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8952092 Non-carboxylated styrene-butadiene copolymers, preparation method and use thereof  
A non-carboxylated styrene-butadiene copolymer, preparation method and use thereof are provided. The non-carboxylated styrene-butadiene copolymer is prepared by hot polymerization in the absence...
8901212 Recycled polymer and bitumen composite asphalt additive  
This invention provides a novel composite of bitumen and recycled polymers from post consumer and pre consumer manufacturing scraps for use in asphalt to increase its viscosity at higher...
8895645 Polymer-modified asphalt compositions  
A modified-asphalt composition prepared by introducing a diene end-capped block copolymer with a molten asphalt composition, where the block copolymer is defined by the formula α-(D-V-d)x where...
8853306 Supramolecular polymer-containing bituminous composition  
The invention relates to a bituminous composition containing at least one bitumen and at least one polyolefin capable of forming a supramolecular assembly comprising one or more associative...
8772380 Performance graded sulfur modified asphalt compositions for super pave compliant pavements  
Disclosed herein are an asphalt concrete mixture, an asphalt binder composition, and methods of preparing the related compositions. The asphalt binder compositions include a polyphosphoric acid, a...
8765847 Asphalt compositions with cracking resistance additives  
Methods are provided for upgrading the quality of an asphalt. The methods include mixing an asphalt feed with a cracking resistance additive that improves the low temperature properties of the...
8722776 Graft polymer and thermoreversibly cross-linked bitumen composition comprising said graft polymer  
The disclosure relates to a bitumen/polymer composition comprising at least one bitumen and at least one graft polymer, the grafts enabling the bitumen/polymer compositions to be thermoreversibly...
8697781 Bituminous mixtures with a high polymer content  
The invention relates to a process for the preparation of mixtures containing bitumen and thermoplastic polymer at a high concentration, stable during storage, with particular characteristics of...
8697783 Use of thermoplastic polyurethanes in rubber modified bitumen roofing membranes  
A roofing membrane that includes a blend of thermoplastic polyurethane and petroleum liquid so as to improve the UV stability of the blend without adversely affecting the flexibility of the dried...
8679244 Asphalt compositions modified by styrenic block copolymer and vegetable wax  
Disclosed is a modified asphalt composition including a styrenic block copolymer and a vegetable wax as modifier. With lower viscosity at high temperatures as compared to the asphalt composition...
8664303 Modified asphalt binder material using crumb rubber and methods of manufacturing a modified asphalt binder  
In a first aspect, bituminous asphalt binder materials which are modified by the addition of crumb rubber or ground tire rubber are described. In a second aspect, the present invention is directed...
8664302 Process of polymer modified asphalt preparation  
A process of preparing a polymer modified asphalt (PMA) comprising mixing a predetermined amount of a polymer-asphalt master batch with a predetermined amount of an asphalt-cross linking agent...
8653189 Oil-extended, low styrene content styrene-butadiene-styrene triblock copolymer compositions and articles fabricated therefrom  
The present invention relates to oil-extended styrenic block copolymer compositions that include a thermoplastic polymer, such as polystyrene, and a styrenic block copolymer, especially a linear...
8580874 Polymer-modified asphalt compositions  
A modified-asphalt composition prepared by introducing a diene end-capped block copolymer with a molten asphalt composition.
8536255 Stable emulsions for producing polymer modified asphalt  
An acid modified asphalt binder is combined with an emulsifier solution to produce an emulsified asphalt binder. The acid modified asphalt binder may be formed by combining an asphalt binder, a...
8492460 Fluorinated polymer blocks for PEM applications  
A fluorine-containing polymer segment includes at least one substituent for proton transfer that has one or more fluorine atoms. The fluorine-containing polymer segment is useful for forming...
8454740 Bituminous paving composition and process for bituminous paving  
The invention provides a bituminous composition, a process for preparing a bituminous paving composition and process for bituminous paving having lower mixing, paving, and compaction temperatures...
8399552 Lightweight structural finish  
A lightweight finish composition, method of production and a method of application are provided. The lightweight finish composition comprises a resin dispersion or emulsion, alkali metal...
8344049 Modified asphalt binders and asphalt paving compositions  
A modified asphalt binder composition prepared by combining asphalt binder, phosphorus pentasulfide, and less than 2.5 parts by weight unsaturated polymer, per 100 parts by weight asphalt binder,...
8324310 Plasticizing system for a rubber composition  
Plasticizing system which can be used for the plasticizing of a diene rubber composition, wherein it is based on an MES or TDAE oil and on a resin formed of terpene/vinylaromatic copolymer, in...
8304460 Methods for making composites having thermoplastic properties from recycled crosslinked polymer  
The present invention provides methods of making shapeable composites in the form of finely divided materials or articles and the materials and articles produced by the methods, the methods...
8304462 Process for making polymer composites having thermoplastic properties  
The present invention provides methods of making composite materials comprising combining particles of crosslinked rubber with one or more aqueous polymer dispersion of a suspension polymer to...
8304461 Process for making polymer composites having thermoplastic properties  
The present invention provides methods of making composite materials comprising combining particles of crosslinked rubber with coagulated aqueous polymer dispersions to form a mixture in aqueous...
