Matches 201 - 250 out of 369 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5095055 Using branched polymers to improve the storage stability of acid treated polymer modified asphalts (PNE-577)  
This invention relates to a composition and method for improving the storage stability of acid treated polymer modified asphalts. More specifically, the storage stability of an asphalt which...
5087652 Asphalt blends with chloroprene polymers or copolymers thereof with dichlorobutadiene  
Blends of asphalt and 0.1 to 5 weight percent of a chloroprene polymer are disclosed. The chloroprene polymers can contain up to 12 weight percent 2,3-dichlorobutadiene-1,3 a vinyl monomer or...
5070123 Method for improving the storage stability of polymer modified asphalt  
This invention relates to a composition and method for improving the storage stability of polymer modified asphalts. More specifically, the storage stability of an asphalt which contains greater...
5025044 Extrusion isolation of blends of rubber and asphalt  
Blends of asphalt emulsions or melts and aqueous elastomeric latices are prepared using a screw type extruder adapted to provide sufficient back pressure within the screw flights of the extruder to...
5023282 Asphalt containing gilsonite, reactive oil and elastomer  
Asphalt cement compositions are disclosed which utilize petroleum asphalt, natural asphalt, a reactive oil and an elastomer. These compositions produce a superior asphalt cement that can give low...
5019610 Process for the production of polymer-modified asphalts and asphalts emulsions  
Disclosed is a polymer-modified asphalt composition which comprises a mixture of (a) a blend of from about 10 to 75 weight-percent of one or more of a thermoplastic rubber polymer and from about 90...
5008311 Substantially solvent free asphaltic and method relating thereto  
The present invention relates to a compatibalizing agent useful in compatibalizing a substantially non-polar compound, such as asphalt, with a substantially polar organic compound, such as an...
4997868 Cationic asphalt emulsions  
The setting time of cationic emulsions of asphalt, bitumen, coal tar or a mixture thereof may be shortened by incorporating into such emulsion at least 0.001 parts by weight per 100 parts by dry...
4978698 Bitumen-polyolefin compositions  
Bitumen-polyolefin compositions, e.g. for use as binders in paving compositions, are stabilized by an emulsifier system comprising a polyethylene wax terminally functionalized with acidic groups...
4976784 Cationic slurry seal emulsifiers  
An cationic emulsifier obtained from the reaction products of an alkyl phenol, polyamine, and formaldehyde or of an alkyl phenol, fatty acid/polyamine condensate, and formaldehyde and the uses of...
4975476 Bituminous materials  
A composition useful as a pavement material comprising a mixture of asphalt and a polymer of an α-olefin, or an interpolymer of an α-olefin, and at least one copolymer selected from the group...
4956500 Vulcanizable rubber compound with improved tackifier  
A vulcanizable rubber compound is provided which has an improved low cost tackifier included with the vulcanizable rubber. The tackifier is the reaction product, preferably an organic peroxide...
4897170 Manufacture of a Soderberg electrode incorporating a high carbon-contributing phenolic sacrificial binder  
The invention is a novel Soderberg electrode paste composition. The composition is a mixture comprising carbonaceous aggregate, novolac resin binder, plasticizer and optionally...
4897307 Process for the solvent-induced crystallization of amorphous poly(etheretherketone)-type polymers and the article formed thereby  
The present invention relates to a process for the solvent-induced crystallization of amorphous poly(etheretherketone)-type polymer to produce an article, which process comprises: A. contacting...
4889880 Modified asphalt compositions  
Modified asphalt compositions are described which comprise (A) asphalt, and (B) a minor amount, sufficient to reduce or retard degradation of the asphalt in service, of at least one polymer...
4868233 Polyethylene modified asphalts  
The present invention relates to an improved polyethylene modified asphaltic composition and a method for its manufacture. More specifically, when certain linear polyethylene compounds are added to...
4833185 Sludge obtained when processing waste lubricating oil, and a method for utilizing the sludge  
This invention concerns a method whereby the sludge obtained when reclaiming waste lubricating oils by treating with acids or solvents can be processed by the addition of elastomers and hardeners...
4824880 Asphalt adhesives  
An adhesive is provided for adhering roofing shingles wherein the adhesive is a blend of asphalt, an elastomer, a tackifying resin and a petroleum oil.
4820578 Polyketone roofing membranes  
A weatherproof coating for roofs or decks is formed when an adhering material is used in conjunction with a nonwoven mat formed from a linear alternating polymer of carbon monoxide and at least one...
4797434 Process for the manufacture of particulate bituminized plastics material  
A process for the manufacture of particulate material, and particularly material for constructing a horse riding surface, involves mixing raw granulated plastics material, such as PVC from waste...
4795760 Single component polyurethane-modified bitumen compositions  
A liquid, solvent-free or low-solvent hardenable polyurethane-modified bitumen composition is described, which is based on a bitumen modified with a polyurethane prepolymer. The compatibility...
4789402 Mannich reaction product as asphalt antistripping agent  
An asphalt cement mixture is disclosed. The mixture has improved antistripping properties due to the inclusion therein of a minor amount of an antistripping agent produced by the condensation...
4775455 Binder system for anodes, cathodes, and electrodes  
Describes the use of high performance phenol-formaldehyde resins in the fabrication of anodes, cathodes, and electrodes, for use in metallurgy. A carbonaceous aggregate mixed with binder material...
4762869 High temperature resistant molding materials  
High temperature resistant molding materials containing (A) 5-95 mol % of blocks having the structural unit I ##STR1## (B) 5-95 mol % of blocks having the structural unit II ##STR2## (C) 0-80 mol %...
