摘要:
Disclosed is an all-solid-state lithium ion secondary battery excellent in cycle characteristics. The battery may be an all-solid-state lithium ion secondary battery, wherein an anode comprises anode active material particles, an electroconductive material and a solid electrolyte; wherein the anode active material particles comprise at least one active material selected from the group consisting of elemental silicon and SiO; and wherein, for the anode active material particles, a value A obtained by the following formula (1) is 6.1 or more and 54.8 or less: A=SBET×dmed×D Formula (1) where SBET is a BET specific surface area (m2/g) of the anode active material particles; dmed is a median diameter D50 (μm) of the anode active material particles; and D is a density (g/cm3) of the anode active material particles.
摘要:
The present invention is a negative electrode material for non-aqueous electrolyte secondary batteries, comprising at least: particles wherein silicon nanoparticles are dispersed in silicon oxide (silicon oxide particles); and a metal oxide coating formed on a surface of the silicon oxide particles. As a result, there is provided a negative electrode material for non-aqueous electrolyte secondary batteries that enables the production of a negative electrode suitable for lithium-ion secondary batteries and the like that provides improved safety and cycle performance over conventional negative electrode materials.
摘要:
This invention provides a negative electrode material for a rechargeable battery with a nonaqueous electrolyte, characterized in that the negative electrode material contains polycrystalline silicon particles as an active material, the particle diameter of crystallites of the polycrystalline silicon is not less than 20 nm and not more than 100 nm in terms of a crystallite size determined by the Scherrer method from the full width at half maximum of a diffraction line attributable to Si (111) around 2θ=28.4° in an x-ray diffraction pattern analysis, and the true specific gravity of the silicon particles is 2.300 to 2.320.
摘要翻译:本发明提供一种用于具有非水电解质的可再充电电池的负极材料,其特征在于,所述负极材料含有多晶硅颗粒作为活性材料,所述多晶硅的微晶粒径不小于20nm,而不是更多 以Scherrer法测定的微晶尺寸为100nm以上,衍射线的衍射线的全半宽度可归因于Si(111)在2θ附近; = x = 28.4°,X射线衍射图谱分析, 硅颗粒的重力为2.300〜2.320。
摘要:
The present invention provides a negative electrode material for a non-aqueous electrolyte secondary battery that includes particles of a silicon-based active material, the particles of a silicon-based active material being coated with a film of an organosilicon compound that contains a perfluoropolyether group, and a non-aqueous electrolyte secondary battery therewith. As a result, there is provