Abstract: A method for producing a sulfide-based solid electrolyte includes obtaining a sulfide-based solid electrolyte recycled product (B) from a liquid in which a sulfide-based solid electrolyte (A) in a sulfide-based solid electrolyte-containing mixture is dissolved in an organic solvent. The sulfide-based solid electrolyte-containing mixture contains the sulfide-based solid electrolyte (A) and another substance insoluble in the organic solvent.

Abstract: A fluororesin having excellent storage stability with a solvent and adhesion to a base material; a method of its production; a composition including the fluororesin and a solvent; and an article including the composition. The fluororesin includes a polymer having a fluorine-containing aliphatic ring structure within a main chain comprising at least one of an alkoxycarbonyl group having an alkoxy group of 1 to 3 carbon atoms and an amide group having a coupling group. An IR spectrum of a 200 ?m thick cast film of the fluororesin satisfies 0.010?B/A?0.7 where A is a local maximum absorbance at 1,780 to 1,800 cm?1, measured from a straight line connecting an absorbance at 1,700 cm?1 and an absorbance at 1,925 cm?1, and B is an absorbance at 1,720 cm?1, measured from a straight line connecting an absorbance at 1,647 cm?1 and an absorbance at 1,763 cm?1.

Abstract: The present invention pertains to a laminated glass for a vehicle, the laminated glass including a first glass sheet, a second glass sheet and an intermediate film sandwiched between the first glass sheet and the second glass sheet, in which: the total thickness of the first glass sheet, the second glass sheet and the intermediate film is 4.0 mm or more; the first glass sheet is formed of a borosilicate glass containing, in terms of oxide by molar percentage, 1.0% or more of B2O3; and when a radio wave (TM wave) with a frequency of 79 [GHz] is made incident at an incident angle of 60° to the first glass sheet, the transmission property S21 is ?4.0 [dB] or more.

Abstract: A method of producing a hydrofluoroolefin includes reacting a chlorofluoroolefin that is represented by Formula (I) or Formula (II) and that has 8 or less carbon atoms with a hydrogen molecule, in the presence of an intermetallic compound containing at least one first metal that is selected from the group consisting of palladium, platinum, rhodium, copper and iridium, and containing a second metal that is different from the first metal, to obtain a hydrofluoroolefin in which a hydrogen atom is substituted for at least a chlorine atom represented by Cl among chlorine atoms contained in Formula (I) or Formula (II).

Abstract: A chemically strengthened glass has a thickness of more than 2 mm, a surface compressive stress CS0 of 400 MPa to 1200 MPa, a depth of compressive stress layer DOL-tail of 2.7 ?m to 30.0 ?m, an absolute value of an average slope of a stress profile from a surface to the DOL-tail of 20 MPa/?m to 500 MPa/?m, and a tensile stress CT of 1.0 MPa to 16 MPa.

Abstract: A surface treatment agent from which a surface layer having an excellent friction resistance can be formed, an article including such a surface layer, and a method for manufacturing such an article are provided. A surface treatment agent according to the present invention contains a fluorine-containing ether compound including a fluoro-polyether chain and a reactive silyl group; a first metallic compound containing a first metallic element; and a second metallic compound containing a second metallic element different from the first metallic element.

Abstract: The present invention relates to a glass for chemical strengthening, including: in terms of mole percentage based on oxides, 50% or more of SiO2; 0% to 10% of B2O3; 1% to 30% of Al2O3; 0% to 10% of P2O5; 0% to 10% of Y2O3; 0% to 25% of Li2O; 0% to 25% of Na2O; 0% to 25% of K2O; 0% to 10% of MgO; 0% to 10% of CaO; 0% to 10% of SrO; 0% to 10% of BaO; 0% to 10% of ZnO; 0% to 5% of ZrO2; 0% to 5% of TiO2; 0% to 5% of SnO2; and 0% to 0.5% of Fe2O3, in which a ratio (R2O/Al2O3) of a total content of Li2O, Na2O, and K2O to a content of Al2O3 satisfies the following Expression: 0.8?(R2O/Al2O3)?30.

