A method for producing an ion conductor containing LiCB.sub.9H.sub.10 and LiCB.sub.11H.sub.12 includes: preparing a homogeneous solution by mixing LiCB.sub.9H.sub.10 and LiCB.sub.11H.sup.12 in a solvent at a LiCB.sub.9H.sub.10/LiCB.sub.11H.sub.12 molar ratio of from 1.1 to 20; obtaining a precursor by removing the solvent from the homogeneous solution; and obtaining an ion conductor by subjecting the precursor to a heat treatment.

Provided are a solid electrolyte composition containing a polymer (A) having a mass average molecular weight of 5,000 or more, an electrolyte salt (B) having an ion of a metal belonging to Group I or II of the periodic table, a compound (C) having three or more polymerization reactive groups, and a compound (D) having two or more polymerization reactive groups that are polymerization reactive groups different from the polymerization reactive groups that the compound (C) has and are capable of causing a polymerization reaction with the polymerization reactive groups that the compound (C) has, a solid electrolyte-containing sheet and an all-solid state secondary battery that are obtained using the solid electrolyte composition, and methods for manufacturing a solid electrolyte-containing sheet and an all-solid state secondary battery.

The solid electrolyte material of the present disclosure includes Li, Sc, and Cl. In an X-ray diffraction pattern of the solid electrolyte material obtained using Cu-Kα rays, there are at least two peaks in a diffraction angle 2θ range of 27° or more and 36° or less, and a peak with the highest intensity within the diffraction angle 2θ range of 27° or more and 36° or less has a half value width of 0.5° or less.

A transparent conductive film includes a metal chalcogenide compound doped with a halogen and having a sheet resistance at room temperature of less than or equal to about 60 ohm/sq.

A transparent conductive film includes a metal chalcogenide compound doped with a halogen and having a sheet resistance at room temperature of less than or equal to about 60 ohm/sq.

A method of producing an inorganic material (S10) according to the present invention includes a vitrification step (S12) of applying shearing stress and compressive stress to a mixed powder (MP) of a plurality of kinds of inorganic compound powders by using a ring ball mill mechanism (70) to vitrify at least a part of the mixed powder (MP); and a dispersion step (S13) of dispersing the vitrified mixed powder (MP) after the vitrification step (S12), where a combined step of the vitrification step (S12) and the dispersion step (S13) is performed a plurality of times to obtain a vitrified inorganic material powder from the mixed powder.

Solid-state lithium ion electrolytes of lithium metal nitride based compounds are provided which contain an anionic framework capable of conducting lithium ions. Materials of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium metal nitride based composites are also provided.

A transparent electroconductive film (X) includes a resin film (11) and a light-transmitting electroconductive layer (20) in this order in a thickness direction (D). The light-transmitting electroconductive layer (20) has a first compressive residual stress in a first in-plane direction orthogonal to the thickness direction (D), and has a second compressive residual stress less than the first compressive residual stress in a second in-plane direction orthogonal to each of the thickness direction (D) and the first in-plane direction. A ratio of the second compressive residual stress to the first compressive residual stress is 0.82 or less.

A transparent electroconductive film (X) includes a resin film (11) and a light-transmitting electroconductive layer (20) in this order in a thickness direction (D). The light-transmitting electroconductive layer (20) has a first compressive residual stress in a first in-plane direction orthogonal to the thickness direction (D), and has a second compressive residual stress less than the first compressive residual stress in a second in-plane direction orthogonal to each of the thickness direction (D) and the first in-plane direction. A ratio of the second compressive residual stress to the first compressive residual stress is 0.82 or less.

A sulfide solid electrolyte containing the following (A) and (B): (A) a sulfide solid electrolyte having an argyrodite-type crystal structure; and (B) a sulfide solid electrolyte having a crystal structure different from the argyrodite-type crystal structure of the above-mentioned (A).