Abstract: Disclosed are compositions, methods, and uses for multi-layered films which are intended to provide high quality sealants having sufficient sealing strength for use in packaging and other applications while being more cost-effective and higher-yield than traditional combinations of unoriented polyolefin films and web materials. The film comprises a multilayer structure of LLDPE having a core layer, a surface skin layer, and a sealant skin layer. The core layer further comprises a slip agent, while the skin layers further comprise antiblock agents. Optional embodiments may include tie layers between the core layer and the skin layers, or may include pigments in one or more of the core layer or tie layers. The surface skin layer may be subjected to a surface treatment (e.g., corona treatment) to improve suitability for coating or metallization.

Abstract: The present disclosure generally relates to carbon fiber reinforced polyolefin compositions, which may have a relatively low density. The compositions may include a thermoplastic olefin, a filler component, a compatibilizer, and/or an additive package. In some embodiments, the filler component includes a plurality of carbon fibers. In addition, articles of manufacture and methods of making a carbon fiber reinforced polyolefin composition are provided.

Abstract: The present invention is directed to a polypropylene composition (C) comprising a polypropylene matrix, a dispersed phase comprising two different elastomeric ethylene copolymers and an inorganic filler. The present invention is further directed to an article comprising said polypropylene composition (C).

Abstract: Provided is a polymer blend composition comprising high density polyethylene, a propylene polymer having rubber dispersed therein, and a propylene/ethylene copolymer. In one embodiment, there is provided a polymer blend composition comprising from 20 to 55 weight percent of the high density polyethylene, from 20 to 55 weight percent of a propylene polymer having from 10-60% crystallinity, and a propylene/ethylene copolymer comprising the remainder of the composition.

Abstract: A layered gypsum wallboard can include: a gypsum board having opposing front and back faces, wherein the gypsum board comprises a first cover sheet material at the front face, a second cover sheet material at the back face, and a gypsum core layer comprising gypsum; an adhesive layer on the second cover sheet material of the gypsum board, the adhesive including a polymer having a glass transition temperature (Tg) of ?10° C. to 30° C.; an intermediate gypsum layer including gypsum on the adhesive layer such that the adhesive layer is between the second cover sheet material and the intermediate gypsum layer, wherein the adhesive layer and the intermediate gypsum layer have a combined thickness of 0.09 inches to 0.25 inches; and a third cover sheet material, wherein the intermediate gypsum layer is between and in contact with the adhesive layer and the third cover sheet material.

Abstract: A circuit substrate processing laminate has, sequentially in the order of a support, a temporary adhesive material layer releasably laminated on the support, and a circuit substrate. The circuit substrate has a front surface on which a circuit is formed and a back surface to be processed. The temporary adhesive material layer is releasably laminated to the front surface, and is composed of a thermosetting siloxane polymer layer laminated on the support, after cured, has a first peeling force of 10 to 500 mN/25 mm as measured by a 180° peel test. The first peeling force is required for peeling the polymer layer from an interface with the support. The polymer layer, after cured, has a second peeling force of 50 to 1000 mN/25 mm as measured by the 180° peel test. The second peeling force is required for peeling the polymer layer from an interface with the circuit substrate.

Abstract: Polyamide compositions for use in forming wire or cable jacket compositions. The polyamide compositions include a component of polyamide 6/66 copolymer formed from substantially randomly distributed caprolactam monomers and hexamethylenediamine monomers. The polyamide 6/66 copolymer component may form the entirety of the polyamide composition or alternatively, the polyamide composition may include an amount of polyamide 6 homopolymer blended with the polyamide 6/66 copolymer component. The composition also includes one or more additives, such as at least one UV mitigation component, and the polyamide composition further has at least one of a measured transmittance of at least 70% and a measured haze of less than 60%, as determined by ASTM D1003.

Abstract: The present invention provides an ultra-high molecular weight polyethylene powder having a viscosity-average molecular weight of 10×104 or higher and 1000×104 or lower, wherein a temperature range in which a torque value reaches ½ of the maximum torque value is 150° C. or higher and 170° C. or lower in torque value measurement.

Abstract: A fiber composite material includes mixed fibers including a plant fiber and an ultrahigh-strength elongation fiber and thermoplastic resin that binds the mixed fibers each other. The ultrahigh-strength elongation fiber has tensile modulus that is 4000 MPa or greater and is greater than tensile modulus of the thermoplastic resin and has tensile elongation at break that is greater than tensile elongation at break of the plant fiber.