Abstract: The present invention relates to a substrate having a dielectric loss tangent (A) as measured at 20° C. and 10 GHz of 0.1 or less, a dielectric loss tangent (B) as measured at 20° C. and 35 GHz of 0.1 or less, and a ratio [a dielectric loss tangent (C) as measured at an arbitrary temperature in a range of ?40 to 150° C. and at 10 GHz]/[the dielectric loss tangent (A)] of 0.90-1.10, or a substrate having a relative permittivity (a) as measured at 20° C. and 10 GHz of 4 or more and 10 or less, a relative permittivity (b) as measured at 20° C. and 35 GHz of 4 or more and 10 or less, and a ratio [a relative permittivity (c) as measured at an arbitrary temperature in a range of ?40 to 150° C. and at 10 GHz]/[the relative permittivity (a)] of 0.993-1.007.

Abstract: To provide a medical device, whereby the non-specific absorption amount is reduced, its durability is excellent and eluents from the surface layer are reduced. The medical device comprises a device substrate and a surface layer provided on at least part of the surface of the device substrate in contact with water, wherein at least part of the surface of the device substrate is made of an inorganic material, the surface layer is made of a cured product of a compound having a biocompatible group and an alkoxysilyl group, the content of the biocompatible group in the compound is from 25 to 83% by mass, and the content of the alkoxysilyl group is from 2 to 70% by mass.

Abstract: A resin composition that yields a molded article excellent in impact resistance and exhibits excellent moldability. The resin composition includes at least one type of melt-moldable thermoplastic resin A selected from a polyarylate, a polyether sulfone, a polyaryl sulfone, an aromatic polyetheramide, an aromatic polyetherimide, a polyphenylene sulfide, a polyaryletherketone, a polyamideimide, and a liquid crystal polyester, and a fluorine-containing elastomer B having a terminal functional group. The volume ratio of the thermoplastic resin A and the fluorine-containing elastomer B is from 99:1 to 50:50, and the fluorine-containing elastomer B is dispersed in the thermoplastic resin A. A molded article or the like can be obtained from the resin composition.

Abstract: The present invention relates a crystallized glass having a composition that includes, in terms of molar percentage based on oxides: 40% to 70% of SiO2; 7.5% to 30% of Al2O3; 0.5% to 15% of P2O5; 13% to 30% of a total content of one or more selected from SrO and BaO; and 2.5% to 10% of a total content of one or more selected from TiO2 and ZrO2, and including at least one crystal of a celsian crystal and a hexa-celsian crystal.

Abstract: A surface treatment agent from which a surface layer having an excellent friction resistance can be formed, an article including such a surface layer, and a method for manufacturing such an article are provided. A surface treatment agent according to the present invention contains a fluorine-containing ether compound including a fluoro-polyether chain and a reactive silyl group, and a metallic compound containing at least one metal element selected from the group consisting of elements in Groups 1 excluding a hydrogen element and Group 2 in a periodic table.

Abstract: A chemically strengthened glass has a thickness of more than 2 mm, a surface compressive stress CS0 of 400 MPa to 1200 MPa, a depth of compressive stress layer DOL-tail of 2.7 ?m to 30.0 ?m, an absolute value of an average slope of a stress profile from a surface to the DOL-tail of 20 MPa/?m to 500 MPa/?m, and a tensile stress CT of 1.0 MPa to 16 MPa.

Abstract: A light-emitting device including: a light-emitting element; and a lens joined to the light-emitting element, wherein the light-emitting element has a rectangular light emission surface facing the lens, wherein the lens includes: an opposing surface facing the light-emitting element; and a convex surface oriented in an opposite direction to the opposing surface, and wherein as seen in a direction perpendicular to the light emission surface, a circumferential edge of the convex surface is circular, and, when a distance between a center of the convex surface and a center of the light emission surface is denoted by ? (unit: ?m); a length of a shortest edge of the light emission surface is denoted by L (unit: mm); a diameter of the circumferential edge of the convex surface is denoted by R (unit: mm); and R/L is denoted as r; formula (1): 0 < ? ? 450 / r ( 1 ) is satisfied.

