Abstract: Provided are a tread rubber composition and a pneumatic tire, which exhibit excellent wet grip performance when thermally damaged. A tread rubber composition having acetone extractable contents before and after heat aging (denoted by “AEf” and “AEo”, respectively) that satisfy the following relationships 1) and 2): 1) AEf?16.0%; 2) AEo/AEf×100?95%.

Abstract: Disclosed herein are compositions comprising a crosslinked product prepared by ionically crosslinking a solid grade oligomer and a polymer using an ionic crosslinking agent. In some embodiments, the polymer is derived from a hydrophobic monomer and/or a gas-phase mono-mer. In some embodiments, the solid grade oligomer is reacted with a polymer comprising a hydrophobic monomer and/or a gas-phase monomer. The present disclosure also relates to methods of making the disclosed compositions. The compositions disclosed herein can be used in a variety of applications including, but not limited to, asphalt compositions, paints, coatings, carpet compositions, paper binding and coating compositions, foams, or adhesives.

Abstract: Disclosed herein are composites capable of self-repairing. In some examples, the composites include a binding medium and a plurality of binding medium-repairing particles. The binding medium-repairing particles disclosed herein comprise a reactive agent encapsulated in a shell, where the reactive agent can interact with the binding medium to form an aggregate in the presence of an aqueous medium. Also disclosed herein are methods for making the composites and methods for making the binding medium-repairing particles.

Abstract: Disclosed are methods for producing rubber-containing bituminous mixtures by pressurizing mixtures of bituminous materials, crumb rubber, and one or more suspension agents with a gas, and then reducing the pressure, creating bubbles of the gas in the mixture. Also disclosed are methods of introducing gas into such mixture by rapid mixing. Mixtures produced by the disclosed methods, such as rubber-containing asphalt mixtures and paving compositions thereof, and their use are also disclosed.

Abstract: The present invention relates to a method for preparing an industrial asphalt comprising sparging an oxygen containing gas through an asphalt flux in the presence of 0.25 weight percent to about 12 weight percent of a highly saturated rubbery polymer at a temperature within the range of about 400° F. to about 550° F. for a period of time which is sufficient to increase the softening point of the asphalt flux to a value which is within the range of 185° F. to 250° F. and a penetration value of at least 15 dmm to produce the industrial asphalt. The highly saturated rubbery polymer can be a styrene-ethylene/butylene-styrene block copolymer rubber or a highly saturated styrene-ethylene/propylene-styrene block copolymer rubber.

Abstract: A concrete mix for producing freeze-thaw durable concrete having enhanced strength properties, like compressive strength, abrasion resistance, impact strength, toughness, is disclosed. The novel concrete mix contains deformable solid elements in place of 4-8% entrained air for good durability of concrete under freeze-thaw cycles.

Abstract: A rock dusting composition composed of rock dust, e.g., limestone or other mineral dust, water, pumping aid, and polymer, e.g., acrylamide homopolymers, acrylamide copolymers, and combinations thereof, and a method for applying the composition to the surface of a mine. The composition has a water content and a polymer content sufficient to allow the polymer to (i) disperse water molecules within the composition and, upon drying of the composition, (ii) dissipate forming void spaces in the dried composition. The composition is useful for suppressing propagation of a flame and/or fire caused by ignition of coal dust and/or gas within a coal mine.

Abstract: Polymeric foam and polymeric foam products that contain a foamable polymer material, at least one blowing agent, an infrared attenuating agent, and a polystyrene/polyethylene oxide copolymer are provided. In exemplary embodiments, the blowing agent contains an HFC. The maleic anhydride-styrene copolymer grafted with polyethylene oxide increases the cell size of the polymer foam and offsets or even negates the decreased cell size caused by an HFC blowing agent and/or infrared attenuating agents. In addition, the copolymer of maleic anhydride-styrene grafted with polyethylene oxide has a positive affect on the processability of the blowing agent(s) in the composition by both widening the process window and enhancing the solubility of the blowing agent in the polymer melt. Thus, the polystyrene/polyethylene oxide copolymer present in the inventive composition acts as a cell enlarger, a plasticizer, and a processing aid. A method of forming an extruded foam product is also provided.

