Abstract: The invention has an object of providing ethylene/?-olefin copolymers having high randomness and a small number of double bonds in the copolymers. The ethylene/?-olefin copolymers of the invention are obtained by copolymerizing ethylene and an ?-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst which includes a bridged metallocene compound (A) represented by the formula [I], and at least one compound (B) selected from organometallic compounds (B-1), organoaluminum oxy compounds (B-2) and compounds (B-3) capable of reacting with the bridged metallocene compound (A) to form an ion pair, and have a specific weight average molecular weight, a specific molecular weight distribution, a specific glass transition point and a specific value B.

Abstract: Disclosed is a polymerizable composition for an optical material containing polyisocyanate (a) including aliphatic polyisocyanate (a1) and a modified aliphatic polyisocyanate (a2); and polythiol (b) having a di- or higher functional thiol group, in which the modified aliphatic polyisocyanate (a2) is contained in the polyisocyanate (a) in the amount of less than or equal to 60 weight %.

Abstract: A layered body including: a crystalline polymeric piezoelectric body having a standardized molecular orientation MORc of from 2.0 to 10.0 measured by a microwave transmission-type molecular orientation meter based on a reference thickness of 50 ?m; and a surface layer which is disposed so that at least a part of the surface layer contacts the crystalline polymeric piezoelectric body, which has a surface resistivity of from 1×106 ?/sq to 1×1012 ?/sq, and which contains an electroconductive material (A) and a polymer (B).

Abstract: Provided are a viscosity modifier for lubricating oils for obtaining an additive composition for lubricating oils having excellent fluidity in a wide temperature range from low temperature to high temperature; and said additive composition for lubricating oils. Further provided are a viscosity modifier for lubricating oils for obtaining a lubricating oil composition capable of reducing viscosity in good balance in a wide temperature range from low temperature to high temperature; and said lubricating oil composition. The viscosity modifier for lubricating oils includes an ethylene ?-olefin copolymer (A) which includes 30 to 50 mole % of structural units derived from at least one ?-olefin selected from ?-olefins having 4 and 5 carbon atoms and 50 to 70 mole % of structural units derived from ethylene (with the proviso that the total of all structural units of said copolymer is 100 mole %) and which satisfies specific requirements (a), (b), and (c).

Abstract: An electric step control device for a vehicle having a step provided movably by power of a motor from a retraction position where the step is retracted under a vehicle body to an overhang position where the step appears from the vehicle body or vice versa according to an opening and closure operation of a door, has a control unit. The control unit executes an overhang drive control that moves the step from the retraction position to the overhang position according to an occurrence of the opening operation of the door having been at a closure position. And the control unit starts a retraction drive control that moves the step from the overhang position to the retraction position according to an occurrence of the closure operation of the door having been at a full open position at a predetermined timing before the door reaches the closure position.

Abstract: A crimped conjugated fiber having a cross-sectional configuration wherein: a cross section of the fiber comprises at least a portion (a) comprising a propylene polymer (A) and a portion (b) comprising a propylene polymer (B), the mass ratio of the portion (a) and the portion (b) is in the range of 10:90 to 55:45, the propylene polymer (A) has Mz/Mw (A) and the propylene polymer (B) has Mz/Mw (B) wherein the difference thereof is in the range of 0.30 to 2.2, the absolute value difference of the melting points of the propylene polymer (A) and the propylene polymer (B) is in the range of 0 to 10° C., and the ratio of MFR (A) of the propylene polymer (A) to MFR (B) of the propylene polymer (B) is in the range of 0.8 to 1.2. A nonwoven fabric of crimped conjugated fiber is also provided.

Abstract: A molded product according to the present invention is a molded product obtainable by polymerizing and curing a polymerizable composition including: a polyisocyanate compound (A); a polyol compound (B) which is represented by Formula (1) and which has a number average molecular weight of equal to or greater than 100; a bifunctional or higher functional active hydrogen compound (C) (here, excluding the compound (B)); and a photochromic compound (D), in which a concentration of SH groups measured by an IR analysis method is less than 1.0 wt %.

Abstract: A method for destroying exosomes of the present invention includes a step of preparing an antimicrobial peptide; and a step of allowing the antimicrobial peptide to coexist with an exosome to destroy the exosome.

Abstract: The present invention relates to an olefin-based paint. The purpose of the present invention is to provide a paint with excellent organic solvent solubility or dispersibility, low paint viscosity, minimal coating irregularities even at high concentrations, excellent handling and storage stability, and excellent blocking resistance and coated film stability. In order to meet this purpose, an olefin-based paint is used that is characterized by containing a solution or dispersion obtained by dissolving or dispersing 0.1-55 parts by mass of a propylene-?-olefin copolymer (A) for 100 parts by mass of an organic solvent. The copolymer (A) is characterized by containing 60-90 mol % of propylene-derived constituent units (a) having a weight-average molecular weight (Mw), measured by GPC, in the range of 3,000 to 40,000, and 10-40 mol % of ?-olefin-derived constituent units (b) having 4 or more carbon atoms [wherein (a)+(b)=100 mol %].

Abstract: The purpose of the present invention is to provide a polar-group-containing propylene-type wax having excellent properties including a low melting point. A modified propylene-(?-olefin) copolymer (A) according to the present invention is produced by grafting at least one compound selected from an unsaturated carboxylic acid, a derivative of the unsaturated carboxylic acid and an unsaturated sulfonic acid salt onto a propylene-(?-olefin) copolymer (A1) and has an acid value of 1 to 100 KOHmg/g, wherein the propylene-(?-olefin) copolymer (A1) comprises 60 to 95 mol % of a propylene-derived constituent unit (a) and 5 to 40 mol % of a constituent unit (b) derived from an ?-olefin having 4 or more carbon atoms, and satisfies the specific requirements (i) to (iii).

