Nitrogen Containing Patents (Class 106/284.06)
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Patent number: 11613892Abstract: A method of forming a sloped roof can comprise obtaining a base layer comprising at least one of a permeable mesh, woven fabric, non-woven fabric, plastic, foam material or combinations thereof; applying the base layer over a roofing substrate of the sloped roof; and applying a liquid roofing material to the base layer to form a liquid applied roof.Type: GrantFiled: September 29, 2020Date of Patent: March 28, 2023Assignee: BMIC LLCInventors: Yan Zheng, Yixi Xiao, Daniel E. Boss, Adem Chich
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Patent number: 10214646Abstract: The present invention provides an asphalt paving composition including an essentially water-free, non-foamed warm mix asphalt binder composition modified with lubricating antistrip additives that can be mixed with uncompacted aggregate to provide a warm mix paving composition of the aggregate adequately coated with the essentially water-free, non-foamed binder and lubricating antistrip additive. This warm mix paving composition may be mixed at temperatures of 280° F. or lower and may be compacted at temperatures of 260° F. or lower that are below mixing and compacting temperatures of similar paving compositions that do not contain the disclosed lubricating antistrip additives.Type: GrantFiled: October 29, 2015Date of Patent: February 26, 2019Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsion, Inc.Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 10119026Abstract: The present invention relates to a method of improving the incorporation of recycled bituminous products by using at least one surfactant as an alternative to the known rejuvenating oils, for the preparation of asphalt mixes containing recycled bituminous products. The use of such alternative surfactant(s) results in better mechanical properties of the asphalt mix, while using smaller amounts of fresh bitumen and greater amounts of recycled bituminous products.Type: GrantFiled: October 12, 2012Date of Patent: November 6, 2018Assignee: ARKEMA FRANCEInventors: Juan Antonio Gonzalez Leon, Gilles Barreto, Vincent Luca
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Patent number: 9422453Abstract: The invention relates to an additive for a bitumen emulsion, which is a specific mixture of alkoxyiated compounds with low and high amounts of alkylene oxide units, in combination with a polyaluminum compound. Using this additive it is possible to prepare an aqueous slow-setting bitumen emulsion-aggregate mix suitable for cold paving of roads, parking places, sidewalks, and the like.Type: GrantFiled: November 26, 2013Date of Patent: August 23, 2016Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Daniel Hagberg, Dennis Selse, Alan Duncan James
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Patent number: 8840717Abstract: The present invention generally relates to an additive package for warm-mix asphalt formulations for the pavement of road surfaces, said additive package comprising a) surfactant component, and b) an asphalt rheology modifying component, wherein said asphalt rheology modifying component comprises at least one of a i) a wax component and ii) a resin component. The invention also relates to a warm mix asphalt having improved compaction at lower temperatures, and to a pavement made from said warm mix asphalt.Type: GrantFiled: May 2, 2013Date of Patent: September 23, 2014Assignee: Akzo Nobel N.V.Inventors: Premnathan Naidoo, Sundaram Logaraj, Alan Duncan James
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Publication number: 20140261079Abstract: Asphalt binders which contain polysilazanes that are produced by reacting chlorosilanes with ammonia and other optional solvents. Sources for the chlorosilanes include waste chlorosilanes such as direct process residue. The polysilazanes function as anti-stripping agents.Type: ApplicationFiled: March 11, 2014Publication date: September 18, 2014Inventors: Sibel Selcuk, Perry Eyster
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Patent number: 8828135Abstract: 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 than for conventional hot-mix paving while retaining sufficient performance characteristics of conventional hot-mix paving. The inventive paving process comprises the steps of injecting a foamable solution comprising a lubricating substance into a heated, asphalt binder to provide a heated, foamed mixture; adding the heated, foamed mixture to a suitable, heated aggregate; further mixing the heated, foamed mixture and heated aggregate to coat the heated aggregate with the heated, foamed, asphalt binder to form a heated paving material; supplying the heated paving material to a paving machine; applying the heated paving material by the paving machine to a surface to be paved; and compacting the applied paving material to form a paved surface.Type: GrantFiled: May 31, 2013Date of Patent: September 9, 2014Assignee: ALM Holding CompanyInventor: Gerald H. Reinke
