Abstract: A pneumatic tire that can be manufactured according to the conventional method without requiring special tire manufacturing steps and without needing addition of material members and production steps, and having excellent rolling resistance and wet properties, and having conductivity is to be provided. A pneumatic tire 10 comprises a carcass 14 having a ply which is turned back and locked around a bead core 12, a rim strip 19 provided in a bead part 11, and a wing 24 in which one edge thereof is contacted with the carcass 14 and the other edge is exposed to the surface of a ground contact edge region of a tread part 13, wherein a covering rubber of a carcass ply 25, the rim strip 19 and the wing 24 are formed into a continuous conductive path by a conductive rubber material, only the conductive path is used as a conducting path of the tire 10, and members other than the conducting path are selected and used from a conductive rubber material or a nonconductive rubber material.

Abstract: A method for storing solar thermalenergy includes: acquiring solar thermal energy, performing a reaction to produce hydrogen from water by using a part of the acquired solar thermal energy, and performing a reaction to synthesize ammonia from nitrogen and the obtained hydrogen by using another part of the acquired solar thermal energy.

Abstract: A pneumatic tire that can be manufactured according to the conventional method without requiring special tire manufacturing steps and without needing addition of material members and production steps, has excellent rolling resistance and wet properties, and has conductivity. The pneumatic tire 10 has a sheet-like cushion rubber 25 having a thickness of 1 mm or less, disposed on a tire inside face side of a side wall rubber, the cushion rubber 25 is in contact with a rim strip 19 and exposed to a surface of a ground contact edge region of a tread part 13 through a side wall part 16, and is characterized in that on the circumference of unilateral or bilateral side portions of the tire 10, the rim strip 19 and the cushion rubber 25 are formed into a continuous conductive path by a conductive rubber material, only the conductive path is used as a conducting path of the tire 10, and members other than the conducting path are selected and used from a conductive rubber material or a nonconductive rubber material.

Abstract: A pneumatic tire that can be manufactured according to the conventional method without requiring special tire manufacturing steps and without needing addition of material members and production steps, has excellent rolling resistance and wet properties, and has conductivity.

Abstract: [Subject] The subject is to provide a method of converting solar energy into the transportable and stockable secondary energy [Means for Solving the Problem] There is provided a method of converting solar thermal energy obtained in a first region into motive power energy used in a second region, the second region having a solar-radiation amount smaller than that of the first region, comprising: synthesizing ammonia from air and water by using, as an energy source; only the solar thermal energy acquired in the first region, transferring the ammonia from the first region to the second region; and, burning the ammonia in the second region such that nitrogen and water are produced, thereby obtaining motive power energy.

Abstract: Fuel for a fuel cell includes a main fuel that includes at least hydrogen and carbon, and a fuel additive formed of a hydrogen-containing compound that has a redox potential lower than that of hydrogen. A fuel cell system includes an electrolyte, an anode arranged on one side of the electrolyte and a cathode arranged on the other side of the electrolyte, and a fuel supply source that supplies the main fuel and the fuel additive.

Abstract: A fuel cell includes a porous element, a first electrode, and a separator. The porous element is an element as a channel through which a reaction gas passes into the interior, the porous element having a first surface and a second surface. The first electrode is disposed on the first surface side of the porous element. The separator in contact with the second surface of the porous element is includes a first plate and a second plate, the first plate having a contact part in contact with the second surface, the second plate facing the first plate. A cooling medium channel is formed between the first plate and the second plate. The first plate has first dimples that are indented on a side of the first porous element and protrude on a side of the cooling medium channel.

Abstract: A pneumatic tire that can maintain processability of a rubber and tire performance such as rolling resistance or a wet performance, overcome the problem of non-conductivity by a tread rubber of silica formulation or the like, and sustain conductive performance of a tire over a long period of time is provided.

Abstract: A pneumatic tire that can maintain processability and tire performance such as rolling resistance or a wet performance of a tire, overcome the problem of non-conductivity by a tread rubber of silica formulation or the like, and sustain conductive performance of a tire over a long period of time is provided.

Abstract: A pneumatic tire that can maintain processability and tire performance such as rolling resistance or a wet performance, overcome the problem of non-conductivity by a tread rubber of silica formulation or the like, and sustain conductive performance of a tire over a long period of time is provided.

Abstract: The rubber composition for a tire base tread includes a rubber component containing not less than 15 % by weight of a terminal-modified diene rubber having a number average molecular weight prior to modification of 150000 to 400000, a filler, and a compound (vulcanizing agent) represented by the following general formula (1) in an amount of 0.5 to 5 parts by weight based on 100 parts by weight of the rubber component: (wherein R represents a benzyl group, and n represents an integer of 3 to 12.