Abstract: Polymeric foam and polymeric foam products that contain a foamable polymer material, at least one blowing agent, a polystyrene/polyethylene oxide copolymer, and optionally, an infrared attenuating agent, are provided. In exemplary embodiments, the blowing agent includes at least one hydrofluorocarbon blowing agent. The maleic anhydride-styrene copolymer grafted with polyethylene oxide provides a water vapor permeability of 1.1 perm inch or greater in the extruded foam product without detrimentally affecting physical or thermal properties of the product. Additionally, the copolymer of maleic anhydride-styrene grafted with polyethylene oxide has a positive affect on the processability of the blowing agent(s) in the composition by both widening the process window and enhancing the solubility of the blowing agent in the polymer melt. Thus, the polystyrene/polyethylene oxide copolymer present in the inventive composition acts as a cell enlarger, a plasticizer, and a processing aid.

Abstract: The present invention relates to a foamed polypropylene composition comprising a propylene homo- and/or copolymer and glass fibres, wherein (i) the composition has a density of 50 to 950 kg/m3, (ii) the tensile modulus tm(extrusion direction) measured according to ISO 527 in extrusion direction and the k-value measured according to ASTM C-518 satisfy the relation: tm(extrusion direction) [MPa]/k [W/mK]?9000 MPa·mK/W, to the use of said composition for the production of an insulating layer and to an article comprising said composition.

Abstract: The invention relates to a body, particularly a molded body made of polystyrene, particularly polystyrene particle foam or polystyrene hard foam, wherein the polystyrene, particularly the polystyrene particle foam or the polystyrene hard foam, comprises petroleum coke, particularly petroleum coke particles.

Abstract: A gypsum slurry is provided that includes calcium sulfate hemihydrate; water; a dispersant component comprising at least one of the following a comb-branched polymer with polyether side chains, naphthalene sulfonate-formaldehyde condensate or melamine sulfonate-formaldehyde condensate; a foaming agent; and a polycondensation component with three polycondensation repeating units. Also provided is a method for making a gypsum slurry with a foaming agent in which the ratio between the dispersant component and the polycondensation component is adjusted to control for the size of foam bubbles in the gypsum slurry. Gypsum products made from the gypsum slurry are provided and methods for making the products are provided as well.

Abstract: A process for surface modification of polymer that enhances cell growth as well as inhibits growth of microorganisms is disclosed.

Abstract: A method of making a lightweight cementitious binder composition with improved compressive strength for products such as cementitious panels is disclosed. The method mixes fly ash, alkali metal salt of citric acid, alkali metal silicate, foaming agent for entraining air, water and in the preferred embodiment a foam stabilizing agent. Compositions which include fly ash selected from the group consisting of class C fly ash, class F fly ash and mixtures thereof, alkali metal salts of citric acid, alkali metal silicates, foaming agents, and preferably a foam stabilizer, such as polyvinyl alcohol, and do not require use of set retarders. Compositions containing class F fly ash can optionally contain Type III Portland cement.

Abstract: Synthesis of polystyrene and/or other thermoplastic polymers or polymer blends which, for example, contain activated carbon and/or bamboo carbon carrying a co-blowing agent such as water and/or at least one of 1-dimensional, 2-dimensional, and 3-dimensional nano/micro-materials in suspension polymerization without using the inverse emulsion process. CO2 or other blowing agent based foaming processes such as extrusion, batch foaming, and injection molding may then be carried out to produce polymer foams that have low density, high-R value, bimodal structures, good mechanical properties, and high fire retardance.