Abstract: The present invention relates to a hot-melt adhesive composition comprising a propylene homopolymer, an alpha-olefin copolymer, a carboxylic acid- and/or anhydride-functionalized olefin compound and a tackifying resin. The present invention also relates to a laminate comprising the hot-melt adhesive composition according to the invention that can be used in disposable hygiene articles.

Abstract: The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at ?15° C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at ?15° C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.

Abstract: The present invention is directed to a new heterophasic propylene copolymer (RAHECO), a process for obtaining said heterophasic propylene copolymer (RAHECO) and a film or a cable insulation comprising the heterophasic propylene copolymer (RAHECO).

Abstract: Polypropylene composition comprising a heterophasic propylene copolymer and a mineral filler, wherein said heterophasic propylene copolymer has a melting temperature in the range of 140 to 155° C., a xylene cold soluble content in the range of 20 to 35 wt.-% and a comonomer content of the xylene cold soluble fraction in the range of 18 to 95 wt.-%, wherein further the weight ratio between heterophasic propylene copolymer and the mineral filler is in the range of 2/1 to 4/1.

Abstract: A pressure sensor includes an insulator having a hollow portion; and a plurality of electrical conductors that have been disposed apart from each other along the inner surface facing the hollow portion of the insulator. The insulator comprises an insulating resin composition made of a material which does not need cross-linking, the plurality of electrical conductors comprise an electroconductive resin composition made of a material which does not need cross-linking, the insulating resin composition and the electroconductive resin composition comprise a process oil, and a mass percentage concentration of the process oil in the electroconductive resin composition is higher than a mass percentage concentration of the process oil in the insulating resin composition.

Abstract: The invention is related to a fiber reinforced composition with superior balance of the strength/stiffness and the strain at break. It is further related to articles comprising the fiber reinforced composition.

Abstract: The present invention is related to adhesive compositions comprising a polymer blend of at least two different propylene-based polymers and one or more syndiotactic-rich polyolefins. The syndiotactic-rich polyolefin comprises greater than about 50 wt % of a C3-C40 alpha olefins and having about 50% to less than about 80% r dyads, based on the total number of r and m dyads present in the polymer.

Abstract: The present disclosure is directed to compositions and film structures suitable for heat seal production. The heat sealable flexible film structure includes: a layer (A) comprising a propylene-based plastomer or elastomer (“PBPE”) and a low density polyethylene; a layer (B), adjacent to layer (A), comprising at least 50 percent by weight of the layer (B) of an ethylene-based polymer; and an outermost layer (C) comprising a material having a melting point greater than 140° C. Weight percents are based on the total weight of the respective layer. The heat sealable flexible film structure is used to make a flexible container (10) having one or more heat seals (12). The heat seal (12) can be a frangible heat seal, a hard heat seal, or a combination thereof.

Abstract: [Problem] To provide: an electroconductive resin composition which can be produced at low cost and is suitable as a material for the electrical conductors of a pressure sensor; and a pressure sensor including electrical conductors constituted of the electroconductive resin composition. [Solution] The present invention provides a pressure sensor (1) which includes an insulator (10) having a hollow portion (13) and a plurality of electrical conductors (11) that have been disposed apart from each other along the inner surface facing the hollow portion (13) of the insulator (10), the plurality of electrical conductors (11) comprising an electroconductive resin composition that includes both a styrene-based thermoplastic elastomer and carbon.

Abstract: Heterophasic propylene copolymer comprising a propylene-C4 to C12 ?-olefin copolymer as a matrix in which an ethylene-propylene rubber is dispersed, said heterophasic propylene copolymer has good mechanical properties and low extractables.

Abstract: A method can include consecutively batch processing at least two different polyethylene grades in pellet form in a pellet handling unit. A ratio of a melt flow index (MI) of a first polyethylene in pellet form (MIf) to a MI of a later processed polyethylene in pellet form (MIl) can be smaller than 0.30. The method can include processing an intermediate polyethylene grade in pellet form. An amount of intermediate polyethylene grade processed can be at most 1/100th of a handling capacity of the pellet handling unit. The intermediate polyethylene grade can have the same MI as the later processed polyethylene in pellet form.

Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.