Abstract: A pneumatic tire with excellent run-flat performance that can improve durability of a tire and promote low fuel comsuption is provided. The pneumatic tire has a reinforcing rubber layer with a nearly crescent cross section at the inner side of a carcass layer of a side wall, wherein the reinforcing rubber layer comprises a rubber composition which comprises 100 parts by weight of a diene rubber component containing from 15 to 50 parts by weight of a butadiene rubber or a styrene-butadiene rubber, its molecular end being modified with a modifier, polymerized using an organic lithium catalyst, and from 40 to 80 parts by weight of carbon black having a nitrogen adsorption specific surface area (N2SA) of from 20 to less than 30 m2/g and a dibutyl phthalate (DBP) absorption of from 50 to 155 cm3/100 g, and loss tangent (tan ?) of the rubber composition measured at 70° C. is less than 0.07.

Abstract: A pneumatic tire using a rubber composition that can reduce rolling resistance of a tire and promote low fuel consumption in a base rubber is provided. The pneumatic tire includes a tread rubber which comprises a cap rubber provided at a road surface side and a base rubber provided at its inner periphery side, wherein the base rubber comprises a rubber composition which comprises 100 parts by weight of a diene rubber component containing from 15 to 50 parts by weight of a butadiene rubber or a styrene-butadiene rubber, its molecular end being modified with a modifier, polymerized using an organic lithium catalyst, and from 20 to 50 parts by weight of carbon black having a nitrogen adsorption specific surface area (N2SA) of from 20 to 40 m2/g and a dibutyl phthalate (DBP) absorption of from 50 to 150 cm3/100 g, and loss tangent (tan ?) of the rubber composition measured at 70° C is less than 0.05.

Abstract: The rubber composition for a tire cap tread includes a rubber component containing not less than 15% by weight of a terminal-modified diene rubber having a number average molecular weight prior to modification of 150000 to 400000, a filler, and a compound (vulcanizing agent) represented by the following general formula (1) in an amount of 0.5 to 5 parts by weight based on 100 parts by weight of the rubber component: (wherein R represents a benzyl group, and n represents an integer of 3 to 12.

Abstract: A rubber composition is provided that is capable of improving both the road/tire noise and the rolling resistance simultaneously, and is suitable for a side wall. The rubber composition contains a rubber component containing from 20 to 80 parts by weight of at least one of natural rubber and isoprene rubber and from 80 to 20 parts by weight of butadiene rubber, a reinforcing agent, a plasticizer, an additive and a crosslinking agent, and having a dynamic elastic modulus (E?) and a loss factor (tan ?), which are measured according to JIS K6394 at an initial strain of 5%, a dynamic strain of 5%, a frequency of 10 Hz and a temperature of 35° C., satisfying relationships, E??4 and tan ?/E??0.03.

Abstract: A resin film having a melting point equal to or higher than 230° C. and a thickness of 20 through 150 ?m is pasted to an outer surface of a side portion of an unvulcanized tire and by vulcanizing and molding the unvulcanized tire in a state of pasting the resin film, a pneumatic tire provided with the resin film at the outer surface of the tire side portion to be able to be exfoliated therefrom is fabricated.

Abstract: A smooth resin film including an ultraviolet ray absorbing agent is pasted to an outer surface of a side portion of an unvulcanized tire, the unvulcanized tire is vulcanized and molded in a state of pasting the resin film, thereby, a pneumatic tire provided with the resin film at the outer surface of the tire side portion to be able to be exfoliated therefrom is fabricated.

Abstract: Two kinds or more of resin films having different surface roughnesses are pasted to an outer surface of a side portion of an unvulcanized tire, the unvulcanized tire is vulcanized and molded in a state of pasting the resin films, thereby, a pneumatic tire provided with two kinds or more of the resin films at the outer surface of the tire side portion to be able to be exfoliated therefrom is fabricated.

Abstract: A pneumatic tire provided with a resin film at an outer surface of the tire side portion to be able to be exfoliated therefrom by pasting a smooth resin film having a melting point equal to or higher than 23° C., a Young's modulus equal to or larger than 2.5 GPa and a thickness of 10 through 150 ?m to an outer surface of a side portion of an unvulcanized tire and vulcanizing and molding the unvulcanized tire in a state of pasting the resin film.

Abstract: A pneumatic tire capable of improving the wet performance and the low fuel cost performance at a good balance without deteriorating other properties of the tire such as abrasion resistance has a cap tread disposed to the radial outside of a tire and a base tread disposed to the radial inside of a tire in a tread portion, in which the cap tread rubber comprises a rubber compound containing a dienic rubber, and at least 15 parts by weight of modified styrene butadiene rubber and/or modified butadiene rubber modified at a polymer molecule terminal group with at least one functional group in 100 parts by weight of the rubber ingredient and containing 1 to 60 parts by weight of crosslinked rubber particles with an average grain size of 5 to 2,000 nm and a glass transition temperature of ?100 to ?65° C., and modified with sulfur and a compound having a C?C double bond and having a hydroxyl group based on 100 parts by weight of the rubber ingredient.