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| Number | Title | Issue Date |
| 7213446 | Method of selecting a bituminous emulsion based on its coalescence A method of selecting a bituminous emulsion with enhanced performance for paving is provided. This method includes selecting polymer modified bitumen with a penetration value of about 25 to 450 dmm at 25° C. and selecting one or more emulsifiers comprised of at lea... | 05/08/2007 |
| 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 to allow the stirring of the asphalt in the tank. A thermoplastic ela... | 03/06/2007 |
| 7081492 | Ambient temperature anhydrous liquid cross-linking agent An air hydrous cross-linking compound which is liquid at ambient temperature. The cross-linking compound includes at least one element chosen from Group VI-A of the periodic table of elements and a natural or synthetic polymer. ... | 07/25/2006 |
| 7056979 | Reaction product derived from amine-functionalized elastomers and maleated polyolefins A reaction product is prepared by reacting a first polymer having pendant or terminal carboxyl or anhydride groups with a second polymer (e.g. elastomer) having an amine containing terminal group. The second polymer is anionically polymerized. The second polymer is ... | 06/06/2006 |
| 7019075 | Acrylic structural adhesive having improved T-peel strength A two-part acrylic structural adhesive comprises a first package containing from about 10 to about 90 percent by weight of at least one ethylenic unsaturated methacrylic ester selected from the group consisting of 1) an alkyl mono-, di- or tetra-substituted cyclohex... | 03/28/2006 |
| 6743838 | Expoxy functionalized ethylene copolymer asphalt reaction products The present invention relates to polyepoxy-polymer-linked-asphalt having enhanced properties made by reacting a glycidyl-functionalized ethylene copolymer with reactive asphalt, wherein the glycidyl-functionalized ethylene copolymer has a glycidyl-containing comonom... | 06/01/2004 |
| 6538053 | Watertight roofing panels of a bituminous composition Bituminous compositions modified with self-adhesive cold-application polymers generally used for manufacturing of watertight roofing panels, said compositions comprising a mixture containing a rubbery styrene-diene polymeric mixture, one or more tackifyin... | 03/25/2003 |
| 6399680 | Acid-reacted polymer-modified asphalt compositions and preparation thereof An acid-reacted polymer-modified asphalt composition comprising (1) at least about 80 weight percent, based upon the composition, of an asphalt; (ii) about 0.2 to about 15 weight percent, based upon the composition, of a polymer containing available epoxy... | 06/04/2002 |
| 6218449 | Process for the preparation of functionalized elastomer/bitumen compositions and their use in coatings The invention provides a method comprising contacting, between 100° C. and 230° C. and under agitation, an elastomer, a functionalising agent and optionally, a peroxide compound. The functionalising agent is a thiolcarboxylic acid polyester or a reactio... | 04/17/2001 |
| 6172145 | Bituminous self-adhesive compositions for cold applications Bituminous compositions modified with self-adhesive cold-application polymers generally used for manufacturing of watertight panels, said compositions comprising a mixture containing a rubbery styrene-diene polymeric mixture, one or more tackifying resins... | 01/09/2001 |
| 6166131 | Highly reactive modified phenolic resin and molding material for electrical/electronic parts and semiconductor sealing material Disclosed is a process for producing a highly reactive modified phenolic resin, which comprises mixing a heavy oil or pitch with 0.3 to 10 mol of a phenol, 0.2 to 9 mol in terms of formaldehyde, of a formaldehyde compound and 0.01 to 3.0 mol of an acid ca... | 12/26/2000 |
| 6136200 | Treatment for paint and lacquer waste water A composition for the detackification and clarification of acid and alkaline paint and lacquer waste waters and paint spray booth wastes, comprising: an inorganic-organic and/or organic adduct alloy polymer composition having the formula: A.multidot.B | 10/24/2000 |
| 6117926 | Acid-reacted polymer-modified asphalt compositions and preparation thereof An acid-reacted polymer-modified asphalt composition including (i) 80 weight percent asphalt, (ii) 0.2 to 15 weight percent polymer containing available epoxy groups, and (iii) an acid effective for promoting chemical bonding between the asphalt and the p... | 09/12/2000 |
