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WO/2007/015637A1 |
Method for manufacturing a composite flat covering material, comprising supplying a web of stretch aluminium mesh which after stretching has been tempered, passing the web of stretch aluminium mesh in immersed condition through a bath of...
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WO/2007/016233A1 |
Disclosed is a composition comprising or produced from asphalt, a first ethylene copolymer, and optionally a second ethylene copolymer, a polymer comprising repeat units derived from styrene, a sulfur source, or combinations of two or mo...
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WO/2007/012665A1 |
The invention concerns a method for preparing a bitumen base, including the following essential steps: a) introducing a bitumen in a container equipped with mixing means, and bringing the bitumen to a temperature of 120°C to 300°C; b) ...
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WO/2007/011249A1 |
The fibrous additive to bituminous mixes used for road pavements consists of carded textile cord from rubber products, preferably automobile tires wasted, which is removed during the grinding and processing of such products into granulat...
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WO/2007/007713A1 |
[PROBLEMS] An asphalt mixture for paving capable of achieving a desired density and having a high strength which is an asphalt mixture for paving having a function as a binder and comprising asphalt in the maximum amount while reducing t...
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WO/2007/002104A1 |
A composition and a process for producing the composition are disclosed. The composition comprises or is produced from asphalt, an ethylene copolymer, a sulfur source, and optionally a polymer comprising repeat units derived from styrene...
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WO2006107907B1 |
Polymer-modified asphalt compositions comprising an elastomeric ethylene copolymer and a low molecular weight plastomer and asphalt demonstrate excellent elasticity and stiffness.
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WO/2006/135006A1 |
A binder emulsion for paving which rapidly decomposes, suffers no surface filming, and can be used in combination with any aggregate; and a method of constructing a pavement with the binder emulsion for paving. The binder emulsion for pa...
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WO/2006/131727A1 |
The amount of small particles of aggregate in a mass of aggregate is reduced by causing a binder, for example bitumen, to contact the small particles and preferentially adhere to them, thereby causing groups of small particles to coalesc...
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WO/2006/130005A1 |
The invention provides a bitumen composition comprising a bitumen and a modified clay which clay is obtainable by subjecting a clay having a layered structure to a treatment with a compound that is selected from the group consisting of o...
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WO/2006/119470A2 |
In a first aspect, bituminous asphalt binder materials which are modified by the additio of crumb rubber or ground tire rubber are described. In a second aspect, the present invention directed to methods of producing a modified asphalt b...
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WO/2006/119354A1 |
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 cr...
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WO/2006/108904A1 |
A device for easily and efficiently modifying bitumens to give bitumens modified with rubber powder from used tyres and suitable for the production of asphalt aggregates. The device consists of a hopper for the rubber powder fed through ...
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WO/2006/108887A1 |
A method for modifying bitumen with waste rubber powder, including a first step of mixing rubber powder with an aromatic oil in proportions of 98-60 % and 2-40 % respectively, and a second step of mixing the rubber powder from the first ...
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WO/2006/106222A1 |
The invention relates to anhydrous bituminous products containing one or several specific additives which make it possible to substantially reduce a temperature for producing aggregate and bituminous product mixtures in such a way that i...
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WO/2006/107908A1 |
The present invention is a polymer-modified asphalt composition comprising an elastomeric polymer blend, a low molecular weight plastomer and an un-modified asphalt. Asphalt compositions of the present invention demonstrate improved elas...
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WO/2006/100239A1 |
The use of a surfactant to improve the resistance of asphalt to degradation by a de-icer and/or an anti-icer, and optionally in addition to improve the resistance of said asphalt to degradation by water. The surfactant may be a fatty aci...
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WO/2006/099723A1 |
Bitumen-upgrading residues are extracted with solvent to remove any remaining fuel value. The resultant insoluble solvent- deasphalted (SDA) residue is rendered useful as a dispersant (e.g. for cement) by sulfonation with oleum or sulfur...
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WO2006035460B1 |
The present invention provides an improved bitumen mix/ concrete and the method for preparing the same. The bitumen mix/ concrete of the present invention comprises synthetic fibers, aggregate and bitumen in a suitable proportion wherein...
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WO/2006/079876A1 |
The present invention describes improved asphaltic concrete compositions resistant to the stripping, as well as their methods of obtaining. Also compositions that contain anhydrite are described that result to be useful like anti-strippi...
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WO/2006/076929A1 |
According to the invention, a slow setting bitumen-aggregate mix for cold paving is manufactured by a) preparing a cationic oil-in-water emulsion of bitumen in the presence of an emulsifier containing i) a tertiary polyamine selected fro...
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WO/2006/076340A1 |
A method for inhibiting agglomeration of a block copolymer is presented, the method including coupling a plurality of block copolymer segments with a degradable coupling agent and thereafter drying the coupled block copolymer.
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WO/2006/067223A1 |
The invention relates to charged bituminous mastics that are used in industrial applications, particularly in the manufacture of indoor or outdoor coatings used for sealing and/or damping vibrations and/or thermal insulation and/or sound...
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WO/2006/058994A2 |
The invention concerns a coating comprising a binder based on natural bitumen or oil industry bitumen. The binder comprises, additionally to said base product, a first additive consisting of a hydrocarbon wax which is substantially insol...
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WO/2006/046473A1 |
Disclosed is a curable composition characterized by containing a bituminous substance (A) and a saturated hydrocarbon polymer (B) having a reactive silicon group which is represented by the following general formula (1): -Si(R13-a)Xa. (I...
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WO/2006/046472A1 |
A curable composition which comprises (A) natural asphalt and/or petroleum asphalt and (B) a polyoxyalkylene polymer having a reactive silicon-containing group represented by the following general formula (1): -Si(R13-a)Xa (wherein R1 re...
