Abstract: A ball includes a ball body and a light system including integrated infrared (IR) light-emitting-diodes (LEDs). In accordance with a disclosed embodiment, the ball is a football and is adapted for use in conjunction with virtual reality (VR) systems.

Abstract: Solvent-based adhesive composition are disclosed, the compositions comprising (A) a polyester-urethane resin, (B) an epoxy-terminated polyester compound, (C) a phosphoric acid, and (D) an aliphatic isocyanate curing agent. Methods for preparing a solvent-based adhesive composition, the methods comprising providing a polyester-urethane resin, providing an epoxy-terminated polyester compound, mixing the polyester-urethane resin, epoxy-terminated polyester compound, and phosphoric acid to form a resin mixture, diluting the resin mixture in a solvent to form a diluted resin mixture having an application solid content from 25 to 55 weight percent, based on the total weight of the diluted resin mixture, and curing the diluted resin mixture with an aliphatic isocyanate curing agent at a mix ratio (parts by weight resin mixture before dilution:parts by weight aliphatic isocyanate curing agent) of from 100:1 to 100:12.

Abstract: Embodiments relate to a liquid aromatic polyester polyol composition for preparing a polyurethane foam product including at least one polyalicyclic structure, wherein the aromatic polyester polyol composition is a clear liquid at room temperature, the viscosity of the aromatic polyester polyol composition, at room temperature and at a shear rate of 10 sec-1, is no greater than 100 Pa-s; and the OH number of the aromatic polyester polyol composition is in the range of from 100 mg KOH/g to 500 mg KOH/g; and a process for preparing the above liquid aromatic polyester polyol composition; an isocyanate-reactive composition and a foam-forming composition comprising the liquid aromatic polyester polyol.

Abstract: A foam-forming composition for producing a rigid polyurethane foam including: (a) at least one isocyanate component; and (b) at least one isocyanate-reactive composition including: (bi) a rigid polyol compound; and (bii) a flexible polyol compound; (c) a catalyst package including at least one latent gelling catalyst; and (d) at least one blowing agent.

Abstract: Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are formed into an emulsion that includes a polyether containing oxyethylene groups, a nonionic surfactant and certain fumed silica, carbon black or talc particles.

Abstract: The present disclosure provides for a metal chelated polyol liquid and/or a metal chelated polyether polyol liquid that can be used in an isocyanate-reactive composition and a reaction mixture for forming a polyurethane polymer. The metal chelated polyester polyol liquid is a reaction product of a chelating polyester polyol having a chelating moiety and a metal compound having a metal ion. The metal chelated polyether polyol liquid is a reaction product of a chelating polyether polyol having a chelating moiety and a metal compound having a metal ion. The chelating moiety of the chelating polyester polyol or the chelating polyether polyol chelates the metal ion to form the metal chelated polyester polyol liquid or the metal chelated polyether polyol liquid, respectively, having a mole ratio of the metal ion to the chelating moiety of 0.05:1 to 2:1.

Abstract: The present disclosure provides for a liquid transition metal chelating polyol blend that can be used in an isocyanate-reactive composition and a reaction mixture for forming a polyurethane polymer. The liquid transition metal chelating polyol blend includes a polyol, a transition metal compound having a transition metal ion and a chelating agent having a nitrogen based chelating moiety, where the liquid transition metal chelating polyol blend has a molar ratio of nitrogen in the nitrogen based chelating moiety to the transition metal ion of 8:1 to 1:1 (moles nitrogen:moles of transition metal ion).

Abstract: The present disclosure provides for an isocyanate-reactive composition that can react with an isocyanate compound in a reaction mixture to form a polyurethane-based foam. The isocyanate-reactive composition includes an isocyanate reactive compound and a combustion modifier composition. The isocyanate reactive compound has an isocyanate reactive moiety and an aromatic moiety. The combustion modifier composition includes both phosphorus from a halogen-free flame-retardant compound and a transition metal from a transition metal compound. The combustion modifier composition can have a molar ratio of the transition metal to phosphorus (mole transition metal:mole phosphorous) of 0.05:1 to 5:1.

Abstract: A protective jacket for cable includes (a) an exterior layer (1) free of a pest repellant, and (2) having external and internal facial surfaces; (b) an inner layer (1) having a shore d hardness of equal to or greater than (?) 63, (2) including a pest repellant, and (3) having two facial surfaces; and (c) optionally, a tie layer in contact with the internal facial surface of the exterior layer and a facial surface of the inner layer.

Abstract: Polyurethanes are made by reacting, in one or more reaction steps, a) at least one organic polyisocyanate, b-1) one or more polyols having a hydroxyl equivalent weight of greater than 250 g/mol and a nominal hydroxyl functionality of 2 to 4 and b-2) at least one alkoxylated Mannich base to produce a polyurethane polymer having a density of at least 750 kg/m3 and a hard segment content of 20 to 80% by weight.

