based polymers and copolymers, acrylic-based polymers and copolymers, polyvinyl acetates, polyepoxides, polyurethanes, butadiene rubbers, and a mixture thereof; and a colorant, wherein the composition improves the durability of the concrete while enhancing the durability and retention of said colorant.Type: GrantFiled: December 26, 2000Date of Patent: March 25, 2003Assignee: Color & Chemical Technologies, Inc.Inventor: William W. Supplee, Sr.
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Publication number: 20030051638Abstract: The present invention pertains to the use of phosphorescent pigments in cementious materials and allied applications, specifically in use for tile mortars and grouts, pool plasters, wall plasters, cementious roofing materials, cementious surface coatings, cement patches and self leveling compounds. The material will luminesce in the absence of an external source after irradiation with sunlight, visible, ultra-violet (UV) and/or infrared radiation without any degradation in the integrity of the cementious materials from their original applications. The cementious materials need to be capable of being applied by trowel, brush, or spray, forming a strong bond to the surface to which it has been applied. The phosphorescent material should be insoluble in water, compatible with cementious materials, remain fixed in the cementious material, effective at high pH, and produce a long lasting luminescence, for up to 8 to 12 hours, in the visible portion of the spectrum after exposure to a radiation source.Type: ApplicationFiled: July 20, 2001Publication date: March 20, 2003Inventor: Robert S. Pomeroy
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Patent number: 6514595Abstract: A dry formulation for an integrated marking material for concrete and asphalt application comprises a cementitious mixture including a hydraulic or cementitious binder, a redispersible polymeric cement modifier, a retroreflective agent filler, and optionally, a reflective agent filler. The formulation preferably includes a pigment, aggregate, a dispersant, a plasticizer, and/or a water reducer. The formulation optionally includes at least one admixture selected from an accelerator, an air entrainer, a defoamer, fibers, an inert filler, a natural clay, a pozzolanic filler, a retarder, a rheology modifier, a shrinkage compensating agent, a synthetic clay, a suspending agent, and a thickening agent. The marking material, when applied, has broadcast onto and embedded into its surface, additional retroreflective agents.Type: GrantFiled: April 26, 1999Date of Patent: February 4, 2003Assignee: MBT Holding AGInventor: Sandra R. Sprouts
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Patent number: 6503315Abstract: The present invention relates to a process for producing iron oxide red pigments containing the step of forming a suspension of haematite nuclei by reaction between dilute nitric acid and elemental iron above 90° C. and to pigments of pure color and their use.Type: GrantFiled: November 22, 2000Date of Patent: January 7, 2003Assignee: Bayer AktiengesellschaftInventors: Norbert Etzenbach, Kai Bütje
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Publication number: 20020144632Abstract: A composition and method for preparing colored cement for use as mortars, grouts, stuccos or pool plasters that employs a pigmented inert filler.Type: ApplicationFiled: March 25, 2002Publication date: October 10, 2002Inventors: Charles J. Johansen,, Ernest D. Hollas
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Patent number: 6454848Abstract: The present invention provides new solid solutions having a corundum-hematite crystalline structure which are useful as inorganic color pigments. Solid solutions according to the present invention include a host component having a corundum-hematite crystalline structure which contains as guest components one or more elements from the group consisting of aluminum, antimony, bismuth, boron, chrome, cobalt, gallium, indium, iron, lanthanum, lithium, magnesium, manganese, molybdenum, neodymium, nickel, niobium, silicon, tin, titanium, vanadium, and zinc. Solid solutions according to the present invention are formed by thoroughly mixing compounds, usually metal oxides or precursors thereof, which contain the host and guest components and then calcining the compounds to form the solid solutions having the corundum-hematite crystalline structure. Some of the new solid solutions according to the present invention exhibit relatively low Y CIE tri-stimulus values and relatively high near infrared reflectance.Type: GrantFiled: December 20, 2000Date of Patent: September 24, 2002Assignee: Ferro CorporationInventors: Terrence R. Sliwinski, Richard A. Pipoly, Robert P. Blonski
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Patent number: 6432196Abstract: The present invention relates to a process for producing briquetted and pressed granular material and the use thereof for coloring building materials, such as concrete and asphalt, and organic media, such as paint systems, plastics and colored pastes.Type: GrantFiled: July 19, 1999Date of Patent: August 13, 2002Assignee: Bayer AktiengesellschaftInventors: Günter Linde, Olaf Schmidt-Park, Manfred Eitel, Lothar Steiling
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Publication number: 20020053660Abstract: A new and improved texture solution composition is disclosed that would be applied to decorative rock, concrete, lithocrete, and tile. Applying the texture solution to decorative rock, concrete, lithocrete and tile surfaces would add a distinct “glow-in-the-dark” characteristic to them. These surfaces with this texture solution applied would have the quality of phosphorescence, and would glow minutes after being exposed to bright light. In addition, the solution would glow when “black light” is shown on it.Type: ApplicationFiled: November 3, 2001Publication date: May 9, 2002Inventor: Hector Gomez