8273809 Thermoreversibly crosslinked bitumen/polymer composition  
The disclosure relates to a bitumen/polymer composition comprising at least one bitumen and at least one graft polymer, the grafts enabling the bitumen/polymer compositions to be thermoreversibly...
8273819 Non-gellable and pumpable concentrated binder for bitumen/polymer  
The present disclosure relates to a concentrated binder having a very high polymer content comprising a soft aromatic petroleum base, optionally a bituminous base and at least one polymer...
8211960 Crumb rubber modified asphalt with improved stability  
The present invention relates to a method for producing a crumb rubber modified asphalt comprising the steps of: a) heating a pre-selected quantity of asphalt to a temperature of between about...
8202922 Process for cross-linking bitumen/polymer compositions having reduced emissions of hydrogen sulphide  
The disclosure relates to a method of preparing crosslinked bitumen/polymer compositions having reduced emissions of hydrogen sulphide, in which, while operating at temperatures between 100° C....
8198350 Polymer-modified asphalt with a crosslinking agent and methods of preparing  
Methods of preparing a cross-linked, polymer-modified asphalt is provided. The method involves adding a crosslinking agent to asphalt prior to the addition of a crosslinkable polymer and an acid....
8138242 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...
8124677 Modified asphalt binders and asphalt paving compositions  
A modified asphalt binder composition prepared by combining asphalt binder, phosphorus pentasulfide, and less than 2.5 parts by weight unsaturated polymer, per 100 parts by weight asphalt binder,...
8114926 Bituminous binder and method for the production thereof  
The invention relates to a method for the production of a bituminous binder and a bituminous binder which can be obtained according to said method. The method for the preparation of the bituminous...
8099218 Paving system and method  
A method of operating a paving system includes establishing a plan for paving a work area which is based on a positional temperature model. The method further includes receiving temperature data...
8088845 Paraffin wax composition  
The invention is directed to a paraffin wax contained in a thermoplastic polymer packaging material which is meltable along with the paraffin wax.
8076398 Supramolecular polymer-containing bituminous composition  
The present invention relates to a bituminous composition comprising at least one bitumen and at least one polycondensate capable of forming a supramolecular assembly comprising one or more...
8008377 Modified asphalt binders and asphalt paving compositions  
A process for preparing a modified asphalt binder composition, the process comprising mixing asphalt, an unsaturated polymer, and an organothionating agent to form a modified asphalt composition.
7981517 Bituminous compositions and methods of making and using same  
This invention relates to bituminous compositions comprising an interpolymer and a bituminous material and methods of making and using same. The interpolymer may comprise ethylene, at least one...
7968628 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...
7960454 Processing aids for elastomeric compositions  
The invention provides for processes to produce elastomeric compositions, the processes including contacting at least one elastomer with a processing aid, wherein the processing aid comprises at...
7951858 Bituminous products and aqueous emulsions based on bituminous products and uses thereof  
The invention concerns novel bituminous products, as well as novel aqueous emulsions of bituminous products, mixtures thereof with coated granules, useful for sealing application, building and...
7935749 Production of warm-mix asphalt compositions utilizing a polyhydric alcohol  
Rubber particles in a water and polyhydric alcohol solution are added to an asphalt whereby the polyhydric alcohol substantially coats the rubber particles resulting in an easily mixed composition...
7923487 Lightweight structural finish  
A lightweight finish composition, method of production and a method of application are provided. The lightweight finish composition comprises a resin dispersion, alkali metal phosphate,...
RE42165 Modified asphalt compositions  
A modified asphalt composition is provided comprising at least one plastomer, at least one elastomer, at least one crosslinking agent and asphalt. More specifically, a modified asphalt composition...
7855250 Filling foam composition, foam filling member, and filling foam  
A filling foam composition contains a polymer, 4,4′-oxybis(benzenesulfonylhydrazide), an amine compound (except urea compound) having a melting point of 40° C. or more, and an organic peroxide,...
7851523 Asphalt waterproof composition containing waste tire chips and bentonite and process for its manufacture  
An asphalt waterproof composition containing waste tire chips and bentonite which includes about 10-15 of asphalt, about 20-50 of oil, about 8-12 of filler, about 1-3.5 of elasticity increasing...
7838575 Bituminous mixtures comprising thermoplastic polymer membranes  
High performance bituminous mixtures that are useful for the road paving and roofing industries comprise mineral aggregates coated with a thermoplastic polymer composition. Because of their high...
7834074 Plasticizing system for rubber composition  
Plasticizing system usable for the plasticizing of a diene rubber composition. The plasticizing system is based on an MES or TDAE oil and a polylimonene resin. The rubber composition has an...
7824485 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...
7820739 Modified asphalt binders and asphalt paving compositions  
A method for forming a modified asphalt binder composition, the method comprising preparing a phosphorus pentasulfide-binder concentrate by introducing and mixing phosphorus pentasulfide and...
7816429 Modified asphalt binders and asphalt paving compositions  
A method for forming a modified asphalt binder composition, the method comprising preparing a phosphorus pentasulfide-binder concentrate by introducing and mixing phosphorus pentasulfide and...
7811372 Rejuvenating agent and process for recycling of asphalt  
A rejuvenating agent having a viscosity of from 200 to 60000 cSt at 60° C. and comprising 10-90 weight % palm oil and 90-10 weight % bitumen, where the percentages are based upon the total weight...

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