Abstract: A polypropylene-based resin composition containing: 5 to 47 parts by mass of a propylene-based polymer (A) having an MFR of 50 to 150 g/10 min and an amount of a decane-soluble portion of 6 to 15% by mass, 20 to 30 parts by mass of a propylene homopolymer (B) having an MFR of 10 to 500 g/10 min, 23 to 30 parts by mass of an ethylene/?-olefin copolymer (C) being a random copolymer of ethylene and an ?-olefin having 4 to 8 carbon atoms, and having a density of 0.850 to 0.880 g/cm3, an MFR of 0.5 to 30 g/10 min, and a melting point peak of 110° C. or more, and 30 to 40 parts by mass of an inorganic filler (D), provided that a total amount of the components (A) to (D) is 100 parts by mass.

Abstract: A single-layer or multi-layer sealant film composed of an ethylene polymer, the sealant film including, on a surface layer of the sealant film, a layer composed of an ethylene polymer (A) satisfying: (i) a density is in a range of more than 910 kg/m3 to less than 940 kg/m3; (ii) a melt flow rate (MFR) at 190° C. and a load of 2.16 kg in accordance with JIS K7210-1 is in a range of 0.1 to 20 g/10 min; and (iii) a specific content of a copolymer (A2) of ethylene and an ?-olefin having 4 or less carbon atoms is 0% by mass or more and 50% by mass or less, and a content of a copolymer (A1) of ethylene and an ?-olefin having 5 or more carbon atoms is 26% by mass or more and 100% by mass or less.

Abstract: An injection molded article is made of a propylene-based polymer composition containing a propylene-based polymer (A) satisfying requirements (a-i) and (a-ii) within a range of 60 to 90 mass % and an ethylene-?-olefin copolymer (B) satisfying requirements (b-i) and (b-ii) within a range of 10 to 40 mass %, provided that the total amount of (A) and (B) is 100 mass %.

Abstract: An ethylene resin composition (Z) including an ethylene-?-olefin copolymer (A) satisfying requirements (1) to (4) and an ethylene-?-olefin copolymer (B) satisfying requirements (a) to (c): (1) a density of 890 to 935 kg/m3, (2) MFR (190° C., a load of 2.16 kg) of 0.1 g/10 min or more and less than 3.0 g/10 min, (3) MT (melt tension)/?* (shear viscosity) of 1.20×10?4 to 2.90×10?4 g/P, and (4) 0.01×10?13×Mw3.4??0 (zero-shear viscosity)?3.5×10?13×Mw3.4, (a) a density of 890 to 930 kg/m3, (b) MFR (190° C., a load of 2.16 kg) of 0.1 to 10 g/10 min, and (c) 1.90×10?4×Mw0.776?[?]?2.80×10?4×MW0.776.

Abstract: To provide an ethylene-?-olefin copolymer capable of producing a shaped article (in particular, a film) having excellent mechanical strength and well-balanced transparency and blocking resistance with excellent formability. A copolymer of ethylene and one or more ?-olefins having 4 to 10 carbon atoms, the copolymer satisfying the following requirements (1) to (6): (1) Density of 890 to 925 kg/m3; (2) MFR (190° C., 2.16 kg load) of 0.1 g/10 minutes or more and less than 3.0 g/10 minutes; (3) MT (melt tension)/?* (shear viscosity) of 1.20×10?4 to 2.90×10?4 g/P; (4) 0.01×10?13×Mw3.4??0 (zero shear viscosity)?3.5×10?13×Mw3.4; (5) ?7.0?Mz/Mw ?Mw/Mn?2.0; (6) Multiple peaks in melting curve of DSC.

Abstract: An injection foam molded body composed of a propylene resin composition, when a sample having a size of 50 mm×150 mm cut from the injection foam molded body is used to carry out a three-point bending test in which force is applied to the center position of the body with a distance between supports of 100 mm by an indenter at a bending rate of 50 mm/min, a bending elastic gradient within the range of 27 to 1,000 (N/cm), and when the injection foam molded body is subjected to a test in which a force (load) is applied to a flat surface thereof by a circular indenter with a flat tip having a diameter of 4 mm at a rate of 1 mm/min to push the indenter into the molded body, a press elastic gradient is in the range of 5 to 120 (N/mm).

Abstract: [Problem to be Solved] To provide an ethylene-?-olefin copolymer that is excellent in formability and particularly excellent in mechanical strength compared to conventional ones. [Solution] A copolymer of ethylene and one or more ?-olefins having 4 to 10 carbon atoms, satisfying the following requirements (1) to (7): (1) the density is 890 to 925 kg/m3; (2) MFR (190° C., 2.16 kg load) is 3.0 to 15.0 g/10 min; (3) MT (melt tension)/?* (shear viscosity) is 1.40×10?4 to 2.90×10?4 g/P; (4) 0.01×10?13×Mw3.4??0 (zero shear viscosity)?4.5×10?13×Mw3.4; (5) ?2.0?Mz/Mw?Mw/Mn?15; (6) the number of vinyls and others is 0.1 to 1.0/1000 C; and (7) a plurality of peaks is present in a melting curve of DSC.