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Patent number: 6309992Abstract: A dielectric forming material for use as a transparent dielectric layer formed on an inside surface of a front glass substrate in a plasma display panel comprises powder of colored glass. The powder of colored glass comprises a base glass and coloring ingredients added thereto. The coloring ingredients comprise CoO and NiO. The powder of colored glass provides a glass film having a spectral transmittance T%(460 nm) of 50-75% at the wavelength of 460 nm or a glass film having a spectral transmittance T%(460 nm) higher than a spectral transmittance T%(550 nm) at the wavelength of 550 nm and a spectral transmittance T%(620 nm) at the wavelength of 620 nm. The glass film is formed by applying the colored glass powder onto a soda lime glass plate having a thickness of 1.7 mm and by baking the colored glass powder to form a baked film having a thickness of 20-40 &mgr;m as the glass film.Type: GrantFiled: February 3, 2000Date of Patent: October 30, 2001Assignee: Nippon Electric Glass Co., Ltd.Inventors: Yoshiro Morita, Hiroyuki Oshita, Masahiko Ohji, Kazuo Hadano
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Publication number: 20010031240Abstract: The present invention relates to a process for the production of an iron oxide yellow byType: ApplicationFiled: March 2, 2001Publication date: October 18, 2001Inventor: Ulrich Meisen
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Patent number: 6270566Abstract: A process is disclosed for coloring building materials with inorganic pigments in the form of microgranulates. The granulates comprise one or more pigments and one or more compounds selected from boron, aluminum, silicon, titanium, zinc and tin.Type: GrantFiled: June 6, 1995Date of Patent: August 7, 2001Assignee: Bayer AGInventors: Jakob Rademachers, Günther Teichmann
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Patent number: 6267813Abstract: The invention concerns a method for the colouring of concrete, and especially in the colours blue or green. According to the method, copper powder from grinding work, for example, may be added before the concrete hardens. This colours the concrete mix due to its reaction with a substance added to the concrete.Type: GrantFiled: March 26, 1999Date of Patent: July 31, 2001Inventor: Pertti Juhani Kukkonen
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Patent number: 6264740Abstract: A method of producing a new type of cement, hereafter called Conch-krete. Conch-krete is created by adding sodium carbonate (also known as soda ash, natron, etc.) and one or more minerals from the calcium carbonate group (including aragonite, limestone, calcite, marble, dolomite, etc.) and the addition of water to the mix that will harden into a cement-like material. The combination of sodium carbonate and calcium carbonate can be either layered or in a mixed state. An exothermic reaction starts after the addition of water. The composition of Conch-krete can vary between 20% sodium carbonate and 80% calcium carbonate to 80% sodium carbonate and 20% calcium carbonate. Conch-Icrete can be used in a variety of applications not inclusive of forming bricks, interior architecture, table or counter tops, ornaments, repairing damaged cement products, casting and other applications not mentioned above.Type: GrantFiled: December 7, 1999Date of Patent: July 24, 2001Inventor: William J. McNulty, Jr.
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Patent number: 6235372Abstract: This invention relates to a color stable pigment composition for coating hard mineral granules employed for weather surfacing asphalt roofing and siding shingles. The composition is a 40-60% aqueous slurry of pigment containing ferrosoferric oxide and a silicate/clay mixture which is suitable for coating the surface of the mineral granules. The invention also pertains to a process for the manufacture of the coated granules, to the dry coated mineral granule product containing ferrosoferric oxide bonded in a silicate/clay matrix which is suitable for surfacing asphaltic shingles, to the dried composition containing from about 5 to about 50 wt. % total pigment in a silicate/clay matrix in which the pigment contains Fe3O4 in a concentration of between about 2 and about 100% and to a Fe3O4 pigment mixture per se.Type: GrantFiled: June 4, 1999Date of Patent: May 22, 2001Assignee: ISP Investments Inc.Inventor: Ingo B. Joedicke
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Patent number: 6042642Abstract: The present invention relates to iron oxide yellow pigments, to a method of producing iron oxide yellow pigments by a precipitation method from iron(II) chloride and an alkaline component, and to the use thereof.Type: GrantFiled: October 15, 1998Date of Patent: March 28, 2000Assignee: Bayer AGInventors: Rolf-Michael Braun, Eckhard Bayer, Ulrich Meisen
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Patent number: 5993536Abstract: A method of decoloring a colored concrete, comprises adding to the colored concrete, a decoloring pigment comprising a titanium oxide pigment, or a titanium oxide pigment and a pigment having a complementary color relative to color of the colored concrete. Such method can decolore the color of the colored concrete residue which attaches to or remains in production facilities in order to return a color thereof to that of an ordinary plain concrete, without works or treatments for washing-out or removing the colored concrete residue which attaches to or remains in the production facilities, in which the works or treatments are required in the case where the production facilities are used for the production of an ordinary plain concrete after the colored concrete has been produced therein, and without works or treatments for purifying a waste water generated upon washing-out or removing the residue and for making the waste water harmless; and a pigment used therefor.Type: GrantFiled: February 4, 1998Date of Patent: November 30, 1999Assignee: Toda Kogyo CorporationInventors: Toshiki Matsui, Masaru Isoai, Yasuhiko Fujii, Tomoyuki Imai
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Patent number: 5951752Abstract: An aqueous composition for coloring cement based compositions comprising water, pigment, a suspension enhancing agent and latex polymer solids.Type: GrantFiled: June 5, 1998Date of Patent: September 14, 1999Assignee: C-Cure CorporationInventors: Charles J. Johansen, Jr., Ernest D. Hollas, Robert L. Vecchio, Hani Zoumut