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Patent number: 8771413Abstract: The present invention is related to asphalt and asphalt-mineral compositions including at least one cationic organosilicon compound selected from a group consisting of: Y3-aSi(R1a)R2N+R3R4R5X?, Y3-aSi(R1a)R2P+R3R4R5X?, Y3-aSi(R1a)R2ZX?; or mixtures thereof, wherein in each formula Y is independently selected from a group consisting of OR, O(CH2CH2O)nH, (CH3OCH2CH2O), and (CH3CH2OCH2CH2O); a has a value selected from 0, 1 or 2; n is a value from 1 to 10; R is C1-C4 alkyl; R1 is either methyl or ethyl; R2 is C1-C4 alkylene group; R3, R4 and R5 are each independently selected from a group consisting of C1-C22 alkyl wherein at least one such group has more than 8 C-atoms, —CH2C6H5, —CH2CH2OH, —CH2OH and —(CH2)yNHC(O)R6 wherein y has a value of from 2 to 10 and R6 is a C1-C12 perfluoroalkyl radical; X is chloride, bromide, fluoride, iodide, acetate or tosylate; and Z is pyridinium ring of formula C5H5N+.Type: GrantFiled: September 14, 2012Date of Patent: July 8, 2014Assignee: Zydex IndustriesInventors: Ajay Ranka, Prakash Mehta
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Patent number: 8741052Abstract: The present invention relates to a bitumen or asphalt formulation for the pavement of road surfaces, said formulation comprising a mixture of bitumen and aggregates, and an additive package evenly distributed therein, said additive package comprising from about i) 10 to 60% by weight of an amine or modified amine surfactant, ii) from about 20 to 90% of an asphalt rheology modifying component.Type: GrantFiled: February 18, 2013Date of Patent: June 3, 2014Assignee: Akzo Nobel N.V.Inventors: Premnathan Naidoo, Sundaram Logaraj, Alan Duncan James
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Publication number: 20140127399Abstract: The present invention relates to a composition comprising bitumen and an alkoxylated amine, to a method for the production of such a composition, and to a method for paving a surface using such a composition. The present invention also relates to an preformulated additive package to be added to bitumen, comprising an alkoxylated amine and an anti-stripping agent.Type: ApplicationFiled: June 21, 2012Publication date: May 8, 2014Applicant: Akzo Nobel Chemicals International B.V.Inventors: Mark Smith, Daniel Hagberg
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Patent number: 8679245Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: November 21, 2012Date of Patent: March 25, 2014Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Publication number: 20130298800Abstract: The invention relates to a method of making a theremorevsible bituminous composition. The method includes transferring an additive to a bitumen to form a mixture, and stirring the mixture until its appearance is homogenous. The additive can be an organogelator with general formula R?—(COOH)z, where R? is a linear or branched, saturated or unsaturated chain having 4 to 68 carbon atoms and z is an integer varying from 2 to 4. The bituminous composition is hard at the temperature of use without increasing its viscosity when hot.Type: ApplicationFiled: July 19, 2013Publication date: November 14, 2013Inventors: Laurence Lapalu, Régis Vincent, Laurent Bouteiller, Benjamin Isare
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Patent number: 8557034Abstract: A process for manufacturing asphalt is disclosed. The process comprises the steps of: (i) heating bitumen; (ii) heating aggregate; and (iii) mixing the hot bitumen with the hot aggregate in a mixing unit to form asphalt. From 10 to 200 wt % of sulphur, based upon the weight of the bitumen, is added in at least one of the steps (i), (ii) or (iii) and from 0.1 to 20 wt % of a compound of formula A, based upon the weight of the bitumen, is added in at least one of the steps (i), (ii) or (iii). R1 and R2 are independently chosen from C6-C30 alkyl or alkenyl.Type: GrantFiled: April 1, 2009Date of Patent: October 15, 2013Assignee: Shell Oil CompanyInventors: Jacques Colange, David Strickland
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Publication number: 20130186302Abstract: The present invention relates to a bitumen or asphalt formulation for the pavement of road surfaces, said formulation comprising a mixture of bitumen and aggregates, and an additive package evenly distributed therein, said additive package comprising from about i) 10 to 60% by weight of an amine or modified amine surfactant, ii) from about 20 to 90% of an asphalt rheology modifying component.Type: ApplicationFiled: February 18, 2013Publication date: July 25, 2013Applicant: AKZO NOBEL N.V.Inventor: AKZO NOBEL N.V.