Abstract: Provided is a material suitable for producing a glass fiber-reinforced molded body with reduced generation of white haze while reducing the amount of a dispersing agent to be used. A glass fiber-reinforced propylene-based resin composition, including 10 to 50 parts by mass of glass fibers; 50 to 90 parts by mass of a propylene-based resin (provided that the both in total is 100 parts by mass); 0.3 parts by mass or more of carbon black; and a polyolefin wax having an average particle size of 1 to 40 ?m in an amount such that a mass ratio of the polyolefin wax to the carbon black is 0.75 to 1.5.

Abstract: A stretched film including a polyethylene-based resin composition satisfying the following requirements (1) to (3): (1) a melt flow rate (190° C., 2.16 kg load) is 0.01 g/10 min or more and 2.0 g/10 min or less; (2) a density is 935 kg/m3 or more and 970 kg/m3 or less; and (3) a ratio of a melt index (I21: 190° C., 21.6 kg load) to a melt index (I2: 190° C., 2.16 kg load), I21/I2 is 80 or more.

Abstract: Disclosed are a polypropylene-based resin composition comprising 5 to 47 parts by mass of a propylene-based polymer (A) having an MFR of 50 to 150 g/10 min and an amount of a decane-soluble part of 6% by mass or more, 0 to 30 parts by mass of a propylene homopolymer (B) having an MFR of 10 to 500 g/10 min, 23 to 30 parts by mass of an ethylene-?-olefin copolymer (C) which is a random copolymer composed of ethylene and an ?-olefin having 4 to 8 carbon atoms, and has a density of 0.850 to 0.890 g/cm3 and an MFR of 0.5 to 30 g/10 min, and 30 to 40 parts by mass of an inorganic filler (D) having an average particle size of over 3.0 ?m and less than 5.0 ?m [the total amount of the components (A) to (D) is 100 parts by mass]; and an automobile exterior member obtained by injection-molding or press-molding the composition.

Abstract: An injection-molded article for medical use obtained by using a medical propylene-ethylene-based resin composition including 88 to 95 parts by mass of a propylene-ethylene resin composition (A) that contains more than 90% and equal to less than 97% by mass of a propylene-ethylene copolymer (a) having an ethylene content of 1 to 5% by mass, and a melt flow rate conforming to JIS K7210 (230° C., 2.16 kg load) being 10 to 100 g/10-min, and equal to more than 3% and less than 10% by mass of a propylene-ethylene copolymer (b) having an ethylene content of 15 to 22% by mass and an MFR of 1 to 50 g/10-min, 5 to 12 parts by mass of an elastomer (B) that is an ethylene-?-olefin random copolymer which is an ethylene-?-olefin random copolymer having a density of 0.880 to 0.920 g/cm3; and 0.01 to 0.20 parts by mass of a weather-resistant stabilizer.

Abstract: An ethylene-based resin composition having the following requirements (1) to (4) as a material such as packaging material, a film having strength for the protection and rigidity (e.g., easy opening and self-standability on packaging contents) in an excellent balance: (1) A melt flow rate (190° C., 2.16 kg load) is 0.1 g/10 min or more and 1.0 g/10 min or less, (2) a density is 915 kg/m3 or more and 935 kg/m3 or less, (3) a melt index (121: 190° C., 21.6 kg load) is 45 or less, and (4) a ratio of the amount of heat of fusion at 120° C. or higher (Hh/Ht), which is the ratio of the amount of heat of fusion (Hh) determined from a DSC curve at 120° C. or higher to the total amount of heat of fusion (Ht) determined from a DSC curve of DSC measurement, is 10% or more and 55% or less.

Abstract: An object of the present invention is to provide a film for a capacitor such that the film excels in high-temperature dielectric breakdown voltage (high-temperature BDV) and has blocking resistance, and bleeding-out of, for instance, a nucleating agent is suppressed even after long-term storage. The present invention pertains to a multilayer polypropylene film for a capacitor, the film including a base layer composed of a propylene polymer composition containing a propylene homopolymer (X) and 0.0001 to 0.05 mass % of a polymer-based ?-crystal nucleating agent (C), and a front layer or a back layer composed of a propylene-based polymer (Y) on at least one surface of the base layer, wherein the base layer and the front layer or back layer are stretched.

