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WO/2018/074662A1 |
The present invention relates to an asphalt modifier and an asphalt composition comprising the same, wherein the asphalt composition comprises a vinyl aromatic hydrocarbon-conjugated diene block copolymer as a main chain, and more specif...
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WO/2018/073315A1 |
A process for preparing a polymer-modified bitumen composition comprising the steps of: (i) preparing a masterbatch of a concentrated polymer- modified bitumen composition comprising blending (a) from 3.5 to 30 wt%, by weight of the conc...
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WO/2018/068732A1 |
A method for reducing odors including the steps of admixing active agents and a diluting agent to liquid crumb rubber modified bitumen, wherein the active agents comprise 20 to 60 wt.-% of an aldehyde selected from alpha-hexyl cinnamalde...
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WO/2018/068728A1 |
Provided is a method for reducing odors including the steps of admixing active agents and a diluting agent to liquid bitumen or to liquid crumb rubber modified bitumen. The active agents comprise 20 to 60 wt.-% of an aldehyde selected fr...
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WO/2018/055261A1 |
The invention relates to a composition comprising at least one bitumen and at least one additive selected from the compounds of the following formula (I) and the compounds of the following formula (II): (I)(II) The invention also relates...
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WO/2018/055262A1 |
The invention relates to a bitumen emulsion comprising at least one bitumen, at least one emulsifier, phosphoric acid or one of the derivatives thereof, at least one aqueous phase, and at least one particular additive. The invention furt...
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WO/2018/055315A1 |
The present invention relates to hot or warm hydrocarbon-based mixes comprising a granular fraction and a hydrocarbon-based binder, characterized in that the elements of the granular fraction have dimensions between 0 mm and 10 mm, and i...
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WO/2018/055976A1 |
In order to provide a polymer-modified asphalt composition that exhibits both a workability-improving effect and an increased strength and increased durability on a paved roadway, the polymer-modified asphalt composition is characterized...
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WO/2018/055263A1 |
The invention relates to a bitumen emulsion comprising at least one bitumen, at least one emulsifier, phosphoric acid or one of the derivatives thereof, at least one aqueous phase, and at least one particular additive. The invention furt...
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WO/2018/050287A1 |
The present invention relates to a method for sealing joints, a joint tape having a modified chemical composition being used for sealing joints in concrete and in mineral mortar systems. Sealing is achieved in particular by way of those ...
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WO/2018/046838A1 |
The present invention relates to a clear binder, in divided form, that is solid when cold, and to the different ways in which it is formed. The present invention also relates to the method for transporting and/or storing and/or handling ...
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WO/2018/046836A1 |
The invention relates to a bituminous composition that makes it possible to manufacture high modulus mixes. The invention also relates to a high modulus bituminous mix and to the use of these mixes in the preparation of road pavements, i...
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WO/2018/046839A1 |
Bitumen granules comprising a core and a coating layer wherein: - the core comprises at least one bitumen base and, - the coating layer comprises at least one fumed silica compound. Process for manufacturing bitumen granules and also the...
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WO/2018/046840A1 |
The invention relates to pitch granules comprising a core made up of a first composition including at least one pitch, said composition having a penetrability at 25°C of 0 to 45 1/10 mm, a ring-and-ball softening temperature (TBA) of 55...
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WO/2018/046593A1 |
Disclosed herein is a waterproofing membrane comprising a reinforcing material coated with a blend formulation, the blend formulation comprising glass spheres having a particle size between 0.25-0.50 mm and a particle density between 0.5...
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WO/2018/039534A1 |
Provided are bitumen nanocomposites. The bitumen nanocomposites have one or more clay, one or more polymer composition, and bitumen. A polymer composition can have one or more polymer and one or more crumb rubber. A polymer may have one ...
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WO/2018/037771A1 |
The present invention relates to an asphalt composition having exceptional high-temperature storage stability, and to an asphalt mixture, a method for manufacturing same, and a road paving method. [1] An asphalt composition containing as...
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WO/2018/031540A1 |
Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
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WO/2018/020154A1 |
The invention relates to the use, as a fluxing agent, of at least one compound with formula (I) R1-X-R-Y-R2 (I), wherein: R1 and R2, identical or different, are straight or branched C2-C11 hydrocarbon chains; each of -X- and -Y-, identic...
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WO/2018/020971A1 |
Provided is an asphalt mixture which is obtained by mixing an aggregate, an asphalt, a lubricative solidifying material and an alkaline additive, and which is characterized in that the lubricative solidifying material contains a saturate...
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WO/2018/018064A1 |
A liquefied rubber bitumen composition for asphalt, including particulate rubber derived from recycled vehicle tyres, an emulsion or solution polymerised polymer for increasing elasticity of the particulate rubber, a toner mix, calcium c...
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WO/2018/009753A1 |
The present invention relates to a method of preparing a multiblock copolymer. This method comprises i) providing a block copolymer comprising at least one PA block and at least one PB block, where PA represents a polymer block comprisin...
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WO/2018/003151A1 |
The present invention pertains to: an asphalt composition for paving roads, which has superior dry strength, water immersion strength, and flexural strength; a production method therefor; and a method for paving roads. Provided are: [1] ...
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WO/2017/220421A1 |
An anti-icing composition suitable for incorporation in bituminous conglomerates for road paving, comprising an alkali metal chloride, an alkaline-earth metal carbonate, an alkali or alkaline-earth metal formate, a polysiloxane and optio...
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WO/2017/217972A1 |
A process for producing mesophase pitch using a long tube reactor is disclosed. An aromatic rich feed, preferably a petroleum pitch having a softening point above 100°C, is preheated to a temperature above its softening point and mixed ...
