Abstract: A polymeric composition includes a resin including an ethylene-based polymer and a copolymer of ethylene and an alpha olefin comonomer. The resin has a High Mw Comonomer Content of 3.2 wt % or greater based on a total weight of the resin over the weight average molecular weight range of 105 g/mol to 105.5 g/mol as measured by Ethylene GPC. The polymeric composition has a Relevant Comonomer Content of 0.6 wt % or greater. The polymeric composition also includes at least one of (i) a polydimethylsiloxane having a weight average molecular weight of 550,000 g/mol to 650,000 g/mol as measured according to Component GPC and (ii) a polymeric ultraviolet light stabilizer comprising a hindered amine moiety and having a weight average molecular weight from 5,000 g/mol to 20,000 g/mol as measured according to Component GPC.

Abstract: A polymeric composition includes an ethylene-based polymer having a density of 0.926 g/cc to 0.970 g/cc as measured according to ASTM D792 and a polydimethylsiloxane having a weight average molecular weight of 550,000 g/mol to 650,000 g/mol as measured according to Gel Permeation Chromatography. The composition is free of polydimethylsiloxane having a weight average molecular weight of from 30,000 g/mol to 300,000 g/mol as measured according to Gel Permeation Chromatography.

Abstract: A polymeric composition includes an ethylene-based polymer, one or more of an ionomer and an acid copolymer, a flame-retardant filler, and a maleic anhydride functionalized polyolefin. The polymeric composition has an MAH Product of 3 or greater.

Abstract: A polymeric composition includes an ethylene-based polymer, one or more of an ionomer and an acid copolymer, a flame-retardant filler, and a maleic anhydride functionalized polyolefin. The polymeric composition has an MAH Product of 3 or greater.

Abstract: In various embodiments, a thermoplastic composition may comprise from 0.5 wt. % to 75.0 wt. % of recycled polyethylene comprising a blend of polyethylene recovered from post-consumer material, pre-consumer material, or combinations thereof, and from 25.0 wt. % to 99.5 wt. % of virgin raw polyethylene comprising unimodal polyethylene, bimodal polyethylene, or combinations thereof, wherein at least 90.0 wt. % of the thermoplastic composition is comprised of the post-consumer recycled polyethylene and the virgin raw polyethylene. Manufactured articles made from the thermoplastic composition, such as coated conductors, are also provided.

Abstract: A semiconductive composite material consisting essentially of a polar organic copolymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

Abstract: A polymeric composition includes an ethylene polymer, 0.05 wt % to 0.25 wt % carbon black based on a total weight of the polymeric composition and a polymeric ultraviolet light stabilizer including a hindered amine moiety and having a weight average molecular weight from 5,000 g/mol to 20,000 g/mol as measured according to Gel Permeation Chromatography.

Abstract: A crosslinkable polyolefin composition comprising an ethylene/alpha-olefin copolymer elastomer having a melt index from 0.6 to 6.2 grams per 10 minutes, a crosslinking effective amount of an alkenyl-functional monocyclic organosiloxane, and from 0.29 to 0.44 wt % of an organic peroxide; products made therefrom; methods of making and using same; and articles containing same.

Abstract: The present disclosure relates to unsaturated polyolefins and processes for preparing the same. The present disclosure further relates to curable formulations comprising the unsaturated polyolefins that show improved crosslinking.

Abstract: Disclosed are polymeric compositions suitable for use as cable jackets. The polymeric compositions include a polymer component and, optionally, one or more additives. The polymer component consists of an ethylene-based polymer and an olefin block copolymer. The polymer component has a tensile elasticity (G?) of less than 1,200 MPa when measured at ?40° C., a tensile elasticity (G?) below 400 MPa when measured at 20° C., a tensile strength greater than 1,000 psi, and an elongation at break greater than 800%.

Abstract: The present disclosure provides a composition. In an embodiment, a crosslinked polymeric composition is provided and comprises (A) from 4 wt % to 45 wt % of a thermoplastic polymer, (B) from 52 wt % to 95 wt % of a moisture-curable polyolefin, and (C) from 0.05 wt % to 7 wt % of a moisture condensation catalyst. The present disclosure provides an article. In an embodiment, a coated conductor is provided and comprises a conductor, and a coating on the conductor. The coating comprises a crosslinked polymeric composition comprising (A) from 4 wt % to 45 wt % of a thermoplastic polymer, (B) from 52 wt % to 95 wt % of a moisture-curable polyolefin, and (C) from 0.05 wt % to 7 wt % of a moisture condensation catalyst.