Abstract: Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are characterized in being incompatible with polyol or polyol mixture used to make the foam, having a viscosity of at least 5,000 centipoise at 25 #C and having a glass transition temperature of at most 20 #C. The tackifier is pre-blended with certain monols to form a lower-viscosity blend that is combined with one or more other polyols and a polyisocyanate to form a reaction mixture for producing a polyurethane foam.

Abstract: Embodiments of the present disclosure are directed towards hybrid foam formulations that include: an isocyanate-reactive composition, and a high-functionality crosslinker; an azo type radical initiator; and an isocyanate.

Abstract: An asymmetric hollow fiber (CMS) carbon molecular sieve is made by providing a dope solution comprised of a polvimide and a solvent, at a temperature greater than 250° C. that is less than the storage modulus at a temperature of 250° C., but no more than ten times less as measured using dynamic mechanical thermal analysis from 250° C. to a temperature where the polyimide carbonizes. The polvimide is shaped into a hollow polvimide fiber, the solvent removed and the polyimide hollow fiber is heated to pyroiyze the polvimide and form the asymmetric hollow carbon molecular sieve. The asymmetric hollow fiber carbon molecular sieve has a wall that is defined by an inner surface and outer surface of said fiber and the wall has an inner porous support region extending from the inner surface to an outer raicroporous separation region that extends from the inner porous support region to the outer surface.

Abstract: A solvent consisting essentially of: (A) a first component consisting of N,N-diethylacetamide (DEAC); (B) a second component consisting of 3-methoxy-N, N-dimethyl propionamide (M3DMPA); and (C) an optional third component consisting of one or more glycol ethers or glycol ether acetates; or a solvent consisting essentially of: (1) a first component consisting of one or more acyclic amides of Formula (I): and (2) an optional second component consisting of one or more of DEAC, M3DMPA, N,N-dimethylpropionamide, one or more glycol ethers or glycol ether acetates, and one or more cyclic amides of Formulae (II-IV).

Abstract: The process for synthesizing a poly(amic acid) polymer or a polyimide polymer is improved by using a solvent system consisting essentially of: (A) a first component consisting essentially of at least one of a sulfoxide, e.g., DMSO, and an alkyl phosphate, e.g., triethyl phosphate, and (B) optionally, a second component consisting essentially of at least one aprotic glycol ether, e.g., dipropylene glycol dimethyl ether.

Abstract: Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are characterized in being incompatible with polyol or polyol mixture used to make the foam, having a viscosity of at least 5,000 centipoise at 25#C and having a glass transition temperature of at most 20#C. The tackifier is pre-blended with certain monols to form a lower-viscosity blend that is combined with one or more other polyols and a polyisocyanate to form a reaction mixture for producing a polyurethane foam.

Abstract: Recovery times and/or airflow of flexible polyurethane foam is increased by including certain tackifiers in the foam formulation. The tackifiers are formed into an emulsion that includes a polyether containing oxyethylene groups, a nonionic surfactant and certain fumed silica, carbon black or talc particles.

Abstract: Solvent-based adhesive composition are disclosed, the compositions comprising (A) a polyester-urethane resin, (B) an epoxy-terminated polyester compound, (C) a phosphoric acid, and (D) an aliphatic isocyanate curing agent. Methods for preparing a solvent-based adhesive composition, the methods comprising providing a polyester-urethane resin, providing an epoxy-terminated polyester compound, mixing the polyester-urethane resin, epoxy-terminated polyester compound, and phosphoric acid to form a resin mixture, diluting the resin mixture in a solvent to form a diluted resin mixture having an application solid content from 25 to 55 weight percent, based on the total weight of the diluted resin mixture, and curing the diluted resin mixture with an aliphatic isocyanate curing agent at a mix ratio (parts by weight resin mixture before dilution:parts by weight aliphatic isocyanate curing agent) of from 100:1 to 100:12.

Abstract: A solvent consisting essentially of: (A) a first component consisting of N,N-diethylacetamide (DEAC); (B) a second component consisting of 3-methoxy-N, N-dimethyl propionamide (M3DMPA); and (C) an optional third component consisting of one or more glycol ethers or glycol ether acetates; or a solvent consisting essentially of: (1) a first component consisting of one or more acyclic amides of Formula (I): and (2) an optional second component consisting of one or more of DEAC, M3DMPA, N,N-dimethylpropionamide, one or more glycol ethers or glycol ether acetates, and one or more cyclic amides of Formulae (II-IV).

Abstract: Protective jackets for cable comprise: (A) an exterior layer (1) free of a pest repellant, and (2) having external and internal facial surfaces; (B) an inner layer (1) having a Shore D hardness of equal to or greater than (?) 63, (2) comprising a pest repellant, and (3) having two facial surfaces; and (C) optionally, a tie layer in contact with the internal facial surface of the exterior layer and a facial surface of the inner layer.