Abstract: The present application relates to an encapsulant for a PV module, a method of manufacturing the same and a PV module. The encapsulant according to an embodiment of the present application has excellent heat resistance or the like and improved creep physical properties, and thus even when the encapsulant is used under conditions of a high temperature and/or high humidity for a long time, deformation is small and the encapsulant can exhibit excellent adhesive strength. Accordingly, when the encapsulant is applied to a PV module, durability or the like may be improved.

Abstract: The invention relates to a polymer dispersion for paper coating compositions obtainable by means of a radically initiated, aqueous emulsion polymerization of a) 60 to 97% by weight of vinyl acetate, b) 2 to 30% by weight of ethylene, c) 0.5 to 5% by weight of at least one ethylenically unsaturated silane monomer, d) 0.5 to 5% by weight of at least one ethylenically unsaturated carboxylic acid, based in each case on the total weight of the monomers used for the polymerization, and the data in % by weight summing in each case to 100% by weight, in the presence of one or more polymeric emulsifiers.

Abstract: The present invention is related to adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a propylene-based polymer and an ethylene-based polymer with varying comonomer content.

Abstract: A dual reactor solution process gives high density polyethylene compositions containing a first ethylene copolymer and a second ethylene copolymer and which have good processability and ESCR properties. The polyethylene compositions are suitable for compression molding or injection molding applications and are particularly useful in the manufacture of caps and closures for bottles or containers.

Abstract: Adhesives, methods to bond substrates together with the adhesives, and articles of manufacture comprising the adhesives are described. It has been discovered that an adhesive with a polymer content greater than 70 weight percent can be formulated with a blend of (i) a metallocene catalyzed polypropylene polymer that has a density range of about 0.70 to about 0.91 g/cm3 and a melt viscosity less than 50,000 cP at 190° C. and (ii) a Ziegler-Natta catalyzed amorphous polybutene and/or polypropylene copolymer. Such adhesives have high creep resistance making them particularly well suited for disposable personal care garments.

Abstract: Provided are an adhesive composition which has high holding strength and leaves no residual glue by using a polyolefinic polymer, and an adhesive tape using the same. A polyolefin which satisfies the following conditions (a-1), (b1), and (b2):(a-1) the relationship between the limiting viscosity and the stereoregularity is represented by the formula (i): ?20×?+56?mmmm??20×?+64 (wherein ? represents the limiting viscosity measured in tetralin at 135° C., and mmmm represents the meso pentad fraction (mol %)); (b1) the meso pentad fraction (mmmm) is from 20 to 60 mol %; and (b2) the limiting viscosity [?] measured in tetralin at 135° C. is from 0.01 to 2.0 dL/g.

Abstract: The present invention provides a composition for a solar cell sealing film prepared by mixing an ethylene-?-olefin copolymer a metallocene catalyst (m-LLDPE) and another polymer as resin components, wherein the composition has the same processability as a composition containing m-LLDPE alone as a resin component and provides a solar cell sealing film having the same transparency as the composition containing m-LLDPE alone as resin component. A composition for a solar cell sealing film comprising m-LLDPE and low-density polyethylene (LDPE), wherein the weight average molecular weight of m-LLDPE (Mw(m-LLDPE)) is 200,000 or less, the weight average molecular weight of LDPE (Mw(LDPE)) is 250,000 or less, and the mass ratio of m-LLDPE to LDPE (m-LLDPE:LDPE) is in a range of 80:20 to 30:70, and a solar cell sealing film prepared using the same.

Abstract: The present invention is related to adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise an ethylene-based polymer and a propylene-based polymer with varying comonomer content.

Abstract: A polyolefin pipe having a polyolefin base resin (A) including a lower molecular weight fraction and a higher molecular weight fraction, stabilized with at least one stabilizer (B) having a formula: and at least one stabilizer (C) having a formula: wherein the substituents are as described in the specification. The composition demonstrates acceptable stability and low migration of additional additives from the pipe.

Abstract: A blown film composition including a first high density polyethylene component and a second high density polyethylene component, wherein the blown film contains a mixture of three or more discrete molecular weight distributions, and wherein the second high density polyethylene component has at least one more discrete molecular weight distribution than the first high density polyethylene component.