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Patent number: 8454741Abstract: 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 than for conventional hot-mix paving while retaining sufficient performance characteristics of conventional hot-mix paving. The inventive paving process comprises the steps of injecting an aqueous solution comprising a lubricating substance into a heated, asphalt binder to provide a heated, foamed mixture; adding the heated, foamed mixture to a suitable, heated aggregate; further mixing the heated, foamed mixture and heated aggregate to coat the heated aggregate with the heated, foamed, asphalt binder to form a heated paving material; supplying the heated paving material to a paving machine; applying the heated paving material by the paving machine to a surface to be paved; and compacting the applied paving material to form a paved surface.Type: GrantFiled: August 19, 2009Date of Patent: June 4, 2013Assignee: ALM Holding Co.Inventors: Gerald H. Reinke, Gaylon L. Baumgardner
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Patent number: 8454740Abstract: 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 than for conventional hot-mix paving while retaining sufficient performance characteristics of conventional hot-mix paving. The inventive paving process comprises the steps of injecting a heated foamable solution comprising a lubricating substance into a heated, asphalt binder to provide a heated, foamed mixture; adding the heated, foamed mixture to a suitable, heated aggregate; further mixing the heated, foamed mixture and heated aggregate to coat the heated aggregate with the heated, foamed, asphalt binder to form a heated paving material; supplying the heated paving material to a paving machine; applying the heated paving material by the paving machine to a surface to be paved; and compacting the applied paving material to form a paved surface.Type: GrantFiled: March 12, 2007Date of Patent: June 4, 2013Assignee: Alm Holding Co.Inventors: Gerald H. Reinke, Gaylon Baumgardner
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Patent number: 8454739Abstract: 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 than for conventional hot-mix paving while retaining sufficient performance characteristics of conventional hot-mix paving. The inventive paving process comprises the steps of injecting a foamable solution comprising a lubricating substance into a heated, asphalt binder to provide a heated, foamed mixture; adding the heated, foamed mixture to a suitable, heated aggregate; further mixing the heated, foamed mixture and heated aggregate to coat the heated aggregate with the heated, foamed, asphalt binder to form a heated paving material; supplying the heated paving material to a paving machine; applying the heated paving material by the paving machine to a surface to be paved; and compacting the applied paving material to form a paved surface.Type: GrantFiled: March 14, 2006Date of Patent: June 4, 2013Assignee: Alm Holding Co.Inventor: Gerald H. Reinke
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Patent number: 8440011Abstract: The present invention generally relates to an additive package for warm-mix asphalt formulations for the pavement of road surfaces, said additive package comprising a) surfactant component, and b) an asphalt rheology modifying component, wherein said asphalt rheology modifying component comprises at least one of a i) a wax component and ii) a resin component. The invention also relates to a warm mix asphalt having improved compaction at lower temperatures, and to a pavement made from said warm mix asphalt.Type: GrantFiled: November 11, 2008Date of Patent: May 14, 2013Assignee: Akzo Nobel N.V.Inventors: Premnathan Naidoo, Sundaram Logaraj, Alan Duncan James
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Patent number: 8404037Abstract: The present invention relates to a bitumen or asphalt formulation for the pavement of road surfaces, said formulation comprising a mixture of bitumen and aggregates, and an additive package evenly distributed therein, said additive package comprising from about i) 10 to 60% by weight of an amine or modified amine surfactant, ii) from about 20 to 90% of an asphalt rheology modifying component.Type: GrantFiled: July 24, 2008Date of Patent: March 26, 2013Assignee: Akzo Nobel N.V.Inventors: Premnathan Naidoo, Sundaram Logaraj, Alan Duncan James
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Patent number: 8377189Abstract: The present invention relates to a bitumen or asphalt formulation for the pavement of road surfaces, said formulation comprising a mixture of bitumen and aggregates, and an additive package evenly distributed therein, said additive package comprising from about i) 10 to 60% by weight of an amine or modified amine surfactant, ii) from about 20 to 90% of an asphalt rheology modifying component.Type: GrantFiled: July 24, 2008Date of Patent: February 19, 2013Assignee: Akzo Nobel N.V.Inventors: Premnathan Naidoo, Sundaram Logaraj, Alan Duncan James