Abstract: A production method of a negative electrode active material containing a silicon compound (SiOx: 0.5?x?1.6) that contains Lithium includes: making a silicon compound into which the lithium has been inserted contact with a solution B containing a polycyclic aromatic compound or a derivative thereof or both thereof (here, the solution B contains one or more kinds selected from an ether-based solvent, a ketone-based solvent, an ester-based solvent, an alcohol-based solvent, and an amine-based solvent as a solvent); and making the silicon compound contact with a solution C (here, the solution C contains one or more kinds selected from an ether-based material, a ketone-based material, and an ester-based material as the solvent, and contains a compound having a quinoid structure in a molecule as a solute).

Abstract: There is provided a polymerizable composition for optical materials including (A) at least one kind of polythiols selected from 5,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, 4,7-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, and 4,8-dimercaptomethyl-1,11-dimercapto-3,6,9-trithiaundecane, (B) polyisocyanate, and (C) at least one kind of ultraviolet absorbers having a maximum absorption peak in a range of 350 nm to 370 nm.

Abstract: The present invention is a method for producing a polyfunctional polymer that contains a structural unit having a urethane bond and a polymerizable unsaturated bond in a side chain, and is characterised by including a reaction process in which a polymer (P) containing a structural unit (a) having a hydroxy group in a side chain and a monomer (M) having an isocyanate group and a polymerizable unsaturated bond are reacted in the presence of a bismuth carboxylate.

Abstract: [Means for solving problem] The resin composition of the present invention comprises 100 parts by mass of a specific ethylene/?-olefin/non-conjugated polyene copolymer (A) and 0.1 to 5 parts by mass of a peroxide (B), and the copolymer (A) comprises structural units derived from ethylene (a1), an ?-olefin (a2) having 3 to 20 carbon atoms, and a non-conjugated polyene (a3) including intramolecularly two or more partial structures in total selected from the group consisting of structures represented by the following formulae (I) and (II), [Effect] The resin composition of the present invention is excellent in crosslinking properties and the resin composition and its crosslinked shaped article of the present invention can be used, without any limitation, in various applications known as applications of rubber composition, and can be suitably used, for example, for interior and exterior parts for automobiles and applications requiring heat resistance.

Abstract: There is provided a method for manufacturing a laminated iron core. The method includes receiving a plurality of block iron cores which are temporarily laminated and ejected from a die, each block iron core being formed by laminating a plurality of iron core pieces that are blanked from a thin plate workpiece using the die, individually separating the temporarily laminated block iron cores by a block iron core separating unit, and rotating and laminating each of the separated block iron cores by a rotating and laminating unit in order different from order of lamination of the temporarily laminated block iron cores before separation in a place different from a location of the die.

Abstract: A processing device is provided which feeds a long plate body from an upstream side to a downstream side and sequentially carries out a press work including a blanking work to the long plate body. The processing device includes a plurality of stages provided along a feed direction of the long plate body, which has a die that applies the press work to the long plate body and a plurality of lifters provided along the feed direction of the long plate body which have lift-up parts that lift up the long plate body from the die. In the plurality of lifters, clearances by the lift-up parts of the lifters arranged in the downstream side are set to be larger than the clearances by the lift-up parts of the lifters arranged in the upstream side.

Abstract: A non-aqueous electrolyte solution for a battery, containing an additive (X) that is at least one selected from the group consisting of lithium monofluorophosphate, lithium difluorophosphate, a compound represented by Formula (XA), and a sulfonate, wherein a content of Cu element with respect to a total amount of the solution is 0.001 mass ppm to less than 5 mass ppm. In Formula (XA), M represents a boron atom or a phosphorus atom, X represents a halogen atom, R represents an alkylene group having 1 to 10 carbon atoms, a halogenated alkylene group having 1 to 10 carbon atoms, an arylene group having 6 to 20 carbon atoms, or a halogenated arylene group having 6 to 20 carbon atoms (such groups may each comprise a substituent or a hetero atom), m represents an integer 1 to 3, n represents an integer 0 to 4, and q represents 0 or 1.

Abstract: The purpose of the present invention is to provide: a pellicle frame which is not susceptible to deterioration even if irradiated with short-wavelength light such as excimer light, and which is not susceptible to generation of an outgas or foreign substance; and a pellicle which uses this pellicle frame. In order to achieve the above-described purpose, this pellicle frame for supporting the outer periphery of a pellicle film is configured to comprise a frame and a film that is formed on the surface of the frame and contains a polyimide resin.

Abstract: The present invention addresses the problem of providing: a negative electrode that is for a lithium ion secondary battery, that has high initial charge/discharge efficiency, and that has high energy density; a lithium ion secondary battery comprising the negative electrode for a lithium ion secondary battery; and a method for producing the negative electrode for a lithium ion battery that makes it possible to efficiently pre-dope an alkali earth metal or an alkali metal such as lithium. In order to solve this problem, this negative electrode for a lithium ion secondary battery comprises a negative electrode mixture layer containing at least: an alloy material (A) comprising tin or silicon capable of occluding lithium; carbon particles (B); an imide bond-containing polymer (C); and a polycyclic aromatic compound (D). The amount of the imide bond-containing polymer (C) within the negative electrode mixture layer is 3-13 mass %.

Abstract: A photo-crosslinkable ethylene-based resin composition of the present invention includes an ethylene-based copolymer having a Shore A hardness measured in accordance with ASTM D2240 of equal to or more than 55 and equal to or less than 95, a photo-crosslinking initiator, and a crosslinking aid, in which the content of the crosslinking aid is equal to or more than 0.1 parts by mass and less than 2.0 parts by mass with respect to 100 parts by mass of the ethylene-based copolymer.