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Matches 1 - 50 out of 5,293

Document Document Title
WO/2020/190493A1
Compositions and methods are provided for treating a pavement such as by microsurfacing or slurry sealing. The compositions contain iron chelants that are effective in reducing discoloration of the pavement surface.  
WO/2020/187580A1
The invention relates to a bituminous composition comprising at least one bitumen base, at least one first chemical additive chosen from compounds of general formula Ar1-R1 -Ar2 (I), and at least one second chemical additive chosen from ...  
WO/2020/186102A1
Methods for of processing an oxygen containing feedstock to an amine reacted liquid or solid phase with a different solubility, polarity and/or functionality may, in various embodiments, comprise steps of contacting the amine with an oxy...  
WO/2020/180208A1
The inventions relate to elastomeric modifiers for petroleum bitumens obtained from reclaimed industrial rubber, which can be used for producing elastomer-bitumen binders, and further to elastomer-bitumen binders produced using said modi...  
WO/2020/176604A1
Scavenging compounds and compositions useful in reducing sulfide emissions from asphalt, such as polymer-treated asphalt, are disclosed. The scavenger compositions may include sulfide-scavenging agents. The scavenger compositions also in...  
WO/2020/173923A1
The invention refers to a self-healing bitumen which comprises microcapsules breakable at will by irradiation, said microcapsules comprising: a polymer shell obtainable by means of a multi-step polymerization method; and a core comprisin...  
WO/2020/176101A1
Asphalt modifier packages and rubber modified asphalts including the packages are described. Asphalt modifier packages can include an amine functionalized wax and an elastomeric polymer in conjunction with ground tire rubber. Asphalt mod...  
WO/2020/160423A1
The present disclosure provides embodiments of an asphalt composition and methods of making that may include asphalt binder; a recycled polymer component; an epoxy-functionalized ethylene copolymer, the epoxy-functionalized ethylene copo...  
WO/2020/153341A1
Provided is an asphalt composition containing asphalt, cellulose, and a polyester.  
WO/2020/154202A1
Phase stable compositions of styrenic block copolymers (SBC) and high asphaltene content asphalts and methods for their preparation are provided. In particular the styrenic block copolymer is a styrene-conjugated diene-styrene block copo...  
WO/2020/123370A3
A method for producing pitch can include: hydroprocessing a challenged feed from a refinery operation to produce a hydroprocessed product; distilling the hydroprocessed product to yield one or more upgraded fractions and a resid fraction...  
WO/2020/144102A1
A mixture comprising: T1) from 99 wt% to 75 wt% of bitumen, and T2) from 1 wt% to 25 wt% of polymer composition comprising the following components, A) 5-35% by weight of a propylene homopolymer or a propylene ethylene copolymer; B) 20-5...  
WO/2018/094315A3
A method to reclaim or recycle asphalt or asphalt components to produce reusable asphalt or asphalt components featuring (a) providing asphalt or asphalt components; (b) adding the asphalt or asphalt components to a solution at a tempera...  
WO/2020/137555A1
Provided is a room temperature composite material which can be used to adjust the curing time of asphalt mixture to a desired time. This room temperature composite material (1) can be applied at room temperature, and is characterized by ...  
WO/2020/126585A1
An asphalt composition comprising 0.1 to 10.0 wt.-% monomeric MDI based on the total weight of the composition.  
WO/2020/128313A1
The invention relates to a coating comprising at least 50% by weight of aggregates, at least 8% by weight of petroleum coke and at least one hydrocarbon binder. The invention also relates to a method for the preparation and to the use of...  
WO/2020/131311A1
Modified asphalts and methods for producing the same are disclosed. The modified asphalts can include asphalt having a T5 boiling point of 400 °C or more, an olefin compound, and an acid promoter. The modified asphalt can include at lea...  
WO/2020/124239A1
A modified asphalt composition contains a bituminous component, a copolymeric thermoplastic elastomer (TPE), a high-cis homopolymeric polybutadiene rubber (BR) and a cross-linking agent. The modified asphalt composition exhibits improved...  
WO/2020/128312A1
The invention relates to a construction block comprising petroleum coke and at least one binder, and having a vertical and/or horizontal water permeability of less than or equal to 0.005 mm/s. The invention also relates to the use of a c...  
WO/2020/123270A1
A roofing shingle is provided that comprises a shingle coating composition including a filler and a bituminous composition comprising at least one bitumen base, at least one compound of general Formula (I): Ar1-R1-Ar2 (I), and at least o...  
WO/2020/120313A1
The invention concerns a bituminous composition comprising at least one bitumen base, at least one compound of general formula (I): Arl-R1-Ar2 (I), and at least one compound of general formula (II): R2-(NH)nCONH-X-(NHCO)p(NH)n-R'2 (II). ...  
WO/2020/123370A2
A method for producing pitch can include: hydroprocessing a challenged feed from a refinery operation to produce a hydroprocessed product; distilling the hydroprocessed product to yield one or more upgraded fractions and a resid fraction...  
WO/2020/120314A1
The invention relates to a bituminous composition comprising at least one bitumen base, at least one compound of general formula Arl-R1-Ar2 (I), and at least one compound of general formula R2-(NH)nCONH-X-(NHCO)p(NH)n-R'2 (II). The inven...  
WO/2020/114964A1
The invention relates to a bituminous mastic comprising: - from 0.5% to 25% by mass of at least one hydrocarbon oil, the total content of paraffinic compounds of which, measured according to the ASTM d2140 method, is greater than or equa...  
WO/2020/111644A1
The present invention pertains to a block copolymer composition. More specifically, the present invention provides: a block copolymer composition containing a diblock copolymer and a triblock copolymer, wherein the diblock copolymer incl...  
WO/2020/105020A1
Modified bitumen packaging method for storage and transportation: Unlike other methods in which polymeric additives are added to the bitumen penetration grade 60/70, the bitumen is modified, produced and then packaged. In this method, us...  
WO/2020/100881A1
An asphalt composition comprising asphalt and a polyester, wherein the asphalt has an asphaltene content of 18-40 mass% and the polyester is contained in an amount of 1-10 parts by mass per 100 parts by mass of the asphalt.  
WO/2020/086558A1
Asphalt binders and bituminous compositions comprising additives such as naphthenic acid esters. In certain embodiments the ester compounds may be useful as rheology modifiers for use in bituminous binders in road paving applications.  
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-...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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.  
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...  
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...  
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...  

Matches 1 - 50 out of 5,293