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WO/2020/076168A1 |
The invention relates to bitumen modifying agent, polymer modified bitumen, being modified by physical and chemical methods, and the methods for preparation of polymer modified bitumen. Polymer modified bitumen comprises bitumen and oil-...
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WO/2020/077213A1 |
Various embodiments disclosed relate to asphalt emulsifiers. An emulsifier has the structure R1-C(O)-A-(CH2)n-N(R2)(R3), or a salt thereof wherein the -N(R2)(R3) nitrogen is quaternized as -N+(R2)(R3)(R4), or an N-oxide thereof wherein t...
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WO/2020/068955A1 |
Provided herein are dispersible copolymer powders and asphalt compositions comprising the same. The dispersible copolymer powders comprise a core polymer having a glass transition temperature (Tg) of 40°C or less and a shell comprising ...
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WO/2020/054167A1 |
[Problem] To provide a technology which improves water resistance performance by suppressing separation of asphalt. [Solution] An asphalt composition according to the present disclosure is characterized by containing at least an asphalt ...
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WO/2020/054166A1 |
[Problem] To provide a technology which improves water resistance performance by suppressing the peeling of asphalt. [Solution] The disclosed asphalt composition at least contains an asphalt base oil and a silane-containing coupling agen...
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WO/2020/054168A1 |
[Problem] To provide a technology which improves water resistance performance by suppressing the peeling of asphalt. [Solution] The disclosed asphalt composition at least contains an asphalt base oil and a silane-containing coupling agen...
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WO/2020/041427A1 |
Disclosed are asphalt compositions that include a polymeric aromatic product of an aromatic isocyanate manufacturing process, as well as pavements produced using such compositions. The asphalt pavements produced from these asphalt compos...
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WO/2020/035403A1 |
An asphalt composition comprising 0.1 to 8 wt.-% based on the total weight of the composition of an Isocyanate as thermosetting reactive compound and 0.1 to 8 wt.-% based on the total weight of the composition of a polymer selected from ...
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WO/2020/034822A1 |
Disclosed is a graphene material for asphalt modification as well as a preparation method and application. The graphene material for the asphalt modification comprises partially oxidized graphene powder and a surface grafting modifier. T...
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WO/2020/024136A1 |
Provided in the present invention is an odourless coloured asphalt composition, made from the following components and parts by weight: 40-50 parts of base oil, 15-20 parts of petroleum resin, 20-30 parts of thermoplastic styrene-butadie...
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WO/2020/023885A1 |
The present disclosure relates to compositions comprising Gilsonite in a concentrated liquid form, and methods for producing the concentrated liquid Gilsonite. The composition can include Gilsonite in vegetable oils, paraffinic oils, nap...
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WO/2020/012260A1 |
Method of making powder emulsifier to produce bitumen-clay emulsion is a method for making powder emulsion, which is used in the production of bituminous emulsion from refined bitumen. The powder emulsifier has Variety in color, and can ...
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WO/2020/009895A1 |
A void filling asphalt emulsion and a method of using the void filling asphalt emulsion to fill voids below the surface of an asphalt pavement. The void filling emulsion is prepared by forming a base asphalt emulsion having about 45 to 7...
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WO/2020/002153A1 |
The present invention relates to asphalt mixture compositions, suitable for building roads, pavements and paved areas, roofing, vehicle parking areas, house-drives, footways, recreation areas such as tennis courts or playgrounds, agricul...
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WO/2020/005782A1 |
An asphalt composition includes asphalt, a non-epoxidized oil chosen from flux oils, bio oils, recycled motor oils, liquid plasticizers, and combinations thereof, and a polyolefin. The polyolefin has a weight average molecular weight (Mw...
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WO/2019/242556A1 |
Disclosed are a graphene composite rubber asphalt modifier and a preparation method therefor and the use thereof, wherein the graphene composite rubber asphalt modifier comprises the following components in parts by weight: 0.00005-0.01 ...
