Abstract: The present invention relates to an alkali-free glass having a strain point of 700° C. or higher and 740° C. or lower, a density of 2.6 g/cm3 or lower, a Young's modulus of 90 GPa or higher and 100 GPa or lower, an average coefficient of thermal expansion at 50° C. to 350° C. of 30×10?7/K or higher and 39×10?7/K or lower, a temperature T2 at which a glass viscosity reaches 102 dPa·s of 1590° C. or higher and 1690° C. or lower, a temperature T4 at which the glass viscosity reaches 104 dPa·s of 1350° C. or lower, a glass surface devitrification temperature (Tc) of lower than (T4+80)° C., and a specific elastic modulus of 36 MN·m/kg or higher, and including a prescribed glass composition.

Abstract: A vehicle window glass includes a laminated glass mounted in a vehicle-body opening and having first and second glass plates bonded by an interlayer film. A thin electrical component is disposed between the opposed main surfaces of the plates. Wiring connected to the electrical component is routed along the third main surface of the second glass plate, its side surface, and the fourth main surface to a terminal coupled to a vehicle-side wire harness. A resin frame body covers the outer edge of the laminated glass in plan view and covers the wiring. The frame body includes, on the fourth main surface, a frame member that surrounds the terminal in plan view, and a sealing member fills and seals the space defined by the fourth main surface and the frame member.

Abstract: Provided is chemically strengthened glass with high fracture strength. The chemically strengthened glass has: a thickness of 0.6 mm or less; a surface compressive stress of 600 MPa or greater; a depth of compressive stress layer of 0 to 175 ?m; and a value of X, expressed by the following formula (1), being greater than or equal to 0. X = 2 . 0 ? 5 × E m 0.5 + CS 120 ( 1 ) In the formula (1), Em is a Young's modulus at an in-plane center position of the chemically strengthened glass, in units of GPa; and CS120 is a compressive stress at a depth of 120 ?m in the chemically strengthened glass, in units of MPa.

Abstract: To provide a fluorinated polymer, from which such a polymer membrane can be produced that when a laminate having a polymer membrane that contains a fluorinated polymer having groups convertible to ion exchange groups sandwiched between transfer base materials is subjected to hot pressing and then the transfer base materials are peeled from the laminate, few pinholes are formed in the polymer membrane. To provide an electrolyte membrane using the fluorinated polymer, a membrane electrode assembly and a water electrolyzer. The fluorinated polymer of the present disclosure is a fluorinated polymer having units based on tetrafluoroethylene and having groups convertible to ion exchange groups, wherein no endothermic peak is observed within a range of 300 to 350° C. measured by differential scanning calorimetry.

Abstract: Provided are a tellurium-containing compound represented by any of Formulae (1) to (4), and a method of producing a polymer using the same: R1 represents an unsubstituted alkyl group having from 2 to 6 carbon atoms; each of R2 and R3 independently represents a hydrogen atom, or a substituted or unsubstituted alkyl group having from 1 to 6 carbon atoms; Ar represents a substituted or unsubstituted aryl group having an aromatic ring composed of from 5 to 18 atoms; Rf represents a perfluoroalkyl group having from 1 to 12 carbon atoms; A represents a substituted or unsubstituted alkyl group having from 1 to 12 carbon atoms, or a substituted or unsubstituted aryl group having an aromatic ring composed of from 5 to 18 atoms; X represents a hydrogen atom, a fluorine atom, a CF2—Z group, or a CHF—Z group; Y represents a CF2—Z group or a CHF—Z group; and Z represents a fluorine atom or an organic group having from 1 to 12 carbon atoms.

Abstract: To provide a catalyst layer-forming composition, the composition being capable of forming a catalyst layer of a membrane electrode assembly used for a polymer electrolyte fuel cell excellent in power generation performance durability. A catalyst layer-forming composition includes a fluorinated polymer that has a unit having a cyclic ether structure and has an ion exchange group, a catalyst, and a solvent, wherein the fluorinated polymer has an ion exchange capacity of 1.20 meq/g dry resin or less, the catalyst includes a carbon carrier and a metal supported on the carbon carrier, and a ratio of a mass of the fluorinated polymer to a mass of the carbon carrier is 0.6 to 1.5.

Abstract: A head-up display system for vehicles, which has a light source that emits p-polarized visible light, and laminated glass to which the p-polarized visible light is incident from the vehicle interior side, and which displays a virtual image on the vehicle exterior side of the laminated glass. The laminated glass has a p-polarized light reflecting member in a region where the p-polarized visible light is incident, the incident angle of the p-polarized visible light to the vehicle interior side surface of the laminated glass is 42° to 72°, the virtual image includes a main image observed with the highest luminance and a subsidiary image observed with a lower luminance than the main image, and the ratio of the reflectance of the subsidiary image to the reflectance of the main image is at most 30% within the entire range of the incident angle.

Abstract: A vehicle windowpane includes laminated glass with first and second glass plates and an intermediate film. A thin electric member is disposed between opposing inner main surfaces of the plates. A wire connects to the thin electric member at a first end portion and extends along the inner main surface of the second plate, around its side surface, and onto the outer main surface, where a second end portion is exposed. A resin frame body covers the outer edge of the laminated glass and the wire. A cable is connected to the second end portion of the wire and to a vehicle-body-side wire harness. A holding member on the outer main surface, covered by the frame body, secures the cable.