Abstract: A foamed cement composition is disclosed for utilization in performing a variety of well cementing operations, and to methods for making and using same. The foamed cement composition basically includes a cement, water sufficient to form a pumpable slurry, a gas sufficient to foam the slurry, a foaming agent and optionally a foam stabilizing agent.

Abstract: Polymeric foam and polymeric foam products that contain a foamable polymer material, at least one blowing agent, a polystyrene/polyethylene oxide copolymer, and optionally, an infrared attenuating agent, are provided. In exemplary embodiments, the blowing agent includes at least one hydrofluorocarbon blowing agent. The maleic anhydride-styrene copolymer grafted with polyethylene oxide provides a water vapor permeability of 1.1 perm inch or greater in the extruded foam product without detrimentally affecting physical or thermal properties of the product. Additionally, the copolymer of maleic anhydride-styrene grafted with polyethylene oxide has a positive affect on the processability of the blowing agent(s) in the composition by both widening the process window and enhancing the solubility of the blowing agent in the polymer melt. Thus, the polystyrene/polyethylene oxide copolymer present in the inventive composition acts as a cell enlarger, a plasticizer, and a processing aid.

Abstract: Polymeric foam and polymeric foam products that contain a foamable polymer material, at least one blowing agent, an infrared attenuating agent, and a polystyrene/polyethylene oxide copolymer are provided. In exemplary embodiments, the blowing agent contains an HFC. The maleic anhydride-styrene copolymer grafted with polyethylene oxide increases the cell size of the polymer foam and offsets or even negates the decreased cell size caused by an HFC blowing agent and/or infrared attenuating agents. In addition, the copolymer of maleic anhydride-styrene grafted with polyethylene oxide has a positive affect on the processability of the blowing agent(s) in the composition by both widening the process window and enhancing the solubility of the blowing agent in the polymer melt. Thus, the polystyrene/polyethylene oxide copolymer present in the inventive composition acts as a cell enlarger, a plasticizer, and a processing aid. A method of forming an extruded foam product is also provided.

Abstract: Lightweight cementitious foams of the invention have excellent dynamic and dimensional stability due to use of foaming system comprising polycarboxylate surfactant foam generating agent, foam stabilizer (e.g., PVOH), and shrinkage reducing admixture to inhibit plastic shrinkage and micro-cracking of cement. The foaming system can be used in conventional cement mortars or concretes as well as with exemplary cementitious slurry systems of the invention, which include an expansive agent, a cross-linking agent for the foam stabilizer. Microfibers can be used in the foam, slurry, or both, to prevent micro-cracking. Cementitious foams can be made without use of autoclave or lightweight aggregates to achieve enhanced compressive strength and thermal insulation properties that compare favorably with conventional foams and insulation materials at comparable densities.

Abstract: A slurry for manufacturing gypsum board is disclosed. The slurry comprises calcined gypsum, water, a foaming agent, and a thickening agent. The thickening agent of the present disclosure acts to improve the cohesiveness of the slurry without adversely affecting the setting time of the slurry, the paper-to-core bond (wet and dry), or the head of the slurry by acting as a defoaming agent or coalescing agent. Examples of suitable thickening agents include cellulose ether and co-polymers containing varying degrees of polyacrylamide and acrylic acid. A gypsum board and method of forming the slurry and the gypsum board are also disclosed. The gypsum board comprises a gypsum layer formed from the slurry.

Abstract: A process for the production of a resilient foam by foaming a mixture, comprising from 50 to 97% by weight of an aqueous dispersion A) of SiO2 particles which have a mean particle diameter in the range from 1 to 100 nm, from 1 to 45% by weight of a polymer B) dissolved in water from 1 to 50% by weight of a blowing agent C) from 1 to 5% by weight of an emulsifier D) from 0 to 5% by weight of a crosslinking agent E) reactive with the polymer B), and the foam obtainable by the process and the use thereof.