Abstract: The present invention relates to a crystallized glass, having a value calculated according to the following equation (A) of ?50 ppm (/° C.) to 50 ppm (/° C.) when a rate of change ?Dk (/° C.) in a relative dielectric constant at 10 GHz due to a temperature is expressed by the following equation (A), and having a total content of an alkali metal oxide R2O of 3.0% or less in terms of molar percentage based on oxides, [ Math . 1 ] ? ? ? Dk = ( relative ? dielectric ? constant ? at ? 10 ? GHz ? and ? 60 ? ° ? C . ) - ( relative ? dielectric ? constant ? at ? 10 ? GHz ? and - 20 ? ° ? C . ) ( relative ? dielectric ? constant ? at ? 10 ? GHz ? and ? 20 ? ° ? C . ) × ( 60 ? ° ? C . - ( - 20 ? ° ? C .

Abstract: Provided are a polishing agent and a liquid additive for a polishing agent that provide a high selectivity between a silicon oxide film and a silicon nitride film and that inhibit aggregation of abrasive grains, which can cause polishing-induced scratches, as well as a polishing method that enables high-speed polishing and inhibits polishing-induced scratches. A polishing agent includes an abrasive grain, a water-soluble polymer, and water. The water-soluble polymer is a copolymer of a monomer (A) that is at least one selected from an unsaturated dicarboxylic acid, a derivative thereof, and salts thereof, and a monomer (B) other than the monomer (A). The monomer (B) is a monomer that includes an ethylenic double bond and does not include an acidic group. The water-soluble polymer has an acid value of 200 to 450 mgKOH/g.

Abstract: A fluorinated ether compound is represented by formula: [X23-n2R23n2Si—R22—]3C-R21—[N(R2)C(O)]p2—(Rf2O)m2-Q2-[C(O)N(R2)]p2—R21—C[—R22—SiR23-n2X23-n2]3. Rf2 is a fluoroalkylene group having no branched structure, Q2 is a fluoroalkylene group having no branched structure, R2 is a hydrogen atom or an alkyl group, R21 is a single bond, an alkylene group, an alkylene group comprising an etheric oxygen atom at its terminal on the side bonded to [X23-n2R23n2Si—R22—]3C, an alkylene group with at least two carbon atoms comprising an etheric oxygen atom between its carbon-carbon atoms, or an alkylene group with at least two carbon atoms comprising an etheric oxygen atom between its carbon-carbon atoms and at its terminal on the side bonded to [X23-n2R23n2Si—R22—]3C, R22 is an alkylene group, or the like, R23 is a hydrogen atom or a monovalent hydrocarbon group, and X2 is a hydrolyzable group.

Abstract: A sulfide solid electrolyte having an ignition time of 5 seconds or more or is non-ignitable when an ignition test is performed using a prescribed test method in a dry air atmosphere, and having a value of S5 nm/S100 nm of 0.6 or less when S5 nm is an elemental ratio of sulfur (S) at a depth of 5 nm from a surface and S100 nm is an elemental ratio of sulfur (S) at a depth of 100 nm from the surface, as measured by X-ray photoelectron spectroscopy.

Abstract: A glass has a density of 2.60 g/cm3 or lower, a Young's modulus of 88 GPa or more, a strain point of 650 to 720° C., a temperature T4 at which a glass viscosity reaches 104 dPa·s of 1,320° C. or lower, a glass surface devitrification temperature (Tc) of T4+20° C. or lower, and an average coefficient of thermal expansion of 30×10?7 to 43×10?7/° C. at 50 to 350° C. The glass contains, as represented by mol % based on oxides, 50 to 80% of SiO2, 8 to 20% of Al2O3, 0 to 0.5% in total of at least one kind of alkali metal oxide selected from the group consisting of Li2O, Na2O and K2O, and 0 to 1% of P2O5.

Abstract: A reflective mask blank includes a substrate, a multilayered reflection film configured to reflect EUV rays, a protection film configured to protect the multilayered reflection film, and an absorption film configured to absorb the EUV rays in this order. The protection film contains Rh as a main component. The multilayered reflection film includes an uppermost layer that is closest to the protection film in the multilayered reflection film and contains Si and N. In the uppermost layer, an element ratio (N/Si) of N to Si is greater than 0.00 and less than 1.50, and an element ratio (O/Si) of O to Si is 0.00 or greater and less than 0.44.