Abstract: Disclosed is a polyethylene composition having faster crystallization rate and improved environmental stress cracking resistance. The polyethylene composition comprises a multimodal polyethylene and a nucleating agent. The multimodal polyethylene comprises from 25 to 50 wt % of a low molecular weight ethylene homopolymer component, from 25 to 50 wt % of a medium molecular weight ethylene copolymer component and from 25 to 50 wt % of a high molecular weight ethylene copolymer component. The polyethylene composition has an environmental stress cracking resistance (ASTM D1693, Condition B in 100% Igepal) greater than or equal to 40 days and a crystallization half time less than or equal to 70% of the crystallization half time of the multimodal polyethylene without nucleating agent.

Abstract: A hot melt sealant and foam-in-place gasket composition based on a rubber such as ethylene propylene rubber (EPR) and/or ethylene propylene diene rubber (EPDM) and at least one semicrystalline olefinic polymer. The hot melt composition includes the rubber or a blend of rubbers in an amount of 5% to 50% by weight, at least one semicrystalline olefinic polymer in an amount of 5% to 40% by weight, at least one amorphous poly-?-olefin (APAO) polymer in an amount of 0% to 70% by weight, a compatible tackifier in an amount of 0% to 50% by weight, and a plasticizer in an amount of at least 30% by weight. The composition is particularly useful for foamed gasket applications as a replacement for pressure sensitive adhesive (PSA) coated foam tape.

Abstract: Disclosed are films which can provide seal strengths suited for both peelable and nonpeelable seals in a package.

Abstract: The use of a hot-melt adhesive as a protective element for objects is disclosed, wherein the hot-melt adhesive contains over 80 wt. % of at least one modified polyolefin copolymer produced from a high-molecular-weight polyolefin copolymer by thermomechanical degradation of the polymer under shear stress and/or heating, wherein the viscosity of the copolymer is reduced, and up to 20 wt. % of additives and auxiliary substances, wherein the adhesive has a softening point from 70 to 150° C.

Abstract: Polyolefin compositions suitable for injection moulded items e.g. for impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (A); and from 10% to 70% by weight of a multimodal ethylene/C6-C12 alpha olefin copolymer (B); having density from 0.850 to 0.920 g/cm3, total comonomer content from 6% to 30% by weight, Mw/Mn from 4 to 20; intrinsic viscosity in decalin at 135° C. from 1.0 to 4.0 dL/g, and comprising an HDPE fraction (HDPE % wt) up to 30% wt; further comprising up to 50% by weight of a filler (C) and optionally, in amount up to 10% by weight with respect to the overall composition, an impact modifier masterbatch component (D) consisting of a ultra-soft heterophasic copolymer component.

Abstract: A composition including, as polymer basis: about 40 to 75% by weight of at least one polypropylene-based elastomer; and about 25 to 60% by weight of at least one random polypropylene copolymer.

Abstract: The present invention is related to adhesive compositions comprising a polymer blend of at least two different propylene-based polymers and one or more tackifiers. The polymer blend has a melt viscosity of about 900 cP to about 19,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at ?15° C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at ?15° C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %. The tackifier has a softening point, as determined by ASTM E-28, of about 85 to about 135° C. and an aromaticity of about 2 to about 12 mol % aromatic protons.

Abstract: A weatherable, flame-resistant thermoplastic vulcanizate composition comprising a thermoplastic matrix; and dispersed within said matrix, an at least partially cured rubber, a flame retardant, and carbon black.

Abstract: The present invention relates to a process for imbibing a step-growth polymer into thermoplastic latex particles and a composition made by such a process. The composition is useful, for example, as a coating, an adhesive, a sealant, a primer, a caulk, a stain, or a filler for a variety of substrates.

Abstract: A dual reactor solution process gives high density polyethylene compositions containing a first ethylene copolymer and a second ethylene copolymer and which have good processability, toughness, and environmental stress crack resistance combined with good organoleptic properties. The polyethylene compositions are suitable for compression molding or injection molding applications and are particularly useful in the manufacture of caps and closures for bottles.

Abstract: Polyolefin block and graft copolymers comprised of two or more semicrystalline polyolefin blocks or grafts and one or more amorphous polyolefin blocks can be blended with a low molecular weight fluid diluent that preferentially locates within and swells the amorphous domains of the block or graft copolymer, while preserving the crystallinity of the semicrystalline block domains. After mechanical or thermomechanical processing, such compositions combine softness with high strength and high recoverable elasticity. Compositions are also disclosed whereby the diluent species is removed from the composition, either before or after the mechanical or thermomechanical processing, in order to create a strong elastic material with an ultra-low entanglement density within the amorphous domains.