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WO/2019/227234A1 |
Asphalt can be modified by polymers, oligomers, and waxes made from polymeric material. The addition of polymer, oligomer, or wax can increase the softening point of the asphalt, decrease the penetration of the asphalt, and/or shorten th...
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WO/2019/223201A1 |
Disclosed by the present invention is a biological epoxy asphalt, comprising a component A, a component B and a component C. The component A includes epoxidized soybean oil and a diluent, the component B includes a curing agent, an accel...
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WO/2019/224808A1 |
The invention provides a new additive for replacing a part of asphalt in road construction mixtures, while enhancing their capability to withstand severe traffic and weather stresses in a cost-effective and environmentally friendly way.
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WO/2019/214096A1 |
A high-rubber asphalt masterbatch and a low-temperature environmentally-friendly manufacturing process thereof, the raw materials comprising the following components in terms of weight percentage content: a sulfurized rubber powder: 10-5...
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WO/2019/214097A1 |
Low-temperature environmental-friendly high-rubber asphalt having high performance and a production process therefor. Raw materials of the high-rubber asphalt comprise the following components in percentage by weight: 60-80% of heavy-tra...
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WO/2019/211560A1 |
The invention relates to a bitumen/polymer composition containing at least one elastomer of the thermo-crosslinkable S-B-S type, where S is a styrene or other vinylaromatic polymer block, and B is a polybutadiene block, the composition c...
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WO/2019/199431A1 |
The present disclosure relates to methods for preparing materials from heavy feedstocks. In particular, the disclosure provides a chemical process to convert heavy feedstocks with predominant polyaromatic hydrocarbon molecules or species...
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WO/2019/195223A1 |
Formulations and methods of making and using two emulsions, one emulsion having a rejuvenating agent and another emulsion having an asphalt phase. The two emulsions may be serially applied or blended together to form a dual emulsion for ...
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WO/2019/185459A1 |
The invention is directed to a method for producing a pre-formed waterproofing membrane comprising a step of simultaneously spraying an aqueous coagulant composition and an aqueous emulsion of polymer modified bitumen to a surface of a s...
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WO/2019/190624A1 |
Provided herein are asphalt compositions comprising asphalt, a carboxylated copolymer, a polyalkyleneimine, and a photoinitiator. The carboxylated copolymer present in the asphalt compositions can be a latex composition derived from a ca...
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WO/2019/173464A1 |
An alkylphenol copolymer, such as for use in a petroleum composition, is provided. The alkylphenol copolymer has the following repeating units (A) and (B) wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is a str...
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WO/2019/172888A1 |
The useful temperature interval ("UTI") of a performance grade asphalt composition, when used in conjunction with an "S"-polymer, can be broadened by the addition of a VAE polymer to such an extent that the high end temperature increases...
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WO/2019/173458A1 |
An asphaltene dispersant composition is provided. The composition may contain an alkylphenol copolymer having the following repeating units (A) and (B): (A) (B) wherein, x is an integer from 1 to 200; y is an integer from 2 to 200; R1 is...
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WO/2019/161295A1 |
Method and apparatus to facilitate recycling of at least one fraction of bitumen-containing materials. This can be accomplished by dissolving the at least one fraction, for example, maltenes or asphaltenes in roofing shingles, into at le...
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WO/2019/137694A1 |
A method for manufacturing a composite material comprises adding waste disposable container material to a mixture comprising an asphalt binder and an aggregate or rock/sand mixture.
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WO/2019/135815A1 |
Crumb rubber obtained from recycled tires is subjected to an interlinked substitution process. The process utilizes a reactive component that interferes with sulfur bonds. The resulting treated rubber exhibits properties similar to those...
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WO/2019/134729A1 |
The invention relates to a method for producing an asphalt product. The method comprises providing a shredded asphalt-containing road construction materials being disposed from a road surface, the road construction materials being shredd...
