Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 8202923 | System and method for high throughput preparation of rubber-modified asphalt cement This invention encompasses rubber modified asphalt cement compositions, as well as systems, apparatuses, methods for preparing, as well as methods for using rubber-modified asphalt cement compositions. ... | 06/19/2012 |
| 8017675 | Asphalt enhancing additive An asphalt enhancing additive, an asphalt cement and an asphalt mixture containing the additive, wherein the additive causes the mixture to be more easily workable so that the asphalt mixture can be manufactured at a temperature lower than the conventional ones, whe... | 09/13/2011 |
| 7902277 | Processing bituminous mixtures for paving at reduced temperatures Bituminous paving mixtures containing lubricating agents or additives may be prepared at hot mix temperatures and cooled, paved and compacted at temperatures 10-55 Celsius degrees lower than the hot mix temperatures. The increased temperature range between the hot m... | 03/08/2011 |
| 7893139 | Modified asphalt and two-component resin composition Modified asphalts have excellent dispersibility and compatibility with polar materials, are usable in applications including railroad track-filling materials, and are inexpensive. A modified asphalt includes an asphalt (A), a viscosity depressant (B) and a co... | 02/22/2011 |
| 7439286 | 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... | 10/21/2008 |
| 7417082 | Modified asphalt binder material using crosslinked crumb rubber and methods of manufacturing the modified asphalt binder Bituminous asphalt binder materials which are modified by the addition of crumb rubber or ground tire rubber and a cross-linking agent are described. In addition, methods are provided for producing a modified asphalt binder containing crumb rubber or ground tire rub... | 08/26/2008 |
| 7402619 | Cross-linking compositions for polymer-modified asphalt compositions The present invention relates to a bituminous composition comprising a bituminous component, an elastomeric polymer component, and a specific cross-linking composition component comprising elemental sulfur, a sulfur-containing derivative, a sulfur activator, a fatty... | 07/22/2008 |
| 7365111 | Use of zinc oxide to improve compatibility of polymer modified asphalt crosslinked with phenol aldehyde resin In methods of preparing asphalt and elastomeric polymer compositions crosslinked with phenol aldehyde resins and sulfur, such as polymer modified asphalt (PMA), it has been discovered that the MP1 compatibility may be improved by adding certain ionic metal oxides. S... | 04/29/2008 |
| 7341624 | Asphalt compositions and the preparation thereof Asphalt compositions and methods of forming such are described herein. The asphalt compositions and methods of forming such are generally adapted to enable open air processing while producing asphalt compositions that exhibit properties capable of meeting SUPERPAVEâ... | 03/11/2008 |
| 7338991 | Process for preparing bitumen/rubber compositions In methods of preparing asphalt and elastomeric polymer compositions, it has been discovered that for a given crosslinker or vulcanizing agent there is an optimum crosslinking temperature to give a composition that has top and bottom softening points that are close.... | 03/04/2008 |
| 7335706 | Method of making alkoxy functionalized rubbery polymers The present invention is directed to a method for synthesizing rubbery copolymers, such as styrene-butadiene rubber, or rubbery homopolymers, such as polybutadiene rubber, that are alkoxy functionalized, e.g., alkoxysilane functionalized, and provide desirable dispe... | 02/26/2008 |
| 7335416 | Mouldable hydrocolloid adhesive compositions A mouldable pressure-sensitive hydrocolloid adhesive composition, particularly useful as a medical adhesive, comprising a dispersion of a discontinuous phase of one or more water-soluble and/or water swellable absorbent polymers in a continuous phase comprising a th... | 02/26/2008 |
| 7297720 | Recyclable composite materials, articles of manufacture, and structures and methods of using composite materials Composite mixture materials made of recycled plastic, glass and rubber, and optionally, sand, gravel, coal combustion by-product and metal, and containing no petroleum distillates (unless a fire retardant or recycled asphalt pavement is used) are disclosed. Methods ... | 11/20/2007 |
| 7271207 | Bituminous composition A bituminous composition which comprises a bituminous component and a block copolymer which comprises at least two blocks of a conjugated diene and at least two blocks of a monovinylaromatic hydrocarbon, being of the general formula: S1—B1—... | 09/18/2007 |
| 7247664 | 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... | 07/24/2007 |
| 7241818 | Filler comprising fly ash for use in composites The present invention is a fly ash filler or filler blend having a particle size distribution with at least three modes that can be combined with a polymer or bitumen at higher filler loadings to produce a filled polymer or bitumen for composites that, in many cases... | 07/10/2007 |
| 7241821 | Polymer-modified, vulcanized asphalt composition and its method of preparation A method is provided for improving high temperature performance grade properties of polymer-modified, vulcanized asphalt by treating an asphalt cement under mild oxidizing conditions sufficient to provide a change in viscosity per hour as measured at 140° C. of les... | 07/10/2007 |