Abstract: A glass manufacturing apparatus includes a reactor configured to produce at least H2 gas through decomposition of NH3 gas, and a burner configured to form a flame inside a glass melting furnace by combusting a flammable gas containing the H2 gas produced in the reactor and an oxidizing gas.

Abstract: A glass substrate for semiconductor according to an aspect of the present disclosure has a first main surface and a second main surface facing a direction opposite to that of the first main surface, and includes a plurality of holes formed on at least the first main surface. A number-based frequency distribution curve (horizontal axis: circle-equivalent diameter, vertical axis: number of holes) of circle-equivalent diameters of openings of the holes on the first main surface has at least one peak. The glass substrate for semiconductor has a hole of which the circle-equivalent diameter is out of a range of 95% to 105% of a class mark of any of the peaks.

Abstract: Provided is a catalyst layer-forming composition capable of forming a catalyst layer in which the formation of cracks is inhibited. A catalyst layer-forming composition of the present invention includes a fluorinated polymer that has a unit having a cyclic ether structure and has an ion-exchange group; a catalyst; and a solvent, wherein the solvent includes water and an alcohol, the alcohol includes propanol, a content of the water is 50 mass % or more based on a total mass of the solvent, and a content of the propanol is 50 mass % or more based on a total mass of the alcohol.

Abstract: Deformation measurement sensors provided at the outer peripheral surface of a cylindrical tank capable of accommodating a predetermined upper limit amount of fluid; a wireless transmission device capable of wirelessly transmitting information related to a detected value of the deformation measurement sensors; a wireless receiving device capable of receiving information related to the detected value of the deformation measurement sensors wirelessly transmitted by the wireless transmitting device; and an estimation unit that estimates whether a fluid amount inside the tank is an amount having any of a plurality of magnitudes including zero and the upper limit amount, based on detected value-related information including a strain amount of the tank based on the detected value of the deformation measurement sensors received by the wireless receiving device, are provided.

Abstract: A control device for a glass diaphragm module includes: a generation unit that generates a control signal for causing a glass diaphragm module to generate sound on the basis of parameters; an output unit that outputs the control signal to the glass diaphragm module; and a setting unit that sets the parameters on the basis of temperature-related information related to a temperature of the glass diaphragm module.

Abstract: To provide a vehicle antenna device which includes multiple antennas, the frequency bands of radio waves to be transmitted and received by the multiple antennas being at least partially different from each other, proximate to each other and which can reduce the degradation of the transmission/reception sensitivity of each of the multiple antennas. A vehicle antenna device to be mounted on a vehicle, comprising: a first antenna capable of transmitting and receiving radio waves of a first frequency band; and a second antenna proximate to the first antenna and capable of transmitting and receiving radio waves of a second frequency band including a frequency band higher than the first frequency band, wherein at least one of the first antenna and the second antenna is disposed in or on window glass of the vehicle or in the vicinity of the window glass, and wherein the second antenna includes a power supply unit to which a high-pass filter is connected.

Abstract: To provide a method for producing a fluorinated polymer, in which it is possible to efficiently and easily control the molecular weight to be proper when polymerizing a perfluoromonomer having a dioxolane ring containing a polymerizable double bond in the ring skeleton, and in which the obtainable fluorinated polymer is less susceptible to a decrease in molecular weight even when contacted with a base.

Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-7).

Abstract: Provided are a resin composition with excellent electrical properties and flame retardancy, a prepreg, a metal-clad laminate, and a method for producing the same. A resin composition contains at least a resin having an ?-olefin structure represented by the following Formula (1), an organophosphorus compound, and a compound having at least one atom selected from the group consisting of an oxygen atom and a nitrogen atom. Also provided are a prepreg, a metal-clad laminate, and a method for producing a metal-clad laminate, using the resin composition. In Formula (1), each R1 independently represents a C1-C10 hydrocarbon group or a halogenated alkyl group, p1 represents an integer of 0 to 4, and each * represents a bonding position.

Abstract: An object of the present disclosure is to provide a composition with excellent electrical properties and heat resistance, a composition with excellent electrical properties, heat resistance, and curability, and a prepreg and a metal-clad laminate containing these compositions. The present disclosure relates to a composition containing a compound 1 having an olefin structure at a terminal portion and a compound 2 having a structure represented by Formula (1) as defined in the specification and a heterocyclic structure. In addition, the present disclosure relates to a composition containing a compound 1 having an olefin structure at a terminal portion and a crosslinking agent having an olefin structure and a benzene ring structure. The crosslinking agent may have a styrene structure and may include at least one selected from crosslinking agents A to D as defined in the specification.

Abstract: A vibrator-attached vehicular window glass includes: a vehicular window glass including a first glass plate including a first main surface with a water repellent coating; and a first vibrator configured to apply a vibration to the first glass plate, in which the first vibrator is configured to vibrate at an excitation frequency of 10 Hz to 100,000 Hz.

Abstract: The present invention provides a cell membrane-penetrating peptide for conjugation, represented by the following general formula (P1): wherein R101 is a substituted or unsubstituted 2-pyridyl group; A1 is a cell membrane-penetrating peptide; Z12 is a divalent organic group; and q2 is 0 or 1, wherein the cell membrane-penetrating peptide is a peptide with two or more peptide-bonded amino acids and with at least one of amino acid residues constituting the peptide having, in its side chain, a C1-30 alkyl group substituted with at least two fluorine atoms, or a group having 1 to 5 etheric oxygen atoms between carbon atoms of a C2-30 alkyl group substituted with at least two fluorine atoms.