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Patent number: 8349065Abstract: The present invention is related to asphalt and asphalt-mineral compositions including at least one cationic organosilicon compound selected from a group consisting of: Y3-aSi(R1a)R2N+R3R4R5X?, Y3-aSi(R1a)R2P+R3R4R5X?, Y3-aSi(R1a)R2ZX?; or mixtures thereof, wherein in each formula Y is independently selected from a group consisting of OR, O(CH2CH2O)nH, (CH3OCH2CH2O), and (CH3CH2OCH2CH2O); a has a value selected from 0, 1 or 2; n is a value from 1 to 10; R is C1-C4 alkyl; R1 is either methyl or ethyl; R2 is C1-C4 alkylene group; R3, R4 and R5 are each independently selected from a group consisting of C1-C22 alkyl wherein at least one such group has more than 8 C-atoms, —CH2C6H5, —CH2CH2OH, —CH2OH and —(CH2)yNHC(O)R6 wherein y has a value of from 2 to 10 and R6 is a C1-C12 perfluoroalkyl radical; X is chloride, bromide, fluoride, iodide, acetate or tosylate; and Z is pyridinium ring of formula C5H5N+.Type: GrantFiled: December 15, 2009Date of Patent: January 8, 2013Assignee: Zydex IndustriesInventors: Ajay Ranka, Prakash Mehta
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Patent number: 8323394Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: May 20, 2011Date of Patent: December 4, 2012Assignee: ALM Holding Co.Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 8088210Abstract: A bituminous composition including, based on total weight of the bituminous composition, (a) hard bitumen in an amount of 0.5% to 7.5% by weight, the hard bitumen being characterized by a penetration number of 100 dmm or less at 25° C. as determined according to the American Association of State Highway and Transportation Officials (AASHTO) Method T49; (b) emulsifier in an amount of 0.0005% to 0.2% by weight, wherein the emulsifier has a Hildebrand solubility parameter of at least 19 (MPa)1/2; (c) water; and (d) aggregate in an amount of 90% to 99% by weight, the aggregate having an aggregate surface that is wetted with the hard bitumen, wherein the bituminous composition is at a temperature ranging from 50° C. to 140° C.Type: GrantFiled: May 26, 2011Date of Patent: January 3, 2012Assignee: MeadWestvaco CorporationInventors: Everett Crews, Tom Girardeau, Iain Jack
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Patent number: 7981466Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: October 1, 2010Date of Patent: July 19, 2011Assignee: A.L.M. Holding CompanyInventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 7981952Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: October 1, 2010Date of Patent: July 19, 2011Assignee: A.L.M. Holding CompanyInventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 7972429Abstract: This invention relates to bituminous compositions and methods of producing the same. More particularly, the invention relates to the production of bituminous compositions formulated with performance-graded bitumen-containing solvent-free bitumen emulsions which exhibit controllable, temperature-dependent interfacial rheology. When employed in paving applications, these bituminous compositions develop adhesive strength and load-bearing strength properties at rates comparable to traditional hot mix paving compositions and at rates faster than traditional cold mix paving compositions.Type: GrantFiled: October 15, 2010Date of Patent: July 5, 2011Assignee: MeadWestvaco CorporationInventors: Everett Crews, Tom Girardeau, Iain Jack
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Patent number: 7968627Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: October 1, 2010Date of Patent: June 28, 2011Assignee: A.L.M. Holding CompanyInventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 7833339Abstract: A composition comprised of asphalt and filler, wherein said filler is comprised of particles that comprise an inorganic core and a coating disposed on said core, and wherein at least about 60 weight percent of said particles are smaller than about 212 microns.Type: GrantFiled: April 18, 2006Date of Patent: November 16, 2010Assignee: Franklin Industrial MineralsInventors: Robert H. Whitaker, Allen E. Smith, David R. Puryear
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Patent number: 7815725Abstract: The present invention provides a functionally dry warm mix asphalt binder composition modified with lubricating agents or additives that can be mixed with aggregate and compacted at temperatures substantially below asphalt binder compositions that do not contain the disclosed lubricating additives.Type: GrantFiled: October 12, 2007Date of Patent: October 19, 2010Assignee: ALM Holding Co.Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Steven L. Engber
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Patent number: 7510606Abstract: The present invention relates to bitumen emulsions that can be used in roadmaking applications for the production of cold mixes, emulsion-stabilized gravel and road pavements obtained at ambient temperature, the cohesion of which at young age is substantially improved over the cold mixes, emulsion-stabilized gravel and road pavements of the prior art. These bituminous emulsions are characterized by a median diameter of 0.6 ?m or less, and preferably 0.5 ?m or less.Type: GrantFiled: October 18, 2005Date of Patent: March 31, 2009Assignee: CECA S.A.Inventors: Maurice Bourrel, Eric Jorda, Didier Lauranson, Francis Verzaro
