摘要:
A secondary battery capable of suppressing deterioration of rate characteristics and cycle characteristics even under a high-temperature environment is provided. The secondary battery according to an exemplary embodiment is a secondary battery having an electrode element in which a positive electrode and a negative electrode are arranged so as to face each other, an electrolytic solution and an outer package packaging the electrode element and the electrolytic solution, in which the negative electrode is formed by binding a negative electrode active material to a negative electrode collector, with a negative electrode binder; and the electrolytic solution contains an organic sulfurane compound. The secondary battery electrolytic solution according to the exemplary embodiment contains an organic sulfurane compound.
摘要:
An object is to provide a higher-performance secondary battery, particularly to provide a secondary battery having a low impedance. The present exemplary embodiment is a secondary battery comprising an electrode assembly in which a positive electrode and a negative electrode are arranged to face each other, an electrolyte liquid, and a package accommodating the electrode assembly and the electrolyte liquid, wherein the negative electrode includes a negative electrode active substance containing at least one selected from a metal (a) capable of being alloyed with lithium, and a metal oxide (b) capable of occluding and releasing lithium ions, a negative electrode binder, and a negative electrode current collector; and the electrolyte liquid contains a sulfide compound.
摘要:
An object is to provide a secondary battery in which decomposition of an electrolyte liquid is suppressed and generation of a gas is reduced, even in the case of using a laminate film as a package. Further, the present exemplary embodiment provides a secondary battery of stacked laminate type comprising an electrode assembly in which a positive electrode and a negative electrode are arranged to face each other, an electrolyte liquid and a package accommodating the electrode assembly and said electrolyte liquid, wherein the negative electrode is formed by binding a negative electrode active substance comprising a metal (a) capable of being alloyed with lithium, a metal oxide (b) capable of occluding and releasing lithium ions and a carbon material (c) capable of occluding and releasing lithium ions, to a negative electrode current collector, with at least one selected from polyimides and polyamideimides, and the electrolyte liquid comprises a predetermined nitrile compound.
摘要:
This invention provides an electricity storage device having improved characteristics by optimizing battery materials, particularly an electrolyte solution. The electrolyte solution (4) contains metal ions other than lithium ions which are injected into an organic solvent comprising a lithium salt dissolved therein by immersing in the solvent two different metals mutually connected by means of an electrically conductive material.
摘要:
A thermoplastic resin composition according to the present invention contains an inorganic filler and a thermoplastic resin whose main chain contains a repeating unit represented by the general formula (1): -M-Sp- (1) wherein M represents a mesogenic group; and Sp represents a spacer.
摘要:
An object of this invention is to provide a highly safe secondary battery employing a non-flammable electrolyte solution. The secondary battery has a positive pole comprising an oxide for storing and releasing lithium ions, a negative pole comprising a carbon material for storing and releasing lithium ions, and an electrolyte solution. The electrolyte solution comprises 1.5 mol/L or more of a lithium salt, or 1.0 mol/L or more of a lithium salt and 20% by volume or more of a phosphate ester derivative.
摘要:
A writing implement includes a cylindrical shaft member, a pen tip member which is fixed to one end of the shaft member and from which colored ink seeps out, liquid for ink which is stored in the shaft member and which comprises a part of the colored ink seeping out from the end of the pen tip member, and colorant to be added to the above described liquid for ink to be the colored ink. Moreover, at least a part of a cylindrical side surface of the shaft member corresponding to the storing part of the liquid for ink is formed to be transparent. Between the liquid for ink and the colorant-storing part storing the colorant is provided a colorant-adsorbing core which introduces the liquid for ink into the colorant-storing part while capturing the colorant diffusing toward the storing part of the liquid for ink.
摘要:
A writing implement includes a cylindrical shaft member, a pen tip member which is fixed to one end of the shaft member and from which colored ink seeps out, liquid for ink which is stored in the shaft member and which comprises a major component of the colored ink seeping out from an end of the pen tip member, colorant to be added to the liquid for ink, and a valve member for isolating the colorant from the liquid for ink. In the writing implement, at least a part of a cylindrical side surface of the shaft member corresponding to a part where the liquid for ink is stored is formed to be transparent, the valve member is positioned between the storing part of the liquid for ink and the colorant, and the storing part of the liquid for ink is provided with a pressure-regulating part.
摘要:
There are provided a polyethylene terephthalate resin composition in which to 100 parts by weight of a polyethylene terephthalate resin (A) polymerized by use of a germanium catalyst and having at least 80% of an ethylene terephthalate repetition unit, 0.05 to 30 parts by weight of a compound selected from the group consisting of an epoxy compound having at least two intramolecular epoxy groups without any intramolecular ester linkage and a carbodiimide compound (B) is formulated, and resin compositions in which a fibrous reinforcing material (C), a block copolymer (D) and an inorganic nucleating agent (E) are further formulated in the above mentioned composition. The resin composition of the present invention is excellent in moist heat resistance, fluidity and mechanical strength, and in addition, can be subjected to high cycle molding even in a mold of a low temperature to yield a molded article with improved surface characteristics.
摘要:
There are disclosed a flame retardant polyethylene terephthalate resin composition comprising (A) a polyethylene terephthalate resin containing ethylene terephthalate units as a main constituent, prepared by the use of a germanium compound as a catalyst, (B) a halogen flame retardant, (C) at least one compound selected from the group consisting of epoxy compounds and carbodiimide compounds and (D) an antimony compound, and moreover, resin compositions further containing, besides those (A), (B), (C) and (D), at least one selected from the group consisting of (E) a reinforcing filler, (F) at least one inorganic compound composed of silicates and silicic acid and (G) a crystallization accelerator. The resin compositions are excellent in physical properties and wet heat resistance. By the addition of the specific inorganic compounds and the crystallization accelerators, releasability is also improved and thus high cyclization of molding is possible.