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WO/2006/047044A2 |
Asphalt and polymer mixtures treated with an inorganic acid and cross-linked with sulfur and/or other crosslinkers or accelerators gives a polymer modified asphalt with improved high temperature properties. The acid should be added to th...
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WO/2006/046474A1 |
Disclosed is a solvent-free, room temperature-curable composition which has excellent water-resistant adhesion, storage stability and curability and does not generate fumes or odors during application. Specifically disclosed is a curable...
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WO/2006/041560A1 |
A modified asphalt composition comprising a naphthenic asphalt, and a high-vinyl block copolymer is presented. The modified asphalt composition is prepared by combining a naphthenic asphalt and a high-vinyl block copolymer. Further an as...
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WO/2006/035183A1 |
The invention relates to a method for producing a solid intermediate compound for incorporating into liquid bitumen obtained from petroleum or into mineral oils in order to produce liquid/polymer bitumen. According to said method, a poly...
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WO/2006/025719A1 |
The invention relates to low-density plastic grit based on low-density recycled or virgin polyethylene, to the method of producing and manufacturing same and to the compositions formed therewith. According to the invention, the plastic g...
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WO/2006/026381A1 |
A method of selecting a bituminous emulsion with enhanced performance for paving is provided. This method includes selecting polymer modified bitumen with a penetration value of about 25 to 450 dmm at 25°C and selecting one or more emul...
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WO/2006/020160A2 |
A process of producing an asphalt concrete with enhanced performance is provided by utilizing a primer. The primer is added to a hot aggregate with a surface temperature of at least 250 deg. F prior to addition of an asphalt-derived base...
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WO/2006/013194A1 |
The invention concerns a method for preparing a cold process granular material/bitumen combination which consists in: using at least one bitumen emulsion (EB) in aqueous phase, said emulsion further comprising at least one nonionic surfa...
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WO/2006/009793A1 |
The present invention is directed to a stripping-resistant asphalt paving composition that contains asphalt, aggregate, polyphosphoric acid, and an alkaline anti-stripping additive.
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WO/2006/009386A1 |
Disclosed herein is an asphalt concrete modifier which is used to improve the quality of asphalt concrete. Particularly, provided are a method for producing asphalt concrete modifier chips and asphalt concrete modifier chips produced by ...
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WO/2006/006468A1 |
[PROBLEMS] To provide an inexpensive fluororubber composition which is excellent in hot-water resistance, steam resistance, and corrosion resistance at high temperatures, especially not lower than 150°C, and is usable as a gasket, packi...
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WO/2006/003309A1 |
The invention concerns a method which consists in preparing by extrusion a master batch containing bitumen and a high concentration of a polymer such as a styrene-butadiene-styrene copolymer, which is then diluted into the bitumen to pro...
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WO/2005/123834A1 |
A block copolymer composition for asphalt modification which is excellent in solubility in asphalt and high-temperature storage stability, has a low melt viscosity, and attains excellent asphalt properties, especially torsion resistance;...
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WO/2005/124026A1 |
[PROBLEMS] Asphalt pavement exhibiting high reflectivity, heat transmittance and improved thermo-mechanical properties. [MEANS FOR SOLVING PROBLEMS] A pavement (10) comprises at least one asphalt layer (12, 14) containing a mixture of at...
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WO/2005/121252A1 |
The invention relates to an aqueous bitumen emulsion, comprising bitumen and a surfactant agent, made from esters or amides of glycine betaine, produced by reaction of glycine betaine with a sulphonic acid and an alcohol or amine with a ...
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WO/2005/105926A1 |
The invention relates to the use of additives in the preparation of bitumen/polymer compositions, in order to provide same with improved resistance to chemical attacks. The aim of the invention is to improve resistance to chemical attack...
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WO/2005/103142A1 |
This invention relates to a visco-elastic compound comprising a polymer compound A, 5 to 40 wt.% of a polymeric component B which is an ethylene vinyl acetate copolymer with an vinyl acetate content in the range from 45 to 98 wt.% and ad...
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WO/2005/100312A2 |
At least one embodiment of the inventive technology may involve an asphaltic composition such as an asphalt modified by the admixture of lignin to enhance anti-aging capability. Amounts of lignin relative to the asphaltic composition may...
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WO/2005/100481A1 |
Extended life slurry seal compositions with controllable mixing times are prepared by incorporating into a conventional water - asphalt emulsion- aggregate rock system, a slurry life-extending mixture of (I) a polycarboxylate compound aq...
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WO/2005/100479A1 |
A polymer modified bitumen composition, comprising 80 to 98.5 parts by weight of a bitumen and 20 to 1.5 parts by weight of a polymer composition, wherein the polymer composition comprises: (i) from 5 to 70% by weight of a linear styreni...
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WO/2005/100480A1 |
The invention concerns a method for making poured asphalt and a poured asphalt to reduce emissions, which consists in adding besides waxes a small amount of at least another constituent which decreases the working temperature of the mixt...
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WO/2005/087869A1 |
The invention relates to a bituminous binder composition comprising: (a) 60 - 99.75 wt.% bitumen; (b) 0.05 - 5.0 wt.% of an elastomer; (c) 0.1 - 30.0 wt.% of a mono-alkyl ester of a vegetate e oil or an animal oil; and (d) 0.1 - 5.0 of a...
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WO/2005/083005A1 |
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 ab...
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WO/2005/081775A2 |
This invention relates to bituminous compositions and methods of producing the same. More particularly, the invention relates to the production of bituminous compositions formulated with performance-graded bitumen-containing solvent-free...
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