Abstract: Methods of subterranean cementing involving cement compositions comprising particulate foamed elastomers and associated methods are provided. In one embodiment, the cement composition comprises a hydraulic cement, a particulate foamed elastomer, and an aqueous fluid. In one embodiment, the particulate foamed elastomer may comprise polyurethane foam.

Abstract: A method of making a lightweight cementitious binder composition with improved compressive strength for products such as cementitious panels is disclosed. The method mixes fly ash, alkali metal salt of citric acid, alkali metal silicate, foaming agent for entraining air, water and in the preferred embodiment a foam stabilizing agent. Compositions which include fly ash selected from the group consisting of class C fly ash, class F fly ash and mixtures thereof, alkali metal salts of citric acid, alkali metal silicates, foaming agents, and preferably a foam stabilizer, such as polyvinyl alcohol, and do not require use of set retarders. Compositions containing class F fly ash can optionally contain Type III Portland cement.

Abstract: Effective use of dispersants in wallboard containing foam results from a method where stucco is mixed with a first dispersant and a first quantity of water to form a gypsum slurry. A soap is blended with a second dispersant and a second quantity of water to make a foam. Subsequently, the foam is combined with the slurry. Choice of different first and second dispersants and their relative amounts allows control of the size distribution of the foam bubbles in the slurry and the resulting voids in the gypsum core. Melamine sulfonate condensate and polycarboxylate dispersants are preferred dispersants.

Abstract: A dry raw mixture for manufacturing cellular fibro-concrete comprises components preferably in the following ratio: Portland cement 20-75%, mineralogical additives 70-20%, microsilica 2-10%', super-plastifier 0.6-3%, polypropylene fiber 0.08-0.15%, pore former 0.002-0.65%, and modifying ceolite additive 2-10%. The mineralogical additives can be represented by: fly ashes from coal combustion, ashes and slag, silica sand, limestone, and any combination thereof. The pore former can be represented by aluminum powder. The structure of modifying ceolite additive includes tetrahedrons SiO2 and AlO4. The raw mixture is further subjected to -intermingling and grinding in a conventional thin-powder grinder/mechanical activator, -bringing the mixture to a construction site, and -adding water to the mixture, thereby obtaining cellular fibro concrete.

Abstract: The present invention relates to compositions and methods for producing high strength composites. In one embodiment, a polymer matrix and a naturally-occurring inorganic material are melt processed to produce a high strength composite. In a preferred embodiment, the naturally-occurring inorganic material is volcanic ash. High strength composites of this invention have particular utility as building materials and automotive components.

Abstract: The invention is a flame retardant for styrene foams. The flame retardant contains both aromatic bromine and an olefin. The olefin is an internal olefin. Desirable flame retardants are selected from: formula I: wherein R1 is C1-C6 and optionally containing a heteroatom or olefin; R2 is C1-C6 and optionally containing a heteroatom or olefin; and R3-R12 is H, C1-C6 (optionally containing a heteroatom), or halogen; and further wherein the compound of formula I is present in a concentration of at least 50 percent of a trans isomer; formula II: wherein R1 is Halogen, C1-C6 and optionally containing a heteroatom or olefin; R2 is Halogen, C1-C6 and optionally containing a heteroatom or olefin; and R3-R7 is H, C1-C6 (optionally containing a heteroatom), or halogen; and formula III: wherein R1 is Halogen, C1-C6 and optionally containing a heteroatom or olefin; R2 is Halogen, H, C1-C6 and optionally containing a heteroatom or olefin; and R3-R6 is H, halogen.

Abstract: A composition for use in construction that is substantially free of volatile organic compounds (VOC) that when applied to a surface produces a smooth or textured, water-shedding (hydrophobic properties), aesthetically-pleasing, protective continuous coating. The coated surface as well as the method of preparing and applying the composition is also provided.

Abstract: A porous polyimide obtained by removing a silica phase from an organic-inorganic polymer hybrid having a molecule structure in which a polyimide phase and the silica phase are held together by covalent bond.