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WO/2019/129148A1 |
The modified asphalt provided by the present invention is prepared from the following raw materials in parts by weight: 100-120 parts of asphalt, 6-20 parts of a modifier, 3-9 parts of a compatilizer, 0.15-0.25 part of sulfur, 0.4-0.6 pa...
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WO/2019/122670A1 |
The invention relates to bituminous compositions comprising a bitumen base and organically modified clay particles distributed in the bitumen base, said organically modified clay particles having an onset degradation temperature in ambie...
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WO/2019/126288A1 |
An asphalt-based sealcoat composition comprising high levels of titanium oxide particles is provided. In some embodiments, a highly solar reflective asphalt-based sealcoat composition comprising high levels of titanium oxide particles is...
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WO/2019/120034A1 |
Disclosed in the present invention is a road and bridge caulking asphalt, comprising the following ingredients: petroleum asphalt, a compatibilizer, a stabilizer, an antioxidant, a flow modifier, a modified graphene oxide, a modified bag...
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WO/2019/116750A1 |
[Problem] To provide a guss asphalt composition which can provide improved rut resistance and can exhibit high fluidity. [Solution] This guss asphalt composition comprises 40-60 mass% of a solvent-deasphalted asphalt, 15-25 mass% of a pe...
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WO/2019/104617A1 |
The present invention provides an odor-free asphalt composition, prepared from the following components in parts by weight: asphalt: 98-99; an odor inhibitor: 0.2-2; and an interfacial agent: 0.2-1. The odor inhibitor consists of 40-80% ...
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WO/2019/109093A1 |
Asphalt binders are modified using fractional products from waste tire pyrolysis, using an initial step of i) at least partially pyrolyzing, separately from such asphaltic binder, whole rubber articles or size-reduced rubber particles to...
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WO/2019/102453A1 |
The present invention relates to a process, which can be operated on an industrial scale for the production of fractions of a liquid-movable resinite tar from a resinite- containing product obtained In the development of coal deposits. T...
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WO/2019/098724A1 |
The present invention relates to a method for preparing a block copolymer composition and, more specifically, provides a method for preparing a block copolymer composition, and an asphalt composition comprising a block copolymer composit...
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WO/2019/092278A1 |
The present invention relates to a composition comprising bitumen; optionally vegetable oil or derivative thereof; and a lignin preparation, wherein the lignin preparation is characterized by a lignin purity of 60-100 wt.% with respect t...
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WO/2019/092254A1 |
The present invention relates to a road making material comprising aggregate, bitumen, and a plastics material, wherein: (a) when the road making material is 10 mm stone mastic asphalt, the bitumen comprises at least 4.7% but no more tha...
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WO/2019/079101A1 |
Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder emulsion with sterols.
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WO/2019/065016A1 |
[Problem] To provide a binder composition that suppresses lowering of workability even at low temperatures. [Solution] The present invention is characterized by containing: at most 73.0 wt% of solvent extracted oil; at least 27.0 wt% of ...
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WO/2019/053125A1 |
The invention relates to bitumen-based material which contains a rejuvenator, which in turn contains a fatty acid or a fatty alcohol or a mixture of fatty acid and fatty alcohol, for various purposes, e.g. for buildings, in particular fo...
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WO/2019/041042A1 |
A pyromellitamide or benzamide, previously disclosed for use as a gelling agent in a downhole fluid, is added to a hydrocarbon fluid for use as a friction reducing agent, for example in a motor or pipeline. An example pyromellitamide fri...
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WO/2019/045782A1 |
A coating system and related methods for an airfield surface or a roadway is described. The coating system may include a stable cationic emulsion for application to the airfield surface or the roadway. The stable cationic emulsion may in...
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WO/2019/036014A1 |
A composition for use as a binder system for road marking formulations and methods for making thereof is disclosed. The binder system is provided as pellets. The method provides for making the pelletized binder system, and mixing the pel...
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