Abstract: Method for the preparation of a sticky random propylene copolymer (R-PP) in a reactor facility comprising in series (i) a first reaction system, (ii) a first conveying line connecting the first reactor system with a second reactor system comprising an outlet, (iii) a second conveying line connecting the outlet with a purge bin comprising a feeder, and (iv) a conveying system being connected with the feeder, and the preparation of said random propylene copolymer (R-PP) comprises the steps in the order of (a) producing in said first reactor system a propylene homopolymer (H-PP) or a random propylene copolymer (R-PP1), (b) transferring at least a part of said polypropylene to said second reactor system via the first conveying line, (c) producing in said second reactor system a random propylene copolymer (R-PP2) obtaining the random propylene copolymer (R-PP), (d) discharging said random propylene copolymer (R-PP) from said second reactor system via the outlet, (e) transferring said discharged random propylene co

Abstract: Two-component adhesion composition suitable for extrusion coating paper substrates comprising: a) from 70 to 98 wt % of high melt strength polypropylene (A) with a branching index g? of 0.9 or less; and b) from 2 to 30 wt % of a component (B) selected from the group of: (i) polypropylene homopolymer with high melt flow rate; or (ii) ethylene-vinyl acetate-based hot melt adhesive, and its use.

Abstract: The invention relates to a polyolefin composition. The polyolefin composition can be in the form of a multi-layer, microporous polyolefin membrane comprising a first microporous layer containing 7% or less by mass of ultra-high-molecular-weight polyethylene having a weight-average molecular weight of 1×106 or more, and having a structure in which a pore size distribution curve obtained by mercury intrusion porosimetry has at least two peaks, and a second microporous layer containing 8% or more by mass of the ultra-high-molecular-weight polyethylene.

Abstract: This invention relates to a thermoplastic polyolefin composition having a melt flow rate MFR2 (230° C.) between 20 and 100 g/10 min, to the use of such thermoplastic polyolefin composition for the production of injection moulded articles, e.g. automotive parts and to injection moulded articles prepared by using such thermoplastic polyolefin composition.

Abstract: The present invention relates to curable barrier encapsulants or sealants for electronic devices that have pressure sensitive adhesive properties. The encapsulants are especially suitable for organic electronic devices that require lower laminating temperature profiles. The encapsulant protects active organic/polymeric components within an organic electronic device from environmental elements, such as moisture and oxygen.

Abstract: This disclosure relates to a polymer composition comprising (A) a first polymer; (B) one or more fillers; and optionally (C) a cross-linking pack including cross-linking agents and coagents. The first polymer comprises at least one of (i) a propylene-based copolymer and (ii) an ethylene/C3-C10 alpha-olefin copolymer. The one or more fillers comprise at least one of carbon black, ferrite magnet powder, calcium carbonate, alumina trihydrate, magnesium hydroxide, talc, titanium dioxide, fibers, marble dust, cement dust, clay, feldspar, silica or glass, fumed silica, alumina, magnesium oxide, antimony oxide, zinc oxide, barium sulfate, calcium sulfate, aluminum silicate, calcium silicate, titanium dioxide, titanates, clay, nanoclay, organo-modified clay or nanoclay, glass microspheres, chalk, or any combination thereof.

Abstract: A polypropylene composition comprising a random propylene copolymer, a high melt strength polypropylene having a branching index g? of 0.9 or less, a polypropylene having a MFR2 (230° C.) of at least 400.0 g/10 min and a clarifier, wherein the polypropylene composition has a MFR2 (230° C.) of at least 2.0 g/10 min.

Abstract: A dielectrically-heatable inventive method employing a polyolefin-based formulation including at least 5 weight percent of a zeolite, ion exchanged with a Group I or II metal, wherein the zeolite includes 21 or less wt % of water, based on zeolite weight, measured as LOI at 575° C. for 1 hour; and a base polymer selected from certain homogeneously branched linear or substantially linear ethylene/?-olefin or homogeneously branched propylene/?-olefin copolymers copolymers, provided that the base polymer has a melt temperature less than 100° C. This formulation may be used to prepare a high frequency (HF) welded article having improved failure and welding strength properties, particularly a weld strength in excess of 7 lb/in (1.23 N/mm).