| 6100317 | Stabilized bitumen compositions Two or more different polymeric materials are stably incorporated into bitumen by effecting steric stabilization of a polyolefin, such as polyethylene, and by dispersing the other polymer, such as a styrene-butadiene-styrene copolymer, an ethylene-vinyl a... | 08/08/2000 |
| 6034210 | Process for producing highly reactive modified phenolic resin and molding material Disclosed is a process for producing a highly reactive modified phenolic resin, which comprises mixing a heavy oil or pitch with 0.3 to 10 mol of a phenol, 0.2 to 9 mol in terms of formaldehyde, of a formaldehyde compound and 0.01 to 3.0 mol of an acid ca... | 03/07/2000 |
| 5990207 | Mixtures of bitumen, of powdered rubber waste and of polymer, employed as road binder The present invention relates to mixtures of bitmen, of powdered rubber waste and of at least one copolymer (A) of an alpha-olefin and of at least one unsaturated epoxide, such that: the Brookfield viscosity at 180° C. according to NFT Standard 76102 (27... | 11/23/1999 |
| 5989662 | Consumable asphalt containers and method of reducing fumes from a kettle of molten asphalt A consumable container is molded from a composition comprising 40 to 90 weight % of an asphalt and 10 to 60 weight % of a polymer material, which advantageously can include a first polymer such as PP that imparts heat resistance and a second polymer such ... | 11/23/1999 |
| 5874492 | Process for the preparation of bitumen-polymer compositions, application of the compositions obtained to the production of coatings and polymer master solution for obtaining the said compositions A process is provided for the preparation of a bitumen-polymer composition which comprises (a) producing at a temperature of between 100° C. and 230° C., a mixture of (i) a bitumen (ii) a linear block copolymer of styrene and a conjugated diene, the block ... | 02/23/1999 |
| 5708061 | In-situ stabilized compositions Insoluble particulate materials, which may be in solid or liquid form, are dispersed in a continuous non-aqueous phase and the dispersion rendered stable and resistant to phase separation by an in-situ stabilization procedure involving the formation of ch... | 01/13/1998 |
| 5705564 | In-situ stabilized compositions Insoluble particulate materials, which may be in solid or liquid form, are dispersed in a continuous non-aqueous phase and the dispersion rendered stable and resistant to phase separation by an in-situ stabilization procedure involving the formation of ch... | 01/06/1998 |
| 5683498 | Process for preparing rubber-modified asphalt compositions A modified asphalt composition having improved low-temperature fracture properties is obtained by devulcanizing crumb rubber, preferably ground rubber tire. The devulcanization is effected without the use of harsh oxidizing treatments or the addition of p... | 11/04/1997 |
| 5604274 | Thermosetting asphalt having continuous phase polymer A thermosetting asphalt product includes a blend of an asphalt and an epoxy-functionalized polymer, the epoxy-functionalized polymer being present in an amount within the range of from about 4 to about 30 percent of the combination of asphalt and epoxy-fu... | 02/18/1997 |
| 5574095 | Method for producing asphalts containing an epoxy-containing polymer and polyamine A method of making an asphalt composition including mixing an asphalt base, a epoxy-functionalized polymer, and then a polyamine, thereby producing a final asphalt composition; and recovering said final asphalt composition.... | 11/12/1996 |
| 5556900 | Process for producing a polyepoxy polymer-linked-asphalt thermoplastic composition Disclosed is a thermoplastic polymer-linked-asphalt and a process for making a thermoplastic polymer-linked-asphalt. More particularly, disclosed is a reaction process for linking epoxide-containing polymers to asphalt. The improved thermoplastic polymer-... | 09/17/1996 |
| 5519073 | Process for the preparation of a phosphoric-acid-containing asphalt/polymer mixture and resulting asphalt composition thereof A method of making an asphalt composition by mixing phosphoric acid with an asphalt base, resulting in an acid-asphalt mixture; blowing air through the acid-asphalt mixture, resulting in an acid-blown asphalt composition; mixing a terpolymer made from the... | 05/21/1996 |
