Abstract: To appropriately suppress reflection of far-infrared rays, and appropriately form an antireflection film. A far-infrared ray transmission member (20) includes a base material (30) that transmits far-infrared rays, and a functional film (32) that is formed on the base material (30) and includes a low refractive index layer (34) containing oxide as a principal component and having a refractive index equal to or smaller than 1.5 with respect to light at a wavelength of 10 ?m. The low refractive index layer (34) contains MgO as a principal component, and a content of MgO is equal to or larger than 50 mass % and equal to or smaller than 100 mass % with respect to the entire low refractive index layer (34).

Abstract: The composition containing a compound represented by the formula (1) and a compound represented by the formula (2), Rf1—(OX1)m1—O—Rf2—Y1—[Si(R1)n1L13-n1]g1??(1) [L23-n2(R2)n2Si]g2—Y2—Rf3—(OX2)m2—O—Rf4—Y3—[Si(R3)n3L33-n3]g3??(2), where Rf1 to Rf4, X1 to X2, Y1 to Y3, R1 to R3, L1 to L3, m1 to m2, n1 to n3, and g1 to g3 are as defined in the disclosure. An article, containing a substrate and a surface layer formed of the composition on the substrate.

Abstract: To provide a method for producing crosslinked rubber excellent in hardness and transparency. The method for producing crosslinked rubber of the present invention is a method for producing crosslinked rubber, which comprises crosslinking a fluorinated copolymer in a composition comprising the fluorinated copolymer, a crosslinking agent and a crosslinking co-agent, wherein the fluorinated copolymer is a copolymer having units based on tetrafluoroethylene and units based on a perfluoro(alkyl vinyl ether), the content of the units based on tetrafluoroethylene is from 65 to 90 mol % to all units of the fluorinated copolymer, in the composition, the content of the crosslinking agent is from 0.03 to 0.7 part by mass to 100 parts by mass of the fluorinated copolymer, the content of the crosslinking co-agent is from 0.1 to 2.5 parts by mass to 100 parts by mass of the fluorinated copolymer, and the hardness is from 65 to 100.

Abstract: A method of producing a glass article includes holding a carrier having a circular shape, in which a glass substrate having a circular shape is retained, with an upper surface plate and a lower surface plate; and polishing the glass substrate by rotating the carrier with respect to the upper surface plate and the lower surface plate, to obtain the glass article. The glass substrate is disposed in the carrier such that, in a top plan view, a center of the carrier is included in a region of the glass substrate, and a center of the glass substrate is shifted from the center of the carrier.

Abstract: The present invention provides a crosslinkable fluororesin composition with which it is possible to obtain a molded body, a crosslinked molded body, and a coated wire which have excellent heat resistance and are less likely to have a problem of staining. A crosslinkable fluororesin composition according to the present invention comprises: a fluororesin having a unit based on ethylene and a unit based on tetrafluoroethylene, is melt-moldable, and has a melting point of 210° C. or higher; a crosslinking agent having a plurality of unsaturated carbon bonds; and an antioxidant having at least one of a phenol group and a phosphorus atom and has a molecular weight 10 of 600 or more. A molded body, a crosslinked molded body, and a coated wire according to the present invention are obtained from the crosslinkable fluororesin composition according to the present invention.

Abstract: The present invention relates to a method for producing a spherical silica powder, the method including, firing a spherical and porous silica precursor in a state where particles of the silica precursor are in contact with each other, in which the silica precursor has a sodium concentration of 1 ppm by mass to 300 ppm by mass and assuming the sodium concentration as x (ppm by mass) and a heat treatment temperature as y (° C.), the silica precursor is subjected to the heat treatment at a temperature satisfying ?0.97x+1180<y<?0.97x+1310, or the silica precursor has a pore volume of 0.1 ml/g to 2.0 ml/g and a specific surface area of 200 m2/g to 1000 m2/g.

Abstract: An antenna unit to be used by being installed so as to face window glass for a building includes a radiating element, a phase control member situated on an exterior-side with reference to the radiating element and configured to control a phase of an electromagnetic wave radiated from the radiating element, and a conductor situated on an interior-side with reference to the radiating element, wherein the phase control member is a member including a dielectric and a plurality of conductor portions.

Abstract: To provide a liquid composition capable of forming a polymer electrolyte membrane which is excellent in the initial power generation characteristics when made into a membrane electrode assembly, and which is excellent in durability and has few defects. This liquid composition comprises a liquid medium, a sulfonic acid group-containing fluorocarbon polymer and a hardly soluble cerium compound, wherein the ion exchange capacity of the sulfonic acid group-containing fluorocarbon polymer is from 1.36 to 2.50 meq/g dry resin, the average particle size of the hardly soluble cerium compound is from 1 nm to 3,000 nm, and the ratio of the total number of moles of cerium atoms in the hardly soluble cerium compound to the total number of moles of sulfonic acid groups in the sulfonic acid group-containing fluorocarbon polymer is from 0.001 to 0.3.

Abstract: A method for producing a sulfide-based solid electrolyte includes heating and melting a raw material under a gas atmosphere containing a sulfur element. The raw material includes a lithium source obtained by using an aqueous solution containing Li and SO4, and a ratio of SO4 to Li is 0.1 mol % or more in the aqueous solution.

Abstract: An antiglare layer-attached transparent substrate includes: a transparent substrate comprising two main surfaces; and an antiglare layer and an anti-reflective layer in this order on at least one main surface of the transparent substrate. The antiglare layer-attached transparent substrate has a haze value of 30% or more, and a skewness Ssk of 0.4 or less on a surface having the antiglare layer, and the antiglare layer contains fine particles, and a difference between a thickness of the antiglare layer and an average particle diameter of the fine particles is 4 ?m or less.