Abstract: 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 electronic appliances and a pre-cast panel are not discarded, but recycled such that the urethane foam and the Styrofoam are mixed with concrete in the construction of flooring of apartments or an ondol of houses. Low weight structure, superior sound-absorption effect and heat insulation effect can be obtained, and cracks are prevented from being generated in the constructed part. Construction work is simplified, and economical efficiency is enhanced. Collected waste urethane foam and waste Styrofoam are pulverized into a size of 1 to 10 mm using a pulverizer. The pulverized urethane foam and Styrofoam are mixed to each other to form urethane foam.

Abstract: Polymeric foam and polymeric foam products that contain a foamable polymer material, at least one blowing agent, a polystyrene/polyethylene oxide copolymer, and optionally, an infrared attenuating agent, are provided. In exemplary embodiments, the blowing agent includes at least one hydrofluorocarbon blowing agent. The maleic anhydride-styrene copolymer grafted with polyethylene oxide provides a water vapor permeability of 1.1 perm inch or greater in the extruded foam product without detrimentally affecting physical or thermal properties of the product. Additionally, the copolymer of maleic anhydride-styrene grafted with polyethylene oxide has a positive affect on the processability of the blowing agent(s) in the composition by both widening the process window and enhancing the solubility of the blowing agent in the polymer melt. Thus, the polystyrene/polyethylene oxide copolymer present in the inventive composition acts as a cell enlarger, a plasticizer, and a processing aid.

Abstract: An electrically and ionically conductive porous material including a thermoplastic binder and one or more of anion exchange moieties or cation exchange moieties or mixtures thereof and/or one or more of a protein capture resin and an electrically conductive material. The thermoplastic binder immobilizes the moieties with respect to each other but does not substantially coat the moieties and forms the electrically conductive porous material. A wafer of the material and a method of making the material and wafer are disclosed.

Abstract: Disclosed is a microporous high density polyethylene film for a battery separator and a method of producing the same. The microporous high density polyethylene film includes high density polyethylene with a weight average molecular weight of 2×105-5×105, containing 5 wt % or less molecule with a molecular weight of 1×104 or less. The microporous high density polyethylene film has tensile strengths of 1,100 kg/cm2 or more in transverse and machine directions respectively, a puncture strength of 0.22 N/?m or more, a gas permeability (Darcy's permeability constant) of 1.3×10?5 Darcy or more, and shrinkages of 5% or less in machine and transverse directions, respectively. Particularly, the microporous high density polyethylene film has an excellent extrusion-compoundabiliy and stretchability and a high productivity, and can improve the performances and stability of a battery produced using the same.

Abstract: Composite materials and methods for their preparation are described herein. The composite materials include a polyurethane made from the reaction of at least one isocyanate and at least one polyol, and coal ash (e.g., fly ash). The composite materials are highly reactive systems such as through the use of highly reactive polyols, highly reactive isocyanates, or both. The coal ash is present in amounts from about 40% to about 90% by weight of the composite material. Also described is a method of preparing a composite material, including mixing at least one isocyanate, at least one polyol, coal ash, and a catalyst.

Abstract: A panel is provided that includes stucco, water and a dispersant component having dispersing properties and comprising a comb-branched polymer with polyether side chains, naphthalene sulfonate-formaldehyde condensate or melamine sulfonate-formaldehyde condensate. A polycondensation component is also included in the slurry that includes three repeating units. A method of making the gypsum panel includes combining stucco, water and a first dosage of a first dispersant to form a slurry, the first. A second dosage of a second dispersant is added to the slurry. Properties of the gypsum slurry are tested and it is formed into a product. The product sets and properties of the product are identified. The first dosage or the second dosage is changed based on the properties of the slurry or product.

