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| Number | Title | Issue Date |
| 7182204 | Treatment method and device, in particular for excavation material A method and an apparatus for processing mixtures of material which contain a coarse component (3) and a predominantly cohesive fine component (4). Both the mixture of material (2) and an added material (5) are delivered in continuous str... | 02/27/2007 |
| 7169848 | Block copolymers and method for making same The present invention is a novel block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a... | 01/30/2007 |
| 7166666 | Curing composition comprising a polymer having two or more thiol groups per molecule, a compound having two or more isocyanate groups per molecule, carbon black and silicic acid or silicate filler, and/or a pulverized coal filler A curing composition contains a polymer having two or more thiol groups per molecule, a compound having two or more isocyanate groups per molecule, and carbon black, and further contains a filler of which main ingredient is silicic acid or a silicate, or contains an... | 01/23/2007 |
| 7160943 | Aqueous crumb rubber composition A fluid or semifluid additive composition useful for asphalt paving comprises between about 10% and about 50% crumb rubber, about 10% and about 50% petroleum hydrocarbon having at least about 50% aromatics, between about 10% and about 50% surface active clay, and wa... | 01/09/2007 |
| 7160976 | Polyurethane PSA Pressure-sensitive adhesive based on polyurethane, characterized in that the polyurethane is composed of the following starting materials which are reacted with one another in the stated proportions: a) at least one aliphatic or alicyclic diisocyanate h... | 01/09/2007 |
| 7157508 | Polymer-linked asphalt compositions Disclosed are a thermoplastic polymer-linked-asphalt composition and a process for making a thermoplastic polymer-linked-asphalt. More particularly, the present invention relates to the reaction and resultant linking of a combination of epoxide-containing polymers a... | 01/02/2007 |
| 7150785 | High performance asphalt using alkyl aromatic sulfonic acid asphaltene dispersants Disclosed is a high performance asphalt comprising a mixture of low to moderate performance asphalt with linear or branch chain alkyl substituted aromatic sulfonic acid. The high performance asphalt is made by mixing the low to moderate performance asphalt with 1 to... | 12/19/2006 |
| 7148273 | Bituminous composition with reduced gelation tendency The present invention concerns a bituminous composition which comprises a bituminous component (I), a block copolymer (II), comprising at least two terminal blocks of a poly(monovinylaromatic hydrocarbon) and at least one block of a poly(conjugated diene), and optio... | 12/12/2006 |
| 7144933 | Modified asphalt compositions A modified asphalt composition is provided comprising at least one plastomer, at least one elastomer, and asphalt. More specifically, a modified asphalt composition is provided comprising an oxidized polyethylene, a styrene-butadiene-styrene block copolymer, and asp... | 12/05/2006 |
| 7138437 | Polyurethane composition containing a property-enhancing agent A composition comprising at least a part A and a part B is disclosed. The part A comprises at least one polyol and the part B comprises at least one isocyanate. At least one part further comprises at least one of the following: a strength enhancer having a softening... | 11/21/2006 |
| 7132059 | Ambient applied desiccant matrix composition A desiccating matrix composition that includes hydrogen-bonding polymer, plasticizer, organic-modified clay, adsorbent and optionally metal stearate. ... | 11/07/2006 |
| 7125461 | Activatable material for sealing, baffling or reinforcing and method of forming same An activatable material and articles incorporating the same is disclosed. The activatable material includes at least three of an epoxy resin; a thermoplastic polyether; a blowing agent; a curing agent; and a filler. The activatable material is preferably used for se... | 10/24/2006 |
| 7094338 | Method of making and using a filter in the form of a block of agglomerated copolymer fragments One of the exemplary filter systems described includes a bracket and a filter module that can be suspended from the bracket by a plurality of flexible supports. The bracket can support the filter system beneath the grate of a storm drain without the need for the fil... | 08/22/2006 |
| 7091300 | Polyurethane PSA for sensitive surfaces Polyurethane-based pressure-sensitive adhesive which attaches strongly to polar plastic surfaces, smooth metal surfaces and glass, but which has weak, if any, adhesion to paper, paperboard or skin and is easily detachable without damaging surfaces during its removal... | 08/15/2006 |