| 5494966 | In-situ stabilized compositions Insoluble particulate materials, which may be in solid or liquid form, are dispersed in a continuous non-aqueous phase and the dispersion rendered stable and resistant to phase separation by an in-situ stabilization procedure involving the formation of ch... | 02/27/1996 |
| 5294352 | Compositions for the detackification of paint spray booth water and waste water A composition for the detackification and clarification of acid and alkaline paint and lacquer waste waters and paint spray booth wastes, comprising: an inorganic-organic and/or organic adduct alloy polymer composition having the formula: A.multidot.B | 03/15/1994 |
| 5280064 | Bitumen-polymer stabilizer, stabilized bitumen-polymer compositions and methods for the preparation thereof A stabilizer for bitumen-polymer compositions. Polyethylene-bitumen compositions having the polyethylene component dispersed throughout the solution and stabilized against gross phase separation are described. A method for preparation of the stabilizer in... | 01/18/1994 |
| 5278207 | Asphalt amine functionalized polymer composition A bituminous composition comprising a bituminous component, a polymer which comprises at least one block of a conjugated diolefin and at least one block of an acrylic monomer such as an alkyl methacrylate and from 0.001 parts to 1 part by weight of a poly... | 01/11/1994 |
| 5246987 | Bitumen and halogenated vinyl aromatic-conjugated diolefin block copolymer compositions A bitumen composition is provided which contains a block copolymer of one or more halogenated vinyl aromatic blocks and one or more conjugated diolefin blocks. The composition does not phase separate upon storage for five days at 160° C. and has excellen... | 09/21/1993 |
| 5104932 | Bituminous compositions containing residues of hydrolyzed or alcoholized polymers The invention relates to bituminous compositions containing residues of polymers and in particular sterile car waste, which have previously undergone a hydrolysis and/or alcoholysis treatment prior to their incorporation into the bitumen or asphalt. The t... | 04/14/1992 |
| 5059479 | Pressure-sensitive adhesive emulsion composition and a kraft tape using it A pressure-sensitive adhesive emulsion composition, characterized in that it is a pressure-sensitive adhesive emulsion composition containing the ingredients (A) and (B) below; the content of ingredient (B) is set at 1-70 solid parts per 100 solid parts b... | 10/22/1991 |
| 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 viscosity during application followed by high viscosity, to... | 06/11/1991 |
| 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 initiated reaction product, of a mixture of asphalt and an ela... | 09/11/1990 |
| 4921539 | Modified pitch specially adapted to bind coal particles The invention concerns a modified pitch composition specially adapted to bind coal particles with the purpose of transforming it into briquettes; the pitch is modified by reaction with an unsaturated dicarboxylic acid or anhydride thereof, and at least on... | 05/01/1990 |
| 4835199 | Bituminous composition comprising a blend of bitumen and a thermoplastic elastomer A bituminous composition comprising a blend of bitumen and a thermoplastic elastomer containing at least two polymer blocks wherein one of said polymer blocks is a crystalline polymer block and one of said polymer blocks is an amorphous polymer block, is ... | 05/30/1989 |
| 4818367 | Asphalt, copolymer and elastomer composition An asphalt composition containing an asphalt, a copolymer of an olefin with an anhydride or a nitrile, and an unsaturated elastomer having at least two terminal groups each with an active hydrogen, a halogen, an epoxy oxygen or a cyanocarbon. The composit... | 04/04/1989 |
| 4791170 | Rubber compositions Rubber compositions are disclosed which essentially comprise ethylene/alpha-olefin rubbers and specified amounts of a selected class of aromatic hydrocarbon resins containing a phenolic hydroxyl group and having specified hydroxyl numbers and softening po... | 12/13/1988 |
| 4780146 | Modified asphalt An asphalt composition comprises a bituminous material blended with a reaction product of ethylene diamine and a blend of a dibasic acid and one or more fatty acid residues.... | 10/25/1988 |
| 4752632 | Asphaltic elastomers Disclosed is an asphaltic elastomer and a method for its preparation. The asphaltic elastomer is synthesized from ingredients which are blended. These ingredients include an aqueous asphaltic phase, a polyisocyanate prepolymer, and optionally an organic c... | 06/21/1988 |