Abstract: 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 electronic appliances and a pre-cast panel are not discarded, but recycled such that the urethane foam and the Styrofoam are mixed with concrete in the construction of flooring of apartments or an ondol of houses. Low weight structure, superior sound-absorption effect and heat insulation effect can be obtained, and cracks are prevented from being generated in the constructed part. Construction work is simplified, and economical efficiency is enhanced. Collected waste urethane foam and waste Styrofoam are pulverized into a size of 1 to 10 mm using a pulverizer. The pulverized urethane foam and Styrofoam are mixed to each other to form urethane foam.

Abstract: A constrained layer damping structure is provided, including a panel to be damped, a constraining layer and a layer of foam vibration damping material sandwiched therebetween. In one embodiment, the foam vibration damping material is provided from a composition including 5-50 weight percent polyvinyl butyral, 2-20 weight percent plasticizer, 25-65 weight percent filler, 1-15 weight percent tackifier, and 0.1-8 weight percent blowing agent, wherein the composition includes 15-65 weight percent total thermoplastic inclusive of polyvinyl butyral. In a further embodiment, the polyvinyl butyral is provided as recycled material from recycled auto glass, and includes a small quantity of plasticizer, typically but not necessarily of the phthalate-type or hexanoate-type.

Abstract: An expandable polystyrene bead production method, which is a two-step process, is disclosed. The method includes obtaining suspendable, homogenous micropellets from a mixed composition prepared by mixing graphite particles with a styrene-based resin and extruding the composition, and carrying out seed polymerization by suspending graphite-containing micropellets in water and adding a styrene-based monomer and an aromatic hydrocarbon having 6 to 10 carbon atoms, and impregnation by adding a blowing agent. The produced expandable polystyrene beads, which contain graphite particles, are considerably low in thermal conductivity. In addition, the expandable polystyrene beads exhibit a little change in the thermal conductivity over time due to the use of the graphite particles, so that the heat insulation property can be sustained for an extended period of time.

Abstract: 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 the second repeating unit is a vinyl or allyl group bound to a polyether by an ether linkage. The slurry can be made into a gypsum panel.

Abstract: The present invention relates to a formulation of a high-performance foamed cement material, comprising: at least one hydraulic binder, microparticles whose grain size ranges between 0.1 and 30 ?m, whose proportion ranges between 15 % and 50 % by mass in relation to the mass of hydraulic binder, mineral particles whose grain size ranges between 1 and 500 ?m, whose proportion ranges between 10 % and 35 % by mass in relation to the mass of hydraulic binder, the proportion of particles being lower than the proportion of microparticles, a hydrosoluble polymer thinning agent whose proportion ranges between 0.1 % and 8 % by mass in relation to the mass of hydraulic binder, water whose proportion is at most 40 % by mass in relation to the mass of hydraulic binder, a foaming agent whose proportion ranges between 0.1 % and 10 % by mass in relation to the mass of hydraulic binder.

Abstract: The subject of the present invention is a foamed polymer-inorganic binder hybrid material having controlled density and morphology, in particular a foamed polyurethane-inorganic binder hybrid, a method for the preparation of the same and its uses. Said material has high characteristics of thermal and acoustic insulation, water vapor permeability, fire resistance, lightness, as well as a good adhesiveness to concretes, mortars and plasters and a good compression resistance.

Abstract: Of the many compositions provided herein, an embodiment includes a foamed cement composition comprising a cementitious component, an oil-swellable particle comprising at least one swellable elastomer selected from the group consisting of acrylate butadiene rubber, polyacrylate rubber, isoprene rubber, choloroprene rubber, butyl rubber, brominated butyl rubber, chlorinated butyl rubber, chlorinated polyethylene, neoprene rubber, styrene butadiene block copolymer, sulphonated polyethylene, ethylene acrylate rubber, epichlorohydrin ethylene oxide copolymer, ethylene-propylene rubber, ethylene vinyl acetate copolymer, fluorosilicone rubber, silicone rubber, and combinations thereof, a foaming and stabilizing surfactant, gas, and water. Another embodiment includes a foamed cement composition comprising a cementitious component, an oil-swellable particle comprising a block copolymer of styrene butadiene rubber, a foaming and stabilizing surfactant, and gas.

