Abstract: A multi-layered membrane comprising a first thermoplastic first layer and a second thermoplastic layer, where the second layer includes expandable graphite.

Abstract: A method for preparing a roofing membrane in the form of a roll, comprising the steps of: providing a polymeric membrane; providing a fabric having a coating disposed thereon; attaching the polymeric membrane to the fabric to form a composite; and rolling the composite. Wherein the coating includes expandable graphite dispersed within a binder.

Abstract: A method of preparing a seamless membrane over a flat or low-sloped roof, the method comprising applying multiple layers of a liquid coating composition over a roof surface, where said step of applying includes applying at least one layer of a liquid coating composition that includes expandable graphite.

Abstract: A pressure-sensitive adhesive polymeric composition comprising: a butyl rubber; a polyurethane; an olefinic polymer component; and a filler that includes titanium dioxide, wherein said adhesive polymeric composition is pressure-sensitive, and where pressure-sensitive adhesive polymeric composition is a solids composition wherein said butyl rubber forms a matrix.

Abstract: A roofing article comprising (i) an asphaltic substrate; and (ii) a plurality of mullite-containing granules disposed on a surface of the substrate, where said mullite-containing granules include a mullite concentration of at least 35 wt % and at most 63 wt % as determined by quantitative x-ray diffraction.

Abstract: Embodiments of the present invention are based, at least in part, on the discovery of methods for encapsulating fragile insulation materials within polyisocyanurate foam to thereby provide a construction board having an advantageous balance of insulating properties and mechanical durability.

Abstract: A phase-separated polymeric composition is provided that comprises a first phase including polyurethane domains and a second phase including a butyl rubber matrix. A method is also provided for producing a polymer composition. The method includes providing a masterbatch composition that is prepared by combining a halogenated butyl rubber with at least one phenolic resin, introducing the masterbatch composition to a reactor, introducing to the reactor an isocyanate and a polyurethane catalyst to form a blend, and subjecting the blend to conditions sufficient to form a polyurethane.

Abstract: A building material comprising a substrate layer and a pressure-sensitive adhesive layer, where the pressure-sensitive adhesive layer includes expandable graphite.

Abstract: A method of preparing an EPDM roofing membrane panel, the method comprising preparing a vulcanizable composition including expandable graphite by mixing an EPDM rubber and expandable graphite, forming a sheet from said vulcanizable composition, preparing a green membrane panel using said sheet, and curing said green membrane panel to form the EPDM roofing membrane panel, where said steps of preparing a vulcanizable composition, said step of forming a sheet, said step of preparing a green membrane, an said step of curing each include a peak temperature at which each of said steps respectively take place, and where the expandable graphite has an onset temperature above said peak temperature of each respective step.

Abstract: A flashing laminate includes a thermoplastic sheet having a bottom surface, a first longitudinal edge, and a second longitudinal edge, the flashing laminate includes an adhesive layer on a longitudinally extending portion of the bottom surface adjacent to one of the longitudinal edges, and a release liner positioned over the adhesive tape.

Abstract: A non-black roofing membrane comprises an EPDM rubber; a non-black filler; a UV light stabilizer selected from the group consisting of NOR-HALS of the formula wherein R* is C1-C20alkyl, OH-substituted C1-C20alkyl, optionally C1-C4 alkyl-substituted C5-C12cycloalkyl, C7-C9phenylalkyl or O- or S-interrupted C2-C20alkyl, preferably C1-C12alkyl, benzyl or C5-C8 cycloalkyl especially C6-C10alkyl or cyclohexyl; and a cure package. The resultant roofing membrane provides increased weathering resistance.

Abstract: A building material comprising a substrate layer and a pressure-sensitive adhesive layer, where the pressure-sensitive adhesive layer includes expandable graphite.

Abstract: A coated fabric comprising a fabric substrate and a coating on said substrate, the coating comprising a binder and expandable graphite dispersed throughout the binder.

Abstract: An adhered roofing system comprising a roof substrate, a thermoplastic membrane including at least one layer that includes a functionalized thermoplastic polymer, and an adhesive securing the membrane to the substrate, where the adhesive includes a cured residue of a polymer having a silicon-containing hydrolyzable terminal group.

Abstract: A roofing article comprising (i) an asphaltic substrate; and (ii) a plurality of mullite-containing granules disposed on a surface of the substrate, where said mullite-containing granules include a mullite concentration of at least 35 wt % and at most 63 wt % as determined by quantitative x-ray diffraction.

Abstract: A method for making a cured rubber sheet, the method comprising providing an uncured rubber sheet, where the uncured rubber sheet includes opposing planar surfaces, applying a curable coating composition to one planar surface of the sheet to form a layer of curable coating composition, subjecting the curable coating composition to curing conditions that cure the coating composition and thereby form a cured coating layer on the uncured rubber sheet, rolling the uncured rubber sheet having a cured coating layer onto itself to form a roll, and subjecting the roll to curing conditions that cure the uncured rubber sheet and thereby forms a roll of cured rubber sheet.

Abstract: A method of covering a roof deck involves adhering a preformed, self adhering single ply roofing membrane which includes a water impermeable membrane, a pressure sensitive, hot melt adhesive adhered to one side of the water impermeable membrane, and a release liner on the side of the pressure sensitive, hot melt adhesive opposite of the water impermeable membrane.

Abstract: A method for producing an asphaltic sheet having expandable graphite dispersed in one or more asphaltic components thereof, the method comprising: (i) preparing a masterbatch by combining asphalt binder and polymeric modifier at a first temperature; (ii) cooling the masterbatch to a second temperature, where the second temperature is lower than the first temperature; (iii) adding, after said step of cooling, expandable graphite to the masterbatch to thereby form an asphaltic composition including expandable graphite; and (iv) fabricating a sheet with the asphaltic composition including expandable graphite.

Abstract: A membrane composite comprising a polymeric membrane panel, an adhesive layer, and a release member, where the adhesive layer is a pressure-sensitive adhesive that is at least partially cured, and where the adhesive layer has a thickness of at least 102 ?m.

Abstract: A method of continuously manufacturing a cured membrane includes continuously compounding and mixing a vulcanizable rubber composition in a mixing extruder while continuously removing gasses from the vulcanizable rubber composition during mixing with a vacuum. The vulcanizable rubber composition may be continuously extruded to form an extrudate, which may be continuously calendered to form a green membrane. The green membrane may be continuously cured, such as by a hot air conveyor curing system, to form a cured membrane.