| 7087665 | Quick-setting cationic aqueous emulsions using pre-treated rubber modified asphalt cement Cationic aqueous emulsions of rubber modified asphalt cement (RMAC) useable for paving, seal coat, slurry seal, roofing, coating and other applications. First, a RMAC is prepared by combining 45 to 90% by weight asphalt with about 5% to about 55% by weight solid rec... | 08/08/2006 |
| 7081492 | Ambient temperature anhydrous liquid cross-linking agent An air hydrous cross-linking compound which is liquid at ambient temperature. The cross-linking compound includes at least one element chosen from Group VI-A of the periodic table of elements and a natural or synthetic polymer. ... | 07/25/2006 |
| 7056981 | Modification of syndiotactic polypropylene with mineral oil Syndiotactic polypropylene blends having a unique set of mechanical properties may be prepared by blending syndiotactic polypropylene with a high molecular weight mineral oil, an ultra low density polyethylene, or both. The syndiotactic polypropylene blends of the p... | 06/06/2006 |
| 7056979 | Reaction product derived from amine-functionalized elastomers and maleated polyolefins A reaction product is prepared by reacting a first polymer having pendant or terminal carboxyl or anhydride groups with a second polymer (e.g. elastomer) having an amine containing terminal group. The second polymer is anionically polymerized. The second polymer is ... | 06/06/2006 |
| 7048878 | Process of forming oil-absorbent bodies A process for forming an oil-sorbent composition of matter with bound combinations of styrene-butadiene-styrene (SBS) and ethylene propylene diene monomer (EPDM) utilizes a low-temperature extrusion process. The SBS, or both materials, may be in the form of multitud... | 05/23/2006 |
| 7045570 | Liquid asphalt modifier The present invention relates to compositions and methods for providing an improved means of modifying asphalt with a polymer. More particularly, this invention provides a solvent system that permits addition of the polymer as a liquid that is preferred over solids ... | 05/16/2006 |
| 7041165 | Method for making cold-process bituminous mix The invention concerns a method for making cold-process bituminous mixes, using a bitumen-type emulsion in aqueous phase and aggregates. It consists of treating said aggregates with an agent providing hydrophobicity, prior to mixing said emulsion with said aggregate... | 05/09/2006 |
| 7037593 | Sealing membrane and method making a sealing membrane A waterproofing membrane comprising a bituminous mass which comprises at least one olefinic polymer with an intrinsic crystallinity. The method of manufacturing a waterproofing membrane includes the application by coating from below on a top face of a layer of fiber... | 05/02/2006 |
| 7033485 | Coal tar and hydrocarbon mixture pitch production using a high efficiency evaporative distillation process Described are methods that utilize high efficiency evaporative distillation to make a high softening point coal tar pitch, a quinoline insoluble-free and ash-free coal tar pitch having a desired softening point, and a mesophase coal tar pitch. Each of the methods us... | 04/25/2006 |
| 7033668 | Electrically conductive, preferably unbacked adhesive tape with permanent full-area pressure sensitive adhesion, composed of a film of a pressure sensitive adhesive which is preferably coated onto an antiadhesive medium and has an alkaline surface A preferably unbacked adhesive tape with permanent full-area pressure sensitive adhesion, composed of a film of a pressure sensitive adhesive which is preferably coated onto an antiadhesive medium and comprises an alkaline, solid, ... | 04/25/2006 |
| 7029606 | Hyperpolarizable organic chromophores A dihydrofuran-containing nonlinear optical chromophore having a π-electron donor group conjugated to the dihydrofuran group through a π-electron conjugated bridge group. The nonlinear optical chromophore is a hyperpolarizable chromophore that can be used as an el... | 04/18/2006 |
| 7025822 | Asphalt mastic utilizing petroleum refinery waste solids An asphalt mastic is prepared by combining comminuted waste solids from a petroleum refinery with liquid asphalt that is either a hot asphalt or an asphalt emulsion. The resulting composition is similar in performance to Trinidad Lake Asphalt and is useful either on... | 04/11/2006 |
| 7001453 | Method of selecting a high modulus layer binder A method of selecting an asphalt binder for use in constructing a high modulus layer of bituminous pavement is provided. This method includes measuring the complex shear modulus of one or more binders at a temperature of not more than about 30° C., measuring the cr... | 02/21/2006 |
