C09D195/00

Plastomer-modified asphalt binders meeting MSCR specifications, asphalt paving materials with such asphalt binders, and methods for fabricating such asphalt binders

Plastomer-modified asphalt binders meeting MSCR specifications, asphalt paving materials with such asphalt binders, and methods for fabricating such asphalt binders are provided. The asphalt binder contains a base asphalt and a plastomer. If the plastomer has a drop point no greater than about 139° C., the asphalt binder further contains sulfur; sulfur-containing compounds, such as hydrocarbyl polysulfides and thiuram disulfides; phenolic resins; metal oxides; or a combination thereof. The asphalt binder is substantially free of elastomer.

MULTIFUNCTIONAL SUPERHYDROPHOBIC DIATOMACEOUS EARTH FOR CHEMICAL ADHESION AND COLOR CHANGE

Provided herein is a multifunctional particle and methods of forming the same. The multifunctional particle includes: a silica particle; a hydrophobic silane; and a silane coupling agent; where each of the hydrophobic silane and the silane coupling agent are chemically bonded to the surface of the silica particle; where the multifunctional particle is superhydrophobic and chemically reactive.

MULTIFUNCTIONAL SUPERHYDROPHOBIC DIATOMACEOUS EARTH FOR CHEMICAL ADHESION AND COLOR CHANGE

Provided herein is a multifunctional particle and methods of forming the same. The multifunctional particle includes: a silica particle; a hydrophobic silane; and a silane coupling agent; where each of the hydrophobic silane and the silane coupling agent are chemically bonded to the surface of the silica particle; where the multifunctional particle is superhydrophobic and chemically reactive.

POLYMER REINFORCED GLASS MAT WITH ENHANCED NAIL SHANK SHEAR RESISTANCE, SHINGLES INCLUDING THE SAME, AND METHODS OF MANUFACTURING THE SAME
20210371614 · 2021-12-02 ·

Some embodiments of the present disclosure relate to an article comprising a reinforced glass mat. In some embodiments, the reinforced glass mat includes a glass mat and a reinforcement material. In some embodiments, the glass mat includes a web of glass fibers. In some embodiments, the reinforcement material is embedded into the web of glass fibers of the glass mat. In some embodiments, the reinforced glass mat includes a sufficient amount of the reinforcement material, so as to result in a nail shank shear resistance of 13 lbs to 17 lbs, when the article is tested according to ASTM 1761 at 140° F. Methods of making the article, specific embodiments of the reinforcement material in the form of a polymeric binder, and methods of forming a roofing shingle from the article are also disclosed.

POLYMER REINFORCED GLASS MAT WITH ENHANCED NAIL SHANK SHEAR RESISTANCE, SHINGLES INCLUDING THE SAME, AND METHODS OF MANUFACTURING THE SAME
20210371614 · 2021-12-02 ·

Some embodiments of the present disclosure relate to an article comprising a reinforced glass mat. In some embodiments, the reinforced glass mat includes a glass mat and a reinforcement material. In some embodiments, the glass mat includes a web of glass fibers. In some embodiments, the reinforcement material is embedded into the web of glass fibers of the glass mat. In some embodiments, the reinforced glass mat includes a sufficient amount of the reinforcement material, so as to result in a nail shank shear resistance of 13 lbs to 17 lbs, when the article is tested according to ASTM 1761 at 140° F. Methods of making the article, specific embodiments of the reinforcement material in the form of a polymeric binder, and methods of forming a roofing shingle from the article are also disclosed.

Void Reducing Asphalt Membrane Emulsion
20220186076 · 2022-06-16 ·

Provided herein is an asphalt membrane emulsion for reducing voids in an asphalt joint that includes asphalt, an asphalt modifier, mineral filler, an emulsifier, and water. Provided herein is a method of making an asphalt membrane emulsion, the method including: forming a first phase; forming a second phase; pumping the first phase and the second phase into a colloid mill; and mixing the first phase and second phase into the colloid mill to form the asphalt membrane emulsion. The first phase includes asphalt, asphalt modifier, and mineral filler. The second phase includes water and an emulsifier. A method of applying an asphalt membrane emulsion to fill a crack is also provided.

WARM MIX ASPHALT BINDER COMPOSITIONS CONTAINING LUBRICATING ADDITIVES

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.

WARM MIX ASPHALT BINDER COMPOSITIONS CONTAINING LUBRICATING ADDITIVES

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.

METHODS AND APPARATUS FOR TREATING BITUMEN MIXTURES
20220145186 · 2022-05-12 ·

Disclosed are methods for preparing a high-viscosity non-hazardous bitumen composition for transportation in a railcar, wherein the method may include: (a) providing to a fractionator system a low-viscosity bitumen composition previously residing in a pipeline having a first viscosity and comprising a miscible blend of hydrocarbons, which blend was prepared by mixing a first diluent composition with a first bitumen composition; (b) heating the low-viscosity bitumen composition in the fractionator system at an operating temperature of from 170 C to 232 C to provide a first light fraction and a first heavy fraction; (c) removing at least a portion of the first heavy fraction from the fractionator system, wherein the first heavy fraction has a second viscosity that is higher than the first viscosity; (d) forming a high-viscosity non-hazardous bitumen composition from at least a portion of the first heavy fraction; and (e) directing the high-viscosity non-hazardous bitumen composition to a railcar.

METHODS AND APPARATUS FOR TREATING BITUMEN MIXTURES
20220145186 · 2022-05-12 ·

Disclosed are methods for preparing a high-viscosity non-hazardous bitumen composition for transportation in a railcar, wherein the method may include: (a) providing to a fractionator system a low-viscosity bitumen composition previously residing in a pipeline having a first viscosity and comprising a miscible blend of hydrocarbons, which blend was prepared by mixing a first diluent composition with a first bitumen composition; (b) heating the low-viscosity bitumen composition in the fractionator system at an operating temperature of from 170 C to 232 C to provide a first light fraction and a first heavy fraction; (c) removing at least a portion of the first heavy fraction from the fractionator system, wherein the first heavy fraction has a second viscosity that is higher than the first viscosity; (d) forming a high-viscosity non-hazardous bitumen composition from at least a portion of the first heavy fraction; and (e) directing the high-viscosity non-hazardous bitumen composition to a railcar.