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WO/2017/213692A1 |
Disclosed are asphalt and asphalt binders and methods for making such compositions with sterols. The sterols improve various rheological properties. Also disclosed are methods of determining the changes or improvements of various rheoloi...
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WO/2017/202395A1 |
A plant mix warm regenerated asphalt mixture and a preparation method therefor, comprising the following steps: preparing a RAP material, a new aggregate, a mineral powder, a new asphalt and a regenerating agent, the sum of the mass perc...
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WO/2017/204461A1 |
The present invention relates to packaged modified asphalt and a method for manufacturing the modified asphalt, the asphalt being: easily and inexpensively transported and stored by placing an asphalt binder in a packaging material made ...
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WO/2017/203052A1 |
The present invention relates to a bitumen composition comprising a petroleum slack wax and a Fischer-Tropsch wax, the use of the waxes in bitumen compositions, the use of the bitumen composition in asphalt compositions, asphalt composit...
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WO/2017/203153A1 |
Bitumen that is solid at ambient temperature in the form of granules that include a core made of a first bituminous material and a coating made of a second bituminous material, the second bituminous material having a total content of asp...
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WO/2017/203154A1 |
Bitumen which is solid at ambient temperature, in the form of granules comprising a core made of a first bituminous material and a coating layer made of a second bituminous material, in which: - the first bituminous material comprises at...
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WO/2017/199013A1 |
A method of producing a road making material includes the sequential steps of, separately heating aggregate and bitumen, mixing the heated aggregate and bitumen, and adding plastics to the heated mix to produce a bitumous compound.
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WO/2017/179048A1 |
The present disclosure provides a composite material comprising a blend of components comprising (a) phosphogypsum; (b) bitumen; and (c) particulate matter; the amount of said phosphogypsum is at least 10 %w/w out of the total weight of ...
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WO/2017/178753A1 |
A method for producing a bitumen/polymer composition with ductility greater than or equal to 80 cm and ductility after RTFOT ageing greater than or equal to 45 cm, said method comprising: - providing a bitumen base, - mixing the bitumen ...
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WO/2017/173484A1 |
The present invention relates to release agent compositions including components such as an ester of a fatty acid, a vegetable oil and an emulsifier.
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WO/2017/174417A1 |
The instant invention relates to diamines having the formula (I) wherein: ▪ each of Ra and Rb is a hydrocarbon chain, ▪ each of Rc and Rd is a alkyl chain with 1-10 carbon atoms, ▪ (E1) is a divalent hydrocarbon chain. The inventio...
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WO/2017/158206A1 |
A polymeric additive for cold processes for producing asphalt mixtures, with admixture of water, from material resulting from planing asphalt pavements comprises: from about 9% to about 15% by volume adherence promoters; from about 10% t...
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WO/2017/147485A1 |
Described herein is a polymerized biorenewable, petroleum based, previously modified, or functionalized oil, comprising a polymeric distribution ranging from about 2 to about 80 wt% oligomer content, a hydroxyl value ranging from about 0...
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WO/2017/136957A1 |
An improved method forms and employs a wax to modify asphalt. The method comprises: (a) selecting a solid polymeric material, (b) heating the solid polymeric material in an extruder to produce a molten polymeric material, (c) filtering t...
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WO/2017/135493A1 |
The present invention relates to an asphalt composition and a construction method thereof, the asphalt composition comprising, based on 100 parts by weight of asphalt: 40 to 80 parts by weight of styrene isoprene styrene; 20 to 60 parts ...
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WO/2017/127435A1 |
A recovered asphalt binder with improved solubility and characteristics for use as filler to extend grade of base/virgin asphalt and related methods are described. A recovered asphalt binder with improved solubility, stiffening or soften...
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WO/2017/125421A1 |
Provided are an asphalt composition for road pavement, which is excellent in drying strength, strength after immersion in water, and strength after immersion in petroleum, a method for producing the same, and a road paving method. [1] An...
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WO/2017/120430A1 |
A scavenger composition comprising a carrier and an active metal, wherein the carrier is present in an amount of about 1.0 wt% to about 99.0 wt.%, based on total weight of the composition, and the active metal is present in an amount of ...
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WO/2017/116861A1 |
Foamed asphalt compositions, recycled asphalt compositions, asphalt pavement, and methods of forming asphalt pavement using the foamed asphalt compositions are provided herein. An exemplary foamed asphalt composition is in a cellular mat...
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WO/2017/117127A1 |
The present invention is an asphalt rejuvenator made from a specific styrenic block copolymer, bio-based oil or a bio-based oil blend, and an antioxidant system. The bio-based oil or a bio-based oil blend has a flash point of > 230°C, a...
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WO/2017/116831A1 |
A polymer-modified asphalt composition comprises or is produced from asphalt and a high-melt flow index ethylene co/terpolymer comprising copolymerized units derived from ethylene, an epoxy-containing comonomers, and optionally a third m...
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WO/2017/116354A1 |
With the present invention, there is provided a self-healing modified bitumen composition that is used as a binding raw material in asphalt-coated roads, and a method of producing same. The modified bitumen composition contains bitumen w...
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WO/2017/112915A1 |
The present description relates to method of initiating the curing of carboxylic acid-treated material compositions to enable an initial lowering of the viscosity and stiffness of the material for low temperature wetting and coating of s...
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WO/2017/109401A1 |
Disclosed is a method for preparing a solid bitumen material at ambient temperature, said method comprising at least the steps of: a) preparing an emulsion of bitumen drops in a water phase; b) preparing a silica sol or silica gel from a...
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WO/2017/109402A1 |
Disclosed is a method for preparing a solid bitumen material at ambient temperature, said method comprising at least the steps of: a) preparing a stabilized emulsion of bitumen drops in a water phase that has a pH of 2 to 4; b) preparing...
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