4738723 Asbestos-free asphalt composition  
Disclosed is a new and improved sealant and cement asphalt composition that is asbestos-free. The asbestos-free asphalt composition comprises about 40 to about 70 weight percent asphalt, about 5 to...
4738996 Asphaltic coating compositions  
A composition which contains (a) 80 to 99% w of a bitumen component; (b) 1 to 20% w of an elastomer; (c) 1 to 60% w of a hydrocarbon resin which has been modified to contain carboxyl, carboxylic...
4661542 Adhesive compositions  
Pressure-sensitive adhesives which are mixed immediately prior to application, or need drying equipment tend to be expensive in use while those applied as hot melts tend to have poor heat...
4659381 Flame retarded asphalt blend composition  
A flame retarded asphalt composition comprising a blend of: (a) modified bitumen; (b) 1-20 wt % of at least one halogenated flame retardant; and (c) 1-5 wt % of at least one inorganic...
4657595 Quick setting anionic bituminous emulsions  
Quick setting anionic bituminous emulsions in which the emulsifier is an alkylbenzenesulfonic acid which has been neutralized with specified alkyl or hydroxyalkyl amines.
4609696 Rubberized asphalt emulsion  
This invention provides emulsions of rubberized asphalt, which are preferably extended with oil and are especially useful for chip seal, slurry seal and cold mix applications. The novel composition...
4609695 Asphalt foam  
The present invention is directed to a foamed product having a substantially closed cellular configuration. The foamed product is formed from a blend of asphalt with a polyvalent metal salt of...
4591611 Ionomeric polymer compositions  
Ionomeric polymer compositions are provided which comprise an ionomeric polymer and about 5 to about 125 parts by weight of gilsonite, per 100 parts by weight of the ionomeric polymer. The...
4576648 Cationic emulsions of bituminous binders of the bitumen type and their process of preparation  
Cationic emulsions of bituminous binders of the type consisting of an organic phase formed of a bituminous binder dispersed in an aqueous phase containing a cationic emulsifying agent and an acid....
4554022 Additives for hot mix asphalt  
The adherence between an asphalt and aggregate is increased by incorporating into the asphalt a vinyl monomer and an alkenyl azabenzene.
4548962 Rubberized asphaltic concrete composition  
A rubberized asphaltic concrete composition in which the particle sizes of the rubber granulate and the mineral aggregate are adjusted so that a relatively typical particle distribution is achieved...
4548966 Asphalt emulsion  
The viscosity of an asphalt emulsion may be controlled by incorporating up to about 1 percent by weight of a modified starch containing not more than 27 percent amylose and the balance...
4537921 Blended pressure-sensitive asphaltic based adhesives  
A pressure-sensitive adhesive is disclosed which is prepared by hot melt blending paving grade asphalt, a depolymerized virgin rubber, a terpene resin, and a vulcanizable, non-depolymerized...
4532271 Bituminous paving material and a method for the preparation thereof  
The performance of an asphaltic paving material can be greatly improved when the paving material is prepared by first coating the particles of the aggregate material with a molten phenolic resin...
4514308 Sulfonated asphalt  
Sulfonated asphalt/hydrogenated conjugated diene-monovinyl aromatic copolymer compositions, preparations thereof, and use in well working fluid compositions.
4497921 Sulfur stabilized oxidized polyolefin and asphalt composition  
The present invention is a sulfur stabilized composition. The composition comprises an oxidized polyolefin, preferably oxidized polyethylene or oxidized polypropylene, with oxidized polyethylene...
4492781 Method and composition for maintaining and repairing asphalt-and rubber-containing surfaces  
Method and composition for protecting, maintaining and repairing paved surfaces utilizing a workable fiber-containing asphalt and/or latex emulsion in combination with an active amount of a...
4476265 Pigmented compositions  
Poly(arylene sulfide) compositions are pigmented with black carbonaceous pigments selected from at least one of finely divided bituminious coal, carbonized rice hulls, bone blacks, and...
4460723 Asphalt compositions  
Stabilization of asphalt and asphalt rubber compositions against degradation, e.g., viscosity increase by addition of a finite small but effective viscosity stabilizing amount of at least one...
4459157 Asphalt composition  
An asphalt blend in which a butadiene-styrene elastomeric block polymer can easily be dispersed at between about 325° F. and about 400° F. and, after cooling, forms a stable material useful as a...
4440886 Asphalt compositions  
Stabilization of asphalt and asphalt-rubber compositions against degradation, e.g., viscosity increase by addition of a finite small and effective viscosity stabilizing amount of an alkali metal...
4437896 Synthetic asphalt mixtures and processes for making them  
Synthetic asphalt mixtures comprise selective blends of tall oil and/or tall oil pitch and naturally occurring or man-made gilsonite.
4436864 Aqueous emulsions of acrylamide and rubber modified asphalts  
An aqueous asphaltic emulsion is provided in which the dispersed asphaltic material is the prereacted reaction product of asphalt having a viscosity of less than about 120,000 cps (at 140° F.), an...
4433084 High-float, rapid-setting emulsion  
A high-float rapid-setting emulsion comprised of asphalt, tall oil, tall oil derivatives or mixtures thereof, copolymer selected from the group consisting of a styrene-butadiene-styrene block and...
4430465 Asphalt composition  
An asphalt composition is made by mixing together asphalt, at least one alkadiene-vinylarene copolymer, a petroleum hydrocarbon resin and an amine-based antistripping agent. A fibrous mate can be...
4430464 Pavement binder composition  
An improved pavement binder composition comprises a digestion of rubber particles of low bulk density, preferably of the porous nodular surface morphological type, in a bituminous material.
Matches 201 - 250 out of 369 < 1 2 3 4 5 6 7 8 >