Abstract: A method of manufacturing a polyurethane resin moulding for a vehicle interior part, includes: adding at least one of a polyol mixture and a polyisocyanate compound to at least one of microencapsulated paraffin waxes and shirasu balloons, followed by polymerizing the polyol mixture and the polyisocyanate compound. The polyol mixture contains a polyol, a catalyst, a chain extender and an auxiliary agent. A melting point of the microencapsulated paraffin waxes is 60° C. to 80° C.

Abstract: This invention relates to foam insulating products, particularly extruded polystyrene foam, containing multi-layered nano-graphite as a process additive for improving the physical properties of foam products.

Abstract: A viscoelastic composition, a panel constrained layer damper containing a viscoelastic layer and a constraining layer, and a damped structure all provided. The viscoelastic composition features an elastomeric polymeric component containing an ethylene vinyl acetate having a vinyl acetate content constituting about 60 weight percent or more of the ethylene vinyl acetate, a thermoplastic polymeric component such as an ethylene vinyl acetate with a vinyl acetate content constituting about 40 weight percent or less of the ethylene vinyl acetate, asphalt, filler, and a blowing agent.

Abstract: A mobile polymer system. The system includes a mobile platform and a heat generating device mounted to the mobile platform. The system also includes a polymer expansion unit mounted to the mobile platform, wherein the polymer expansion unit is adapted to expand a polymer, using heat generated by the heat generating device, at a location of the mobile polymer expansion system to create an expanded polymer that can be used to create an expanded polymeric product that is comprised of the expanded polymer.

Abstract: The present invention relates to methods, materials, and products for forming a foamed product, comprising the steps of combining an epoxy-based component with an amine-based component. The epoxy component is cross-linked through a polymerization reaction catalyzed by the amine formulation. In this regard, an reactive mixture or exothermic reaction is created between the epoxy component and the amine component when combined. The heat generated by the exothermic reaction softens a thermoplastic shell of a blowing agent formulated within the epoxy component thereby enabling a solvent core within the thermoplastic shell of the blowing agent to expand from the heat generated by the exothermic or reactive mixture.

Abstract: An electrically and ionically conductive porous material including a thermoplastic binder and one or more of anion exchange moieties or cation exchange moieties or mixtures thereof and/or one or more of a protein capture resin and an electrically conductive material. The thermoplastic binder immobilizes the moieties with respect to each other but does not substantially coat the moieties and forms the electrically conductive porous material. A wafer of the material and a method of making the material and wafer are disclosed.

Abstract: Disclosed are formulations adapted to form a foamed cementitious composition, the foamed cementitious composition itself, a method of forming a hydraulic binder foam, and a method of conveying and applying the resulting foam to a substrate. A pumpable cementitious slurry is formed, the slurry is mixed with a gas such as air, and is subjected to mechanically created turbulence to generate gas bubbles and create a foam, which preferably is stabilized by a foam stabilizing agent such as polyvinyl alcohol present in the slurry. The foam is then conveyed to a nozzle or other suitable dispense point from which it is applied, for example sprayed, preferably uniformly, onto a substrate to be coated. Prior to dispensing, a set accelerator is preferably injected, which causes the foam to gel, which in turn improves the hangability of the product on a substrate. The spray material adheres to the substrate and hardens to form an insulative coating on the substrate.

Abstract: The present invention describes improved cellular compositions that contain anhydrite that reaches high compression resistance values, of the order of 110 to 138 Kg/cm , as well as methods of obtaining of these. The obtained cellular materials with the compositions of the invention can be used like constructive structural materials, and without they present the problems commonly associate to the anhydrous calcium sulphate presence in similar materials.