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8841365 Method for transporting straight run bitumen, and bitumen mixture  
Straight run bitumen is widely used in the production of built-structure waterproofing systems, more particularly waterproofing membranes. In order to be able to obtain supplies of straight run...
8784554 Asphalt modifiers, methods of modifying asphalt, asphalt compositions and methods of making  
Asphalt compositions and products comprising petroleum asphalt, polyolefin, and a wax.
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...
8702857 Method for rejuvenating a bitumen containing composition  
A method for rejuvenating a bitumen containing compositions includes adding to the bitumen containing compositions a distillation residue of cashew nut shell liquid (CNSL). The distillation...
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...
8652246 Composition containing an organic fraction for making a road or building layer and/or coating  
A viscous composition for making a layer and/or a coating for a road track or a building, and containing a viscous fraction. The viscous fraction mainly contains vegetable pitch, in particular...
8227520 Emulsion composition for silicone rubber sponge, process for producing the same, and process for producing silicone rubber sponge  
A silicone rubber sponge emulsion composition comprising (A) (a) a liquid diorganopolysiloxane having at least two alkenyl groups per molecule, or a paste-like mixture of (a) a liquid...
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....
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...
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.
7967905 Process for mixing modified bitumen by extrusion  
Provided is a method of mixing a modified bitumen composition and feeding one or more polymeric materials to an extruder, together with asphalt fed at more than one location along a length of the...
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...
7945319 Methods of delivering a drug using a medical device with a coating comprising a self-assembled molecular structure  
A method for local delivery of a drug is provided. The method comprises acts of: (a) implanting a medical device including a drug-containing coating in a patient for the delivery of the drug,...
7941212 Method of delivering a drug using a medical device with a coating comprising a self-assembled molecular structure  
A method for local delivery of a drug is provided. The method comprises the acts of (a) implanting a medical device carrying a drug-containing coating in a patient for the sustained local delivery...
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...
7678467 Asphalt shingle coating with improved tear strength  
The present invention is directed to an air-blown roofing asphalt modified with polyphosphoric acid and roofing products made with the polyphosphoric acid-modified, air-blown asphalt.
7625963 Reactive hot melt adhesive with bituminous additive  
A polyurethane hot melt adhesive composition comprising an isocyanate, one or more polyols, one or more bituminous materials and optionally one or more thermoplastic materials. Another embodiment...
7608650 Bitumen/rubber compositions crosslinked with polythiomorpholines, polysulfides and/or mercaptobenzimidazole  
Asphalt and elastomeric polymer compositions crosslinked with mixed polythiomorpholines or at least one alkyl polysulfide can give polymer modified asphalts (PMAs) with improved properties and/or...
7569627 Hot melt binder for asphalt product with reduced production temperature and applications of said binder  
The binder is produced based on natural bitumen, or bitumen from the oil industry, and comprises a first additive which is constituted by a hydrocarbon wax whose melting point is greater than 85°...
7544239 Reduction of sulfur emissions from crude fractions  
Methods of modifying crude fractions are described herein. The methods generally include blending a crude fraction with an emissions reducing additive to form a modified crude fraction, wherein...
7536221 Coatings comprising self-assembled molecular structures  
A coating for an implantable medical device is disclosed, the coating including a self-assembled molecular structure. The coating can be used for altering the release rate of a therapeutic...
7452930 Curable composition  
It is the subject of the present invention to provide a solvent-free ambient-temperature curable composition, excellent in water-resistant adhesion, storage stability and curability, and generates...
7402619 Cross-linking compositions for polymer-modified asphalt compositions  
The present invention relates to a bituminous composition comprising a bituminous component, an elastomeric polymer component, and a specific cross-linking composition component comprising...
7365111 Use of zinc oxide to improve compatibility of polymer modified asphalt crosslinked with phenol aldehyde resin  
In methods of preparing asphalt and elastomeric polymer compositions crosslinked with phenol aldehyde resins and sulfur, such as polymer modified asphalt (PMA), it has been discovered that the MP1...
7247664 Bituminous composition with improved ‘walk-on-ability’ and its use in roofing applications  
Disclosed is a bituminous composition that comprises a bituminous component (A), an elastomer component (B), preferably a block copolymer of a conjugated diene and a monovinylaromatic hydrocarbon,...
7241818 Filler comprising fly ash for use in composites  
The present invention is a fly ash filler or filler blend having a particle size distribution with at least three modes that can be combined with a polymer or bitumen at higher filler loadings to...
7241821 Polymer-modified, vulcanized asphalt composition and its method of preparation  
A method is provided for improving high temperature performance grade properties of polymer-modified, vulcanized asphalt by treating an asphalt cement under mild oxidizing conditions sufficient to...
7205344 Crosslinker for modified asphalt  
The present invention relates to compositions and methods for providing an improved means of modifying asphalt with a polymer. More particularly, this invention provides a crosslinking system to...
