Abstract: A resin composition, comprising a thermoplastic elastomer and an epoxy resin as resins, and zinc cyanurate.

Abstract: A metal-resin composite member for tires, the metal-resin composite member comprising: a metal cord; and a resin layer, wherein: the resin layer is formed from a resin mixture that contains a polyester thermoplastic elastomer and an ester bond-containing amorphous resin having a glass transition temperature (Tg) of 40° C. or higher, and a content ratio of the amorphous resin is not higher than 50% by mass of the resin mixture.

Abstract: A tire including a tire frame that is formed of a resin material and has a circular form, the resin material including a thermoplastic elastomer having a hard segment and a soft segment, and a polymer compound that has the same structural unit as the structural unit of the soft segment and which is different from the thermoplastic elastomer, a content of the polymer compound in the tire frame being from 0.20 parts by mass to 2.5 parts by mass with respect to 100 parts by mass of the thermoplastic elastomer contained in the tire frame.

Abstract: A tire including an annular tire frame composed of a plurality of resin materials, wherein an Asker D hardness Ho of a side portion of the tire frame, which side portion is to be located on an outer side in a vehicle width direction when the tire is mounted on a vehicle, is lower than an Asker D hardness Hi of a side portion of the tire frame, which side portion is to be located on an inner side in the vehicle width direction when the tire is mounted on the vehicle, and wherein a resin contained as a main component in a resin material constituting the side portion of the tire frame, which side portion is to be located on the inner side in the vehicle width direction when the tire is mounted on the vehicle, has a melting point of 140° C. or higher, or does not have a melting point and has a glass transition point of 40° C. or higher.

Abstract: A tire including an annular tire frame composed of a plurality of kinds of resin materials, wherein an Asker D hardness Hi of a side portion of the tire frame, which side portion is to be located on an inner side in a vehicle width direction when the tire is mounted on a vehicle, is 0.84 times or more but less than 1.00 times an Asker D hardness Ho of a side portion of the tire frame, which side portion is to be located on an outer side in the vehicle width direction when the tire is mounted on the vehicle.

Abstract: A tire having a circular tire frame formed of a resin material, the resin material including an olefin-based resin composition and having a tensile elastic modulus as defined in JIS K7113 (1995) of from 140 MPa to 570 MPa and an amount of creep as defined in JIS K7115 (1999) of 50 mm or less, and a degree of crystallinity of the polypropylene-based resin being from 24.5% to 32.7%.

Abstract: A tire comprising a tire frame that comprises a resin material and has a circular shape, and a metal-resin composite, the metal-resin composite having a structure in which a metal member, an adhesive layer and a resin layer are disposed in this order, and the adhesive layer comprising an acid-modified polypropylene and having a crystallinity of from 21% to 40%.

Abstract: A tire having a circular tire frame formed of a resin material, the resin material including an olefin-based resin composition and having a tensile elastic modulus as defined in JIS K7113 (1995) of from 140 MPa to 570 MPa and an amount of creep as defined in JIS K7115 (1999) of 50 mm or less, and a degree of crystallinity of the polypropylene-based resin being from 24.5% to 32.7%.

Abstract: A tire (10), including a circular tire frame (17) including a resinous material, the resinous material including at least polypropylene and having a pentad ratio of from 88.2% to 93.4%. The resinous material may include at least a first resin that is polypropylene and a second resin that is different from the first resin.

Abstract: A tire including a circular tire frame formed from a resinous material, the resinous material including a thermoplastic elastomer including a hard segment, a soft segment, and a connection portion that connects two or more segments, wherein a difference in SP value, in absolute value, between the soft segment and the connection portion is 7.7 or less.

Abstract: A tire including a tire frame that is formed of a resin material and has a circular form, the resin material including a thermoplastic elastomer having a hard segment and a soft segment, and a polymer compound that has the same structural unit as the structural unit of the soft segment and which is different from the thermoplastic elastomer, a content of the polymer compound in the tire frame being from 0.20 parts by mass to 2.5 parts by mass with respect to 100 parts by mass of the thermoplastic elastomer contained in the tire frame.

Abstract: A tire includes a circular tire frame formed from a resinous material, the resinous material including a thermoplastic elastomer, the thermoplastic elastomer including: a hard segment that does not contain an aromatic ring; a soft segment; and a connection portion that includes an aromatic ring and that connects the hard segment and the soft segment.

Abstract: A non-pneumatic tire is provided including an attachment body attached to an axle, a ring member including an inner tubular body mounted onto the attachment body and an outer tubular body configured to surround the inner tubular body from the outside in a tire radial direction, and a plurality of connecting members disposed between the inner tubular body and the outer tubular body in a tire circumferential direction and configured to connect the tubular bodies to each other, wherein at least a portion of the ring member and the plurality of connecting members are integrally formed of a synthetic resin material having a breaking elongation of 8.0% or more obtained by a measurement method (23° C.) pursuant to JIS K7161 and a Charpy impact value of 9.4 kJ/m2 or more obtained by a 23° C. Charpy impact test pursuant of ISO 179-1.