Abstract: Polyurethanes are made in a one-shot process from one or more polyols having a hydroxyl equivalent weight of at least 350, wherein at least 50% of the weight of iii) is a hydroxyl-containing polymer of propylene oxide, the hydroxyl-containing polymer of propylene oxide having a hydroxyl equivalent weight of at least 350, an average of 1.8 to 3 hydroxyl groups per molecule of which hydroxyl groups 40 to 70% are primary hydroxyl groups, an oxyethylene content of no greater than 10% by weight based on the weight of the polymer and a polydispersity of 1.175 or less. The polyurethanes exhibit excellent mechanical properties, are highly hygroscopic and cured rapidly.

Abstract: An apparatus to batch or continuously form solid polymer particles, the apparatus comprising the following components: A) at least one pastillation unit comprising a pastillation head, said unit used to form discrete molten polymer particles from a polymer melt; B) a moving belt to receive and transfer the discrete molten polymer particles from the pastillation head; C) a means to transfer water onto the moving belt, such that the water comes into contact with the discrete molten polymer particles on the moving belt to form the solid polymer particles; and wherein the water of component C is sprayed onto the discrete molten polymer particles, such that the ratio of “the rate of water spray” to “the discharge rate” is ?3.0; and wherein the belt residence time is ?50 seconds.

Abstract: The present disclosure relates to an encapsulant film made from a curable composition comprising: (A) a polyolefin polymer; (B) an organic peroxide; (C) a silane coupling agent; and (D) a co-agent comprising a monocyclic organosiloxane of formula (I).

Abstract: Embodiments of this disclosure include polymers comprising the polymerized product of ethylene, at least one diene comonomer, and optionally at least one C3 to C14 comonomer. The polymer comprises tri-functional long-chain branches resulting from the diene that occur at a frequency of at least 0.03 per 1000 carbon atoms of the polymer.

Abstract: Phosgene is mixed with an organic polyamine to produce polyisocyanate compounds. A phosgene flow is established in a conduit (15), and the organic polyamine is injected into the phosgene flow. A constricted region (4) of the conduit (15) resides downstream of the point of the polyamine injection. The presence of the constricted region (4) reduces by-product formation.

Abstract: Laminated panels are made in a process whereby a starting foam formulation is processed through a mixhead, passed through a branched distribution system and dispensed through multiple outlets of the distribution system to produce a foam layer on a bottom facing layer. The foam layer is monitored for the presence of surface bubbles. When surface bubbles are observed, the backpressure in the mixhead is increased to reduce or eliminate the surface bubbles. An apparatus for performing the process includes an adjustment means at or upstream of a first branch point in the distribution system to increase or decrease the backpressure in the mixhead.

Abstract: Coated proppant particles are prepared by coating the particles with at least one polyisocyanate, and at least one urethane catalyst, and starch is present during at least part of the curing step. The starch becomes incorporated into in at least a portion of the cured coating. The coating cures rapidly at moderate temperatures, and bonds to itself well under conditions of heat and pressure as are experienced by the particles in subterranean formations.

Abstract: The present disclosure provides embodiments of a composition comprising post-consumer recycled resin comprising: at least 50 weight percent polyolefin, having an initial limonene level of at least 5 ppm; virgin ethylene-based polymer; and at least one odor-active zeolite, wherein the odor-active zeolite has an FAU crystal structure, an MFI crystal structure, and/or a beta crystal structure and a Si/Al molar ratio from 1 to 100, wherein the composition has a reduced limonene level of less than 3 ppm. The present disclosure also provides embodiments of a method of reducing taste and/or odor in a post-consumer recycled (PCR) resin-containing composition.

Abstract: A composition and a method for preparing a polymer composite article. The composition comprises (A) a filler in an amount of from 10 to 90 wt. %. The composition also comprises (B) a polymer in an amount of from 10 to 90 wt. %, wherein the (B) polymer comprises a polyvinyl. Further, the composition comprises (C) an organopolysiloxane in an amount of from greater than 0 to 10 wt. %; the (C) organopolysiloxane having at least one silicon-bonded hydroxyl group and a viscosity of from 1,000 to 60,000 mPa·s at 25° C. The ranges for components (A)-(C) are based on the total weight of components (A), (B) and (C) in the composition.

Abstract: A reactor system for thermally treating a hydrocarbon-containing stream includes a pressure containment vessel having an interior chamber defined by a first end, a second end, and at least one sidewall extending from the first end to the second end. A heat transfer medium converts electrical current to heat is positioned within the interior chamber of the pressure containment vessel, and the heat transfer medium has a first end face, a second end face, and channels extending between the first end face and the second end face. A heat sink reservoir includes molten salt, and at least one of a heater or heat exchanger is fluidly coupled to the heat transfer medium and thermally coupled to the heat sink reservoir.