| 6977276 | Oil extended rubber and composition containing low PCA oil The invention is directed to an oil extended rubber and composition comprising: a solution polymerized elastomer derived from isoprene and optionally at least member of the group consisting of conjugated dienes and vinyl aromatic monomers; and from about 5 to about ... | 12/20/2005 |
| 6960046 | Permeable and elastic pavement blocks Permeable and elastic pavement blocks comprising waste-polyurethane chips, which use a binder specially developed to secure the binding between an upper polyurethane-chip layer and a lower permeable-concrete layer as well as the binding among the waste-polyurethane ... | 11/01/2005 |
| 6949593 | Bituminous composition with improved ‘walk-on-ability’ and its use in roofing applications Disclosed is a bituminous composition that comprises a bituminous component (A), an elastomer component (B), preferably a block copolymer of a conjugated diene and a monovinylaromatic hydrocarbon, and an additive (C), wherein the additive is a compound of the genera... | 09/27/2005 |
| 6927245 | Dispersing agent and method for the delivery of cross-linking agent to polymer modified asphalt compositions The present invention provides a dispersing agent that facilitates the delivery of a cross-linking agent to polymer modified asphalt. The present invention further includes a composition comprising a liquid hydrocarbon, the dispersant and cross-linking agent, and me... | 08/09/2005 |
| 6908261 | Conductor polymer backfill composition and method of use as a reinforcement material for utility poles A conductive polymer backfill composition and method of use for setting or resetting structures such as utility poles is described. The backfill material is effective in simultaneously reinforcing and electrically grounding the utility pole. ... | 06/21/2005 |
| 6902610 | Reduced-petroleum-distillate mixing grade emulsions and methods A medium-setting bituminous composition or mixing grade emulsion for coating aggregates at ambient temperature with reduced levels of petroleum distillates or other solvents. These emulsions are formed from the combination of about 50 weight percent to 75 weight per... | 06/07/2005 |
| 6894092 | Aqueous asphalt emulsions containing liquefied or devulcanized recycled rubber Non thixotropic, aqueous emulsions prepared from rubber modified asphalt cement (RMAC). The RMAC is prepared by a method whereby recycled tire rubber is liquified or otherwise consumed by or incorporated into asphalt such that no more than 2% by weight of solid part... | 05/17/2005 |
| 6844381 | Modification of syndiotactic polypropylene with mineral oil Syndiotactic polypropylene blends having a unique set of mechanical properties may be prepared by blending syndiotactic polypropylene with a high molecular weight mineral oil, an ultra low density polyethylene, or both. The syndiotactic polypropylene blends of the p... | 01/18/2005 |
| 6844418 | Waste plastic additive for asphalt The present invention provides an improved polymer additive which may be used to increase the high temperature viscosity of an asphalt, without deleteriously affecting the low-temperature viscosity of the asphalt. The polymer additive may also be used to improve the... | 01/18/2005 |
| 6802897 | Biodiesel sulfur slurry A slurry mixture of sulfur in a liquid carrier comprising an ester derived from vegetable oils or animals fats such as biodiesel is disclosed. Also disclosed is a method of preparing a mixture of asphalt, polymer and sulfur comprising blending together, at asphalt b... | 10/12/2004 |
| 6790395 | Method for producing a thermoplastic filler A method for producing a thermoplastic filler for eliminating surface damage to concrete or asphalt surface is disclosed which includes mixing stone chips, sand, a powdered material and a bituminous binding agent to a homogenous mixture which is in constant motion a... | 09/14/2004 |
| 6790897 | Aqueous crumb rubber composition A fluid or semifluid additive composition useful for asphalt paving comprises between about 10% and about 50% crumb rubber, about 10% and about 50% petroleum hydrocarbon having at least about 50% aromatics, between about 10% and about 50% surface active clay, and wa... | 09/14/2004 |
| 6767939 | Method for preparation of stable bitumen polymer compositions The present invention provides a method for preparing an asphalt and thermoplastic elastomer composition. The process comprises heating an asphalt cut in a stirred tank to a temperature sufficient to allow the stirring of the asphalt in the tank. A thermoplastic ela... | 07/27/2004 |