| 7205344 | Crosslinker for modified asphalt 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 crosslinking system to improve the properties of polymer modified asphalt. Compositions of the... | 04/17/2007 |
| 7186765 | 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... | 03/06/2007 |
| 7144940 | High density rubber compounds A rubber compound comprising any raw rubber, from about 5% to about 75% by weight, and a zinc oxide dispersion, from about 25% to about 95% by weight. The specific gravity of the compound is within the range from about 1.4 gm/cc to about 3.4 gm/cc. The resulting mat... | 12/05/2006 |
| 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 |
| 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 |
| 7073277 | Shoe having an inner sole incorporating microspheres The invention relates to the field of shoes in general, and more specifically to the application of microspheres in shoe material formulations to yield desired shoe properties. Even more specifically, the invention relates to a shoe component prepared from a closed ... | 07/11/2006 |
| 7074846 | Rubber modified asphalt cement compositions and methods The present invention discloses methods of making improved rubber modified asphalt cement compositions, and compositions made by the method, where the compositions are useful in paving, roofing, coating and other sealing applications. In one aspect, the method compr... | 07/11/2006 |
| 7060646 | Supported catalyst composition for polymerization of olefins, method for preparing the same and process for polymerization using the same Supported catalyst composition for polymerization of olefins comprising: (i) a titanium compound, a magnesium compound and at least one electron donor compound; (ii) a chlorine containing polymer support; and (iii) a cocatalyst comprising at least one aluminum compo... | 06/13/2006 |
| 7060743 | Bitumen composition The present invention provides a bitumen composition including: —(i) from 0.1 to 25% wt of an elastomer, (ii) from 0.1 to 40% wt of a solvent, (iii) from 30 to 99% wt of a bitumen, (iv) from 0.1 to 30% wt of a lithium salt of a C10–C40 fatt... | 06/13/2006 |
| 7053144 | High density rubber compounds A rubber compound comprising any raw rubber, from about 5% to about 75% by weight, and a zinc oxide dispersion, from about 25% to about 95% by weight. The specific gravity of the compound is within the range from about 1.4 gm/cc to about 3.4 gm/cc. The resulting mat... | 05/30/2006 |
| 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 |
| 7041717 | Composition and method for surface protection A composition and a method for protection of constructions and structures from chemical action and destructive environmental effects. The main components of the composition are a polymerizing monomer, inert mineral filler, and chemical additives for improveme... | 05/09/2006 |
| 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 |
| 6960308 | Endothermic heat shield composition and method for the preparation thereof A method for preparing an endothermic heat shield composition, which comprises at least 50 wt/wt % hydrated salt and at least one filler material, the method comprising the steps of: a) heating the hydrated salt to a temperature at... | 11/01/2005 |
| 6956071 | Use of alternate thiol accelerators for crosslinking rubber in asphalt It has been discovered that certain nitrogen-containing thiols other than mercaptobenzothiazole (MBT) perform equivalently as accelerators in preparing asphalt polymer compositions. Typically, the crosslinker in these compositions is sulfur. Nitrogen-containing thio... | 10/18/2005 |
| 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 |
| 6939910 | Rubber composition This invention provides a rubber composition comprising: a softening agent including a hydrogenated naphthenic oil of which an extract quantity of dimethylsulfoxide (DMSO) by IP 346 method is controlled to less than 3% by weight and blending at least one selected fr... | 09/06/2005 |
| 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 |
| 6921793 | Rubber compositions and vulcanizates including comb-branched polymers A vulcanizate comprising a rubber, and a damping component that is prepared by preparing a mixture of living polymers that include living polymers with at least two living ends and living polymers with one living end to form a mixture of living polymers, and couplin... | 07/26/2005 |
| 6897249 | Asphalt additive, a composition added with the asphalt additive, and a method for preparation of the composition and its application The present invention provides an asphalt additive comprising a tire rubber powder and a petroleum resin. This asphalt additive is used in preparation of a reformed asphalt and paving material, which is effective in reduction of noise from traffic, minimization of c... | 05/24/2005 |
| 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 |
| 6884831 | Modified asphalt with partitioning agent A modified asphalt and method for making the same is characterized by the addition of a partitioning agent to a polymer modifier material such as synthetic rubber to prevent reagglomeration of the rubber. The partitioning agent reduces the time required to disperse ... | 04/26/2005 |
| 6872763 | Bitumen vulcanizing composition Provided is a vulcanizing agent for vulcanizing bitumen, which vulcanizing agent comprises a sulphur agent and a binder, wherein the vulcanizing agent is in the form of pellets. Further provided is a process for producing a surfacing composition, which process compr... | 03/29/2005 |