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Publication number: 20090025607Abstract: The use of a surfactant to improve the resistance of asphalt to degradation by a de-icer and/or an anti-icer, and optionally in addition to improve the resistance of said asphalt to degradation by water. The surfactant may be a fatty acid or a fatty acid derivative, such as at least one polymerised fatty acid selected from dimers and trimers of an unsaturated fatty acid, or one or more amine or substituted amine compounds, such as a reaction product of tall oil fatty acids and polyalkylenepolyamines.Type: ApplicationFiled: March 21, 2006Publication date: January 29, 2009Inventors: Burgardus Gijsbertus Koenders, Alain Marcel Seive, Dirk Adriaan Stoker
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Patent number: 7335251Abstract: The invention concerns method for enhancing the physico-chemical properties of bitumen compositions and novel bitumen compositions with enhanced properties and their uses by mixing a functionalized amorphous silica made by combining amorphous silica with a coupling agent.Type: GrantFiled: November 21, 2003Date of Patent: February 26, 2008Assignee: Innophos, Inc.Inventors: Dominique Dupuis, Gilles Orange
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Patent number: 6753362Abstract: An adhesive composition which requires no applied heat to effect curing and which produces a strong bond between a polymeric capping membrane suitably employed in roofing or siding and a roofing or siding base or substrate which composition essentially comprises a homogeneous 60 to 75% solids mixture of (a) between about 0.5 and about 15 wt. % of a thermosetting styrene/isoprene/styrene block polymer containing up to 90% styrene; (b) between about 13 and about 30 wt. % aromatic hydrocarbon solvent containing from about 5 to about 20 wt. % aliphatic hydrocarbon; (c) between about 20 and about 70 wt. % non-blown asphalt optionally containing a minor amount of blown asphalt; (d) between about 1 and about 10 wt. % metal silicate and (e) between about 0.1 and about 5 wt. % of a C6 to C16 alkoxyalkyl amine substituted ester of a C2 to C12 carboxylic acid as a surfactant. The invention also relates to the method of preparing and using the above adhesive composition.Type: GrantFiled: December 7, 2001Date of Patent: June 22, 2004Assignee: Building Materials Investment CorporationInventors: Amir G. Khan, Michael D. De Souto
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Patent number: 6306937Abstract: Fully oxidized cutback asphalts suitable for application in roofing, waterproofing, and sealing applications in all weather conditions, including as mastics and other sealants. Compositions according to the invention comprise unprecedented proportions of solids and asphalts yet remain workable to temperatures as low as 20° F. or below. In addition to fully-oxidized roofing-grade asphalts, preferred compositions according to the invention also comprise hydrophobic agents selected from the group comprising fatty acids and amine compounds and may be applied in rain or other wet conditions, and include polybutene or fatty acid peptizers to control the glass transition temperature of the completed mastic and thereby permit application of the composition at extremely low temperatures. Preferred embodiments optionally also comprise fillers such as cellulose fibers, diatomaceous earth, limestone, and asbestos for various advantageous purposes.Type: GrantFiled: October 28, 1999Date of Patent: October 23, 2001Inventor: John R. Fields
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Patent number: 6194471Abstract: This invention relates to the production of mineral acid salts of amines which can be easily handled and pumped in plant and laboratory environments. More particularly, this invention relates to the production of water-free fluid ionic mineral acid salt compositions of fatty acid amine derivatives which are suitable for use as anti-stripping agents in hot asphalt applications.Type: GrantFiled: September 10, 1999Date of Patent: February 27, 2001Inventors: Everett Crews, Peter Schilling
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Patent number: RE39289Abstract: An improved process for making asphalt involves incorporating tar sands into a hot asphalt mix process and modifying the process. The improved process involves using a heated asphalt counter-flow drum mixer to admix asphaltic cement, coarse aggregate, and fine aggregate. During this mixing process, the admixture is heated to produce the asphaltic concrete. In the improved process from about 20 to about 80 percent tar sand is mixed with from about 80 to about 20 percent aggregate and from about 1 to less than about 5 percent liquid asphalt cement in a drum mixer to form an admixture, heating the admixture to a first elevated temperature (e.g., 250° and 400° F.) for a set period of time (e.g., 40 to about 90 seconds); and discharging the heated admixture at a second elevated temperature (e.g., from about 150° to about 350° F.) to produce asphaltic concrete. Preferably, the aggregate has a gradation of 10 to 25 percent passing a #4 sieve, and the admixture has substantially no added fines.Type: GrantFiled: April 3, 2002Date of Patent: September 19, 2006Inventors: Gill N. Mitchell, Tawna Kay Mitchell, Ned B. Mitchell