Abstract: Embodiments of the present disclosure are directed to laminates comprising a uniaxially oriented first multilayer film comprising ethylene-based polymer, wherein the uniaxially oriented first multilayer film has a ratio of percent elongation at break in the cross direction to percent elongation at break in the machine direction of at least 2 to 1; and a biaxially oriented second multilayer film adhered to the uniaxially oriented first multilayer film and comprising an ethylene-based polymer, wherein the biaxially oriented second multilayer film has a ratio of percent elongation at break in the machine direction to percent elongation at break in the cross direction of at least 2 to 1.

Abstract: Recovery times of flexible polyurethane foams are increased by treatment with a pressure sensitive adhesive. An emulsion or dispersion of the adhesive in an aqueous carrier liquid is impregnated into the foam, with subsequent removal of the carrier. This invention is of special interest when the glass transition temperature of the starting foam is 16° C. or lower.

Abstract: The present disclosure provides embodiments of a composition comprising post-consumer recycled resin comprising: at least 50 weight percent polyolefin, having an initial limonene level of at least 5 ppm; virgin ethylene-based polymer; and at least one odor-active zeolite, wherein the odor-active zeolite has an FAU crystal structure, an MFI crystal structure, and/or beta crystal structure and a Si/Al molar ratio from 1 to 1000, wherein the composition has a reduced limonene level of less than 3 ppm.

Abstract: A heat-shrinkable film which includes an ethylene-based polymer multilayer or monolayer film and a coating on an outer surface of the ethylene-based polymer film. The ethylene-based polymer film having a single layer or a multilayer structure formed from a first layer, a second layer, and at least one inner layer between the first and second layers. The coating including polyurethane which is the polymerized reaction product of: a polyol; and an aromatic isocyanate functional prepolymer. Further, a method of unitizing polymer wrapped primary packages is provided. The method includes wrapping one or more of the primary packages with the heat-shrinkable film with the coating disposed proximal the one or more primary packages and applying thermal energy to reduce the dimensions of the heat-shrinkable film to constrain the primary package within the heat-shrinkable film. The coating serving to alleviate sticking between the heat-shrinkable film and the polymer wrapped primary package.

Abstract: The present disclosure provides a two-component solvent-less adhesive composition. The two-component solvent-less adhesive composition contains the reaction product of (A) an isocyanate component and (B) a polyol component containing a poly-ester-amide polycarbonate polyol. The present disclosure also provides a method of forming a two-component solvent-less adhesive composition.

Abstract: The present disclosure provides a multilayer film. The multilayer film includes at least two layers including a sealant layer and a second layer in contact with the sealant layer. The sealant layer contains (A) a first ethylene-based polymer having a density from 0.900 g/cc to 0.925 g/cc and a melt index from 0.5 g/10 min to 30 g/10 min; and (B) a polyethylene-polydimethylsiloxane block copolymer having a weight average molecular weight from 1,000 g/mol to 10,000 g/mol. The second layer contains a second ethylene-based polymer.

Abstract: Coordinated control systems and methods of controlling an actual process are provided. The coordinated control systems and methods of controlling an actual process utilize a nonlinear dynamic model, where measured disturbing variables are incorporated into the nonlinear dynamic model, and predictive controller calculations.

Abstract: Embodiments are directed to catalyst systems comprising a metal-ligand complex procatalyst, a Lewis base, and an activator, wherein the activator comprises an anion and a cation, the anion having a structure according to formula (I).

Abstract: A vessel for storing and/or processing polymer particulates includes main outer walls defining an upper end, a lower end, and a main interior space, a frustum-shaped outlet region positioned below the lower end of the main outer walls, a plurality of internal frustum sections positioned within the main outer walls, where a lower portion of each internal frustum section defines a passage extending through each of the plurality of internal frustum sections, an internal member including an internal member wall defining an internal member interior space separated from the main interior space, the internal member positioned within the main outer walls and extending from the upper end to the lower end of the main outer walls, the internal member extending through each passage of the plurality of internal frustum sections, and a purge gas source in communication with the internal member inner space.

Abstract: A method of making a homogeneous mixture of polyolefin solids and liquid additive without melting the polyolefin solids during the making. The method comprises applying acoustic energy at a frequency of from 20 to 100 hertz to a heterogeneous mixture comprising the polyolefin solids and the liquid additive for a period of time sufficient to substantially intermix the polyolefin solids and the liquid additive together and while maintaining temperature of the heterogeneous mixture above the freezing point of the at least one liquid additive and below the melting temperature of the polyolefin solids, thereby making the homogeneous mixture without melting the polyolefin solids.