Abstract: An electromagnetic wave reflecting device includes: a reflection panel that reflects radio waves of a desired band selected from a frequency band of 1 GHz or more and 170 GHz or less, and a frame that holds the reflection panel. The reflection panel includes: a dielectric layer, a periodic conductive pattern provided on one surface of the dielectric layer, a ground layer provided on the other surface of the dielectric layer, and an adhesive layer that bonds the conductive pattern to the one surface of the dielectric layer. The adhesive layer covers an entirety of the one surface of the dielectric layer.

Abstract: The present invention provides an adhesive composition excellent in adhesiveness to resin materials, and an article containing a cured product of the adhesive composition. The adhesive composition of the present invention includes a polyether polycarbonate diol that has a number average molecular weight of 500 to 10000, and has no specific reactive silicon group, or a polyether polycarbonate polymer (A) having the specific reactive silicon group.

Abstract: An electromagnetic wave reflecting device includes: a reflection panel configured to reflect radio waves of a desired band selected from a frequency band between 1 GHz and 170 GHz; and a frame configured to hold the reflection panel. The reflection panel includes: a dielectric layer; a conductive pattern periodically provided on one surface of the dielectric layer; a ground layer provided on the other surface of the dielectric layer; and an adhesive layer configured to bond the conductive pattern to the one surface of the dielectric layer, and a gap is provided in the adhesive layer.

Abstract: Glass (1) for vehicles includes a light blocking region (A2) in which a far-infrared ray transmission region (B) provided with an opening and a far-infrared ray transmission member arranged in the opening, and a visible light transmission region (C) transmitting visible light are formed. The opening is formed between an upper edge part (1a) of the glass (1) and a first position (P1) in a first direction from the upper edge part (1a) toward a lower edge part (1b) of the glass (1), the first position (P1) is a position at which a distance from the upper edge part (1a) is 30% of a length from the upper edge part (1a) to the lower edge part (1b), and between a second position (P2) and a third position (P3) in a second direction from a side edge part (1c) toward a side edge part (1d) of the glass (1) for vehicles.

Abstract: The present invention relates to a heat-ray reflecting substrate including: a dielectric substrate; and a heat-ray reflecting film formed on at least one main surface of the dielectric substrate, in which the heat-ray reflecting substrate has a radio-wave transmitting region in at least a part of the at least one main surface in a plan view, the radio-wave transmitting region includes a first repeating pattern formed of a slit portion, the first repeating pattern includes at least two first unit patterns extending along a first axis direction, each of the first unit patterns includes a first line portion extending in the first axis direction, and a first connection portion provided on at least one end portion of the first line portion and connected to another first unit pattern, and the first connection portion includes a portion extending in a second axis direction.

Abstract: The present invention provides composite particles which are capable of forming an ion exchange membrane with fewer defects and an ion exchange membrane. The composite particles according to the present invention comprise pellets comprising a fluorinated polymer having groups convertible to ion exchange groups, and a powder held on the pellet surface which comprises a polymer, wherein the powder has an average particle diameter of at least 1 ?m and at most 1,000 ?m, and the ratio of the average particle diameter of the pellets to the average particle diameter of the powder is 2 to 4,500.

Abstract: An inference method includes inferring a value that includes a stress value in a region located 50 ?m or shallower from a surface of a chemically strengthened glass, by receiving as input at least a temperature and a time used upon chemical strengthening, and stress values at three or more different depth positions 20 ?m or deeper from the surface of the chemically strengthened glass that has been obtained by chemically strengthening a glass having a thickness of 0.2 mm or greater with the temperature and the time.

Abstract: A laminate includes a glass base, a silicone resin layer, and a polyimide resin layer. The polyimide resin layer includes a fluorine-atom-containing polyimide. When examined by infrared absorption, the polyimide resin layer gives a spectrum in which a ratio of an area of a peak appearing at 3,150 cm?1 to 3,750 cm?1 to an area of a peak appearing at 1,650 cm?1 to 1,750 cm?1 is 0.9 or less.

Abstract: A laminated body includes a transparent substrate having a laminated film. The laminated film includes a dielectric layer containing silicon nitride, a barrier layer composed of a single film or two or more films, and a metal layer containing silver. The barrier layer has a thickness of from 0.1 nm to 10 nm. Each film of the barrier layer includes a material having a crystal structure of a face-centered cubic structure with a lattice constant of from 3.5 to 4.2, a hexagonal close-packed structure with a lattice constant of from 2.6 to 3.3, a body-centered cubic structure with a lattice constant of from 2.9 to 3.2, or a tetragonal crystal with a lattice constant of from 2.9 to 4.4. The metal layer has a thickness of from 7 nm to 25 nm. An orientation index P of the metal layer falls within a range from 4.5 to 20.

Abstract: Sound leakage is suppressed while far-infrared rays are appropriately transmitted. Vehicle glass 1 includes: a glass member 10 in which an opening portion 19 penetrating from a surface 10A on a vehicle exterior side to a surface 10B on a vehicle interior side is formed; a transmission member 20 that is arranged in the opening portion 19 and transmits far-infrared rays; and a cover portion 30 that covers a surface 20b on the vehicle interior side of the transmission member 20. The cover portion 30 blocks a first space S1 that is on the vehicle interior side compared to the glass member 10 and that includes the surface 20b on the vehicle interior side of the transmission member 20 from a space other than the first space S1 on the vehicle interior side compared to the glass member 10.