Abstract: Articles of manufacture containing an extrusion-foamed polymeric composition. The extrusion-foamed polymeric composition contains an ethylene-based polymer and an olefin-based elastomer. The extrusion-foamed polymeric composition can be prepared from a foamable polymeric composition containing the ethylene-based polymer, the olefin-based elastomer, a nucleating agent, and a blowing agent. The extrusion-foamed polymeric composition can be prepared using an extrusion foaming process.

Abstract: A composition comprises a ternary-phase polymer composite including components (A) ethylene/unsaturated ester copolymers having ?? of from <5 to >1 mN/m; at least two additional polymers selected from the group consisting of: (B) non-polar polymers having ?? of from >0 to <1 mN/m selected from the group consisting of polyethylene homopolymers, silane-functionalized polyethylene homopolymers, ethylene/alpha-olefin copolymers, and silane-functionalized ethylene/alpha-olefin copolymers, (C) ethylene/unsaturated ester copolymers having a ?P of >5 mN/m, and (D) EPDM copolymers; and conductive filler dispersed in only one of (A) and the at least two additional polymers, wherein (i) one of the at least two additional polymers is selected from (B) and the other is selected from (C) or (D), or (ii) one of the at least two additional polymers is selected from (C) and the other is selected from (B) or (D).

Abstract: A semiconductive composite material consisting essentially of a polar organic copolymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

Abstract: A semiconductive composite material consisting essentially of a non-polar organic polymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

Abstract: A semiconductive composite material comprising a non-polar organic polymer, a polar organic copolymer, and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

Abstract: A composition comprises a ternary-phase polymer composite including components (A) ethylene/unsaturated ester copolymers having ?? of from <5 to >1 mN/m; at least two additional polymers selected from the group consisting of: (B)non-polar polymers having ?? of from >0 to <1 mN/m selected from the group consisting of polyethylene homopolymers, silane-functionalized polyethylene homopolymers, ethylene/alpha-olefin copolymers, and silane-functionalized ethylene/alpha-olefin copolymers, (C) ethylene/unsaturated ester copolymers having a ?P of >5 mN/m, and (D) EPDM copolymers; and conductive filler dispersed in only one of (A) and the at least two additional polymers, wherein (i) one of the at least two additional polymers is selected from (B) and the other is selected from (C) or (D), or (ii) one of the at least two additional polymers is selected from (C) and the other is selected from (B) or (D).

Abstract: A wire or cable comprising an insulation layer and a semiconducting shield layer over and in contact with the insulation layer and strippable from the insulation layer, the second semiconducting shield layer made from the composition comprising: (A) 45-52% ethylene vinyl acetate (EVA) comprising 28-45% units derived from vinyl acetate (VA) based on the weight of the EVA; (B) 30-45% carbon black having (1) 80-1 15 milliliters per 100 grams (ml/100 g) DBP absorption value, (2) 30-60 milligrams per gram (mg/g) iodine absorption (I2NO), and (3) 0.3-0.6 grams/milliliter (g/ml) apparent density; (C) 5-20% acrylonitrile butadiene rubber (NBR) comprising 25-55% units derived from acrylonitrile (AN) based on the weight of the NBR; (D) 0.2-2% phenolic antioxidant; and (E) 0.5-2% organic peroxide.

Abstract: A wire or cable comprising an insulation layer and a semiconducting shield layer over and in contact with the insulation layer and strippable from the insulation layer, the second semiconducting shield layer made from the composition comprising: (A) 45-52% ethylene vinyl acetate (EVA) comprising 28-45% units derived from vinyl acetate (VA) based on the weight of the EVA; (B) 30-45% carbon black having (1) 80-1 15 milliliters per 100 grams (ml/100 g) DBP absorption value, (2) 30-60 milligrams per gram (mg/g) iodine absorption (I2NO), and (3) 0.3-0.6 grams/milliliter (g/ml) apparent density; (C) 5-20% acrylonitrile butadiene rubber (NBR) comprising 25-55% units derived from acrylonitrile (AN) based on the weight of the NBR; (D) 0.2-2% phenolic antioxidant; and (E) 0.5-2% organic peroxide.

Abstract: A power cable comprising: (A) a conductor, (B) an insulation layer, and (C) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (OBC) having a density less than (<) 0.9 grams per cubic centimeter (g/cm3), a melt index greater than (>) 1, and comprising in weight percent based on the weight of the OBC: (a) 35-80% soft segment that comprises 5-50 mole percent (mol %) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol % of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51% conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80° C. for a period of time of at least 24 hours.