Abstract: Disclosed herein is a semiconducting nanoparticle comprising a one-dimensional semiconducting nanoparticle having a first end and a second end; where the second end is opposed to the first end; and two first endcaps, one of which contacts the first end and the other of which contacts the second end respectively of the one-dimensional semiconducting nanoparticle; where the first endcap that contacts the first end comprises a first semiconductor and where the first endcap extends from the first end of the one-dimensional semiconducting nanoparticle to form a first nanocrystal heterojunction; where the first endcap that contacts the second end comprises a second semiconductor; where the first endcap extends from the second end of the one-dimensional semiconducting nanoparticle to form a second nanocrystal heterojunction; and where the first semiconductor and the second semiconductor are chemically different from each other.

Abstract: Provided are compositions and methods that are useful for personal care compositions. The compositions comprise (a) a cationic polymer comprising polymerized units derived from (i) 30 to 80 weight % of cationic monomers, (ii) 10 to 65 weight % of (meth)acrylamide monomers, and (iii) 0 to 30 weight % of polar non-ionic derivatives of acrylic monomers, and (b) at least one cosmetically acceptable surfactant, rheology modifier, or cosmetic active. Also provided are methods of treating hair with such compositions.

Abstract: According to one or more embodiments of the present disclosure, a fluid catalytic reactor may be scaled-up by a method that includes one or more of constructing, operating, observing, or obtaining data related to a template fluid catalytic reactor comprising a template riser, a template lower reactor portion, and a template transition portion connecting the template riser and the template lower reactor portion. The method may further include one or more of constructing or operating a scaled-up fluid catalytic reactor based on the template fluid catalytic reactor.

Abstract: The present invention provides polymer composites, such as films, having dispersed therein quantum dots, wherein the polymer comprises (b) polymerized units of a first compound comprising from one to 6 thiol groups, the compound having a molecular weight from 300 to 20,000 and having at least one continuous acyclic hydrocarbyl chain of at least three carbon atoms, or, preferably, at least 5 carbon atoms; and (c) polymerized units of a second compound having a molecular weight from 100 to 750 and comprising at least two polymerizable vinyl groups as part of a (meth)acrylate ester group or attached directly to an aromatic ring and, wherein the molecular weight of the first compound minus the molecular weight of the second compound is at least 100. The polymer composites provide more stably dispersed and durable quantum dot compositions for use in, for example, display devices.

Abstract: The present disclosure provides a polyurethane dispersion comprising a polyurethane prepolymer and an ionic surfactant. It further provides a microfiber nonwoven synthetic leather comprising a microfiber nonwoven fabric and the polyurethane dispersion. It further provides a method of preparing the microfiber nonwoven synthetic leather comprising a step of impregnating microfiber nonwoven fabrics into the polyurethane dispersion.

Abstract: In various embodiments, a resin composition includes a urethane (meth)acrylate, a reactive diluent, and a urethane (meth)acrylate toughener. The urethane (meth)acrylate toughener includes at least one additional polyol having a number average molecular weight Mn of greater than 1,000 g/mol. Cured articles made from the resin composition have an average fracture toughness (KIc) value from 1 MPa*m1/2 to 3 MPa*m1/2 when measured in accordance with ASTM D5045. Processes for making the resin composition as well as processes using the resin composition are also provided.

Abstract: The present disclosure provides for a herbicidal mixture concentrate having a stable formulation of 5 to 30 weight percent (wt. %) of an active water soluble herbicide; 1 to 20 wt. % of an alkyl polyglucoside; 5 to 40 wt. % of a phosphate ester hydrotrope or salt thereof; optionally up to 25 wt. % of an organic solvent; and water to bring the wt. % of the herbicidal mixture concentrate to 100 wt. %, where all wt. % are based on a total weight of the herbicidal mixture concentrate and wherein the herbicidal mixture concentrate is present in a continuous clear single phase at a temperature from 0° C. to 54° C.

Abstract: Ethylene-based polymer, LDPE, is made in a high pressure polymerization process to comprising at least the step of polymerizing a reaction mixture comprising ethylene, using a reactor configuration comprising (A) at least two reaction zones, a first reaction zone (reaction zone 1) and an i reaction zone (reaction zone i where i>2), (B) at least two ethylene feed streams, each feed stream comprising a percentage of the total make-up ethylene fed to the polymerization process, in which a first ethylene feed stream is sent to reaction zone 1 and a second ethylene feed stream is sent to reaction zone i, and (C) a control system to control the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone 1 and the percentage of the total make-up ethylene in the ethylene feed stream sent to reaction zone i.

Abstract: Polymeric compositions comprising a polybutylene terephthalate, an ethylene-based polymer, and a maleated ethylene-based polymer. Optical cable components fabricated from the polymeric composition. Optionally, the polymeric composition can further comprise one or more additives, such as a filler. The optical fiber cable components can be selected from buffer tubes, core tubes, and slotted core tubes, among others.

Abstract: A multilayer cast film includes a cling layer, a release layer, and at least one core layer disposed between and contacting the cling layer and the release layer. The cling layer includes an ultra low density polyethylene (ULDPE), a propylene interpolymer, or blends thereof. The release layer includes a first linear low density polyethylene (first LLDPE) having a density of from 0.915 to 0.938 g/cc and a melt index of from 0.5 g/10 min to 10 g/10 min. Each of the core layers includes a second linear low density polyethylene (second LLDPE) having a density of from 0.905 to 0.930 g/cc and a melt index of from 0.5 g/10 min to 10 g/10 min. The multilayer cast film includes from 3 wt % to 7 wt %, based on a total amount of polymers present in the multilayer cast film, of the low density polyethylene (LDPE).

Abstract: A system for aerobic fermentation includes a vessel, an aeration system including a gas sparger fluidly coupled to the vessel to introduce a compressed gas to an internal volume of the vessel, and a recirculation loop fluidly coupled to an outlet of the vessel. The recirculation loop includes an eductor fluidly coupled to an oxygen-containing gas source, a static mixer downstream of the eductor, a heat exchanger downstream of the eductor, and a distributor downstream of the heat exchanger. The distributor is fluidly coupled to the vessel. The aeration system provides mixing and oxygen mass transfer to the fermentation composition in the vessel. The fermentation composition passes through the eductor, static mixer, heat exchanger, and distributor of the recirculation loop, and back into the vessel. Oxygen is transferred from an oxygen containing gas to the fermentation composition and heat is removed from the fermentation composition in the recirculation loop.

Abstract: Embodiments of a thermoformed microcapillary sheeting and articles prepared by a process comprising the steps of (a) providing a thermoplastic sheeting comprising thermoplastic material, wherein the thermoplastic sheeting comprises at least one or more microcapillary channel disposed therein and having an initial volume of voidage, based on a total volume of the microcapillary sheeting; and (b) heating the thermoplastic sheeting to a temperature at which the thermoplastic material is deformable to form a thermoformed microcapillary sheeting with the at least one or more microcapillary channels disposed therein and having a final volume of voidage, based on a total volume of the microcapillary sheeting. The final volume of voidage of the at least one or more microcapillary channels of the thermoformed microcapillary sheeting is at least about 10 percent of the initial volume of voidage of the at least one or more microcapillary channels of the thermoplastic sheeting.

Abstract: A process to form an ethylene-based polymer, in the presence of at least one free-radical, said process comprises at least the following: polymerizing a mixture comprising ethylene in a reactor configuration comprising at least four reaction zones, and comprising at least three ethylene feed streams; and wherein the ratio of (RLCBf40%), in percent, of the LCB content of the “first 40 wt % of the total polymer formed” to the “total LCB content in the final polymer” is ?29%; and wherein the amount of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the first reaction zone, is from 20 mole % to 70 mole %, based on the total moles of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the polymerization.