Abstract: A fiber-reinforced polypropylene-based resin composition is disclosed that includes a polypropylene-based resin (A); an unsaturated carboxylic acid-modified polypropylene-based resin (B) in which the amount of a polypropylene-derived C24 or lower oligomer component that volatilizes when heated at 150° C. for 30 minutes is less than 200 ?g/g; and reinforcing fibers (C). Also disclosed is a method for producing the fiber-reinforced polypropylene-based resin composition described above. The method includes a step of obtaining the unsaturated carboxylic acid-modified polypropylene-based resin (B) by kneading a polypropylene, and an unsaturated carboxylic acid or a derivative thereof together with an organic peroxide at 170 to 200° C.

Abstract: A molded product of a polypropylene-based resin composition, without containing an inorganic filler, and obtained by a polypropylene-based resin composition that does not contain an inorganic filler and includes: 60 to 90 parts by mass of a polypropylene-based resin (A) including 30 to 80 parts of a propylene-based polymer (a-1) having an MFR of 120 to 250 g/10 min and having 98 to 100 mol % of a propylene constituent unit, and 0 to 30 parts of a propylene/ethylene copolymer (a-2) having an intrinsic viscosity [?] of 4 to 7 dl/g and having 30 to 60 mol % of an ethylene constituent unit; 10 to 40 parts of an ethylene/?-olefin copolymer (B) having an MFR of 0.1 to 7 g/10 min and having an ethylene content of 65 to 90 mol %; 0.2 to 1 part of a fatty acid amide (C); and 0.1 to 1 part of a surfactant (D).

Abstract: A polyolefin-based resin composition and a colored resin pellet having good colorant dispersibility and low fogging properties and particularly preferred for the production of a molded article for an interior article or interior member of an automobile, by dosing 0.01 parts by weight or more and 2.0 parts by weight or less of a colorant including at least one pigment selected from a group consisting of carbon black and an organic pigment, and 0.01 parts by weight or more and 2.0 parts by weight or less of a synthetic wax having an average particle diameter of 1 ?m or more and 40 ?m or less, based on 100 parts by weight of a resin material component including a polyolefin-based resin.

Abstract: A propylene polymer composition includes a propylene homopolymer (A) having an intrinsic viscosity [?] measured in a tetralin solvent at 135° C. in the range of 7 to 12 dl/g, a propylene polymer (B) having an intrinsic viscosity [?] in the range of not less than 0.21 dl/g and less than 0.54 dl/g, and having a proportion of a component eluted at a temperature of not more than ?20° C. in TREF in the range of not more than 3.5 mass %, and a propylene polymer (C) having an intrinsic viscosity [?] in the range of not less than 0.54 dl/g and less than 2.6 dl/g, wherein the content of (A) is 0.5 to 47.5 mass %, the content of (B) is 5 to 95 mass % and the content of (C) is 2.5 to 85.5 mass %, based on the total of (A), (B) and (C).

Abstract: A material for 3D printing includes a thermoplastic resin, a thermoplastic elastomer, and a filler. The filler includes talc. A content of the filler is 5% by mass or more and 70% by mass or less with respect to a total mass of the material for 3D printing.

Abstract: A polypropylene resin composition including components (A) to (D) in prescribed amounts, limiting the amount of a polypropylene component having a molecular weight of 106.5 or more to less than 0.05 wt % can provide a propylene resin composition that includes an impact polypropylene and a high flow homopolypropylene and is particularly preferable for foam molding, and a molded article comprising the composition (A) Impact polypropylene that includes 5 wt % or more and 20 wt % or less of a propylene-ethylene copolymer having an intrinsic viscosity [?] of 1.5 dl/g or more and 3.8 dl/g or less and having an MFR (230° C., 2.16 kg) of 30 g/10 min to 200 g/10 min, (B) high flow homopolypropylene having MFR (230° C., 2.16 kg) of 200 g/10 min to 1000 g/10 min, (C) ethylene elastomer having an MFR (190° C., 2.16 kg) of 0.5 g/10 min to 40 g/10 min, and (D) inorganic filler.

Abstract: Disclosed is a propylene-based resin composition comprising more than 15 parts by mass and 40 parts by mass or less of an ethylene/?-olefin copolymer (E1) and 4 to 20 parts by mass of an ethylene/?-olefin/diene copolymer (E2), and comprising also a propylene-based polymer (P1) having an amount of a n-decane-soluble part at 23° C. of 5 to 25% by mass, wherein the ethylene content of the n-decane-soluble part is more than 40% by mass and 60% by mass or less, a propylene homopolymer (P2) and an inorganic filler (F) [providing that the total amount of the components (P1), (P2), (E1), (E2) and (F) is taken as 100 parts by weight]. The propylene-based resin composition is capable of producing a molded article which is excellent in mechanical properties, unnoticeable flow marks, low gloss.