7186765 Method for preparation of stable bitumen polymer compositions  
The present invention provides a method for preparing an asphalt and thermoplastic elastomer composition. The process comprises heating an asphalt cut in a stirred tank to a temperature sufficient...
7160943 Aqueous crumb rubber composition  
A fluid or semifluid additive composition useful for asphalt paving comprises between about 10% and about 50% crumb rubber, about 10% and about 50% petroleum hydrocarbon having at least about 50%...
7060743 Bitumen composition  
The present invention provides a bitumen composition including: —(i) from 0.1 to 25% wt of an elastomer, (ii) from 0.1 to 40% wt of a solvent, (iii) from 30 to 99% wt of a bitumen, (iv) from 0.1...
7045570 Liquid asphalt modifier  
The present invention relates to compositions and methods for providing an improved means of modifying asphalt with a polymer. More particularly, this invention provides a solvent system that...
6956071 Use of alternate thiol accelerators for crosslinking rubber in asphalt  
It has been discovered that certain nitrogen-containing thiols other than mercaptobenzothiazole (MBT) perform equivalently as accelerators in preparing asphalt polymer compositions. Typically, the...
6927245 Dispersing agent and method for the delivery of cross-linking agent to polymer modified asphalt compositions  
The present invention provides a dispersing agent that facilitates the delivery of a cross-linking agent to polymer modified asphalt. The present invention further includes a composition...
6872763 Bitumen vulcanizing composition  
Provided is a vulcanizing agent for vulcanizing bitumen, which vulcanizing agent comprises a sulphur agent and a binder, wherein the vulcanizing agent is in the form of pellets. Further provided...
6818687 Modified asphalt with carrier and activator material  
A polymer modified asphalt is characterized by the addition of a carrier material such as mineral oil. The carrier material is mixed with an activator material and then added to a hot mixture of...
6759453 Asphalt compositions  
The invention comprises polymers which have been functionalized so as to be able to chemically react with polyamines to form adducts containing at least one or more groups consisting of amino,...
6727299 Aromatic polysulfide and an asphalt composition containing the same  
The present invention relates to a novel aromatic polysulfide and an asphalt composition containing the same, and more particularly, to a novel aromatic polysufide having repeating units of the...
6713540 Method for crosslinking asphalt compositions and the product resulting therefrom  
A process is provided for crosslinking polymer modified asphalt compositions using a combination of a crosslink initiator, crosslink co-agent and crosslinkable polymer, to provide a process that...
6713539 Storage-stable modified asphalt composition and its preparation process  
A storage-stable modified asphalt composition, which comprises: 50-97.7 parts by weight of a base asphalt, 2.0-20.0 parts by weight of a polymer having double bonds, 0.1-20.0 parts by weight of a...
6583202 Roofing membrane  
This invention relates to a roofing or siding membrane comprising a non-woven mat coated with an asphaltic composition containing, in addition to 35-75 wt. % bitumen, a mixture of isotactic and...
6569351 Accelerator-gel additive for use in the production of polymer-modified asphalt  
The present invention is directed to a an accelerator-gel additive used to deliver an accelerator such as sulfur, into a system for the production of polymer modified asphalt, vulcanized rubber or...
6538060 Bituminous polyurethane interpenetrating elastomeric network compositions as coatings and sealants for roofing and other applications  
Elastomeric polyurethane interpenetrating network compositions are disclosed which are preferably developed by in situ reaction of polyols with different isocyanates and polyisocyanates in a...
6429241 Elastomer-modified bituminous compositions  
Polymer modified bituminous compositions which are stable against phase separation are provided at greater levels of incorporation of elastomeric polymer having a conjugated diene structure, such...
6414056 Asphalt compositions and method for making (LAW617)  
The present invention relates to novel polymer modified asphalt polyphosphoric and superphosphoric acid treated binder compositions having enhanced high service temperature performance properties...
6407152 Method for preparing asphalt and polymer compositions incorporating multi-component crosslinking agents  
A process for the preparation of an asphalt and polymer composition in which a minor amount of polymer component is subjected to a crosslinking. An asphalt base material is heated in a mixing...
6380284 Method for continuous production of modified bituminous materials  
The invention concerns the continuous production of asphalts modified by the addition of polymers and reacted with sulfur. The binders produced by said methods can contain very high amounts of...
6359033 Stable paving compositions having improved low and high temperature properties  
A paving composition comprises a mixture of about 90 to 99.5 wt. % of an asphaltic material and about 0.5 to 10 wt. % of solid particles each encapsulated with a cross-linked polymer, the...
6310122 Stable bitumen polymer compositions  
The present invention provides a method for preparing an asphalt and thermoplastic elastomer composition. The process comprises heating an asphalt cut in a stirred tank to a temperature sufficient...

Matches 1 - 50 out of 189 1 2 3 4 >