Abstract: A process to form an ethylene-based polymer, said process comprising at least the following: polymerizing a mixture comprising ethylene, in the presence of at least one free-radical initiator, and in a reactor configuration comprising at least three reaction zones and at least two ethylene feed streams; and wherein the inlet pressure of the first reaction zone is less than, or equal to, 3200 Bar; and wherein the amount of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the first reaction zone is from 40 mole % to 80 mole %, based on the total moles of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the polymerization; and wherein the average polymerization temperature of the first 40 wt % polymer formed (APT40 wt %) (based on the total amount of polymer formed) is less than, or equal to, 200° C.

Abstract: Ethylene-based polymers comprising the following properties: (A) a density from 0.9190 g/cc to 0.9240 g/cc; (B) a hexane extractable level that is less than or equal to the lower of: (1) (A+(B*density (g/cc))+(C*log(MI) dg/min)) based on total weight of the ethylene-based polymer; where A=250.5 wt %, B=?270 wt %/(g/cc), C=0.25 wt %/[log(dg/min)], or (2) 2.0 wt %; (C) a G? (at G?=500 Pa, 170° C.) that meets the following equation: G??D+E[log (12)], where D=150 Pa and E=?60 Pa/[log(dg/min)]; and (D) a melt index (12) from 1.0 to 20 dg/min; are made in process comprising the step of contacting in a reaction configuration, comprising a first tubular reaction zone 1 and a last tubular reaction zone i, in which i is greater than or equal to (?) 3, under high pressure polymerization conditions, and in which the first reaction zone 1 has a peak polymerization temperature greater than the peak temperature of the ith reaction zone, and wherein the difference in these two peak temperatures is ?30° C.

Abstract: A method increase of the Resolution Index (RI) of a chromatogram generated from a polymer sample comprising at least two olefin-based polymers of different microstructures and/or at least two olefin-based polymer fractions of different microstructures. The method comprises separating the mixture on a low-porosity stationary phase and repeatedly cycling the sample-stationary phase through a series of cooling and heating stages with active eluent flow only during the cooling stages and during the last heating stage to elute the separated analytes off the column.

Abstract: The present invention provides dry mix compositions for use in making gypsum plasters or mortars comprising gypsum, preferably, phosphorous gypsum one or more retarder, and one or more crosslinked cellulose ethers containing polyether groups. The compositions enable the provision of gypsum dry mixes, such as those from phosphorus gypsum, that make gypsum mortars with less stickiness while reducing the amount of cellulose ether in the dry mix.

Abstract: Embodiments of the present disclosure are directed ethylene/alpha-olefin interpolymer compositions including a polyethylene and an alpha-olefin comonomer, where the polyethylene is from 70 wt % to 100 wt % of the interpolymer composition based on a total weight of the interpolymer composition and the interpolymer composition is characterized by a Comonomer Distribution Constant (CDC) in a range of from 100 to 500, a vinyl unsaturation of less than 0.15 vinyls per one thousand total carbon atoms present in the interpolymer composition, a zero shear viscosity ratio (ZSVR) in a range from 1.5 to 5, a density in a range of from 0.903 to 0.950 g/cm3, a melt index (I2) in a range of from 0.1 to 15 g/10 minutes, a molecular weight distribution (Mw/Mn) in a range of from 1.8 to 4.5, and a separation index of from 0.50 to 1.10.

Abstract: The invention provides functionalized block composites and crystalline block composites. In particular, the invention provides a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent or a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent.

Abstract: A curable composition includes a reaction product of an isocyanate component that includes one or more isocyanates, at an isocyanate index being from 90 to 150, and an isocyanate reactive component that includes a blend including from 5 wt % to 95 wt % of a first butylene oxide based polyol and from 5 wt % to 95 wt % of a second butylene oxide based polyol. The first butylene oxide based polyol has a number average molecular weight from 200 g/mol to 1,000 g/mol and a nominal hydroxyl functionality from 2 to 6. The second butylene oxide based polyol has a number average molecular weight greater than 1,000 g/mol and less than 8,000 g/mol and a nominal hydroxyl functionality from 2 to 4. The blend accounts for at least 50 wt % of a total weight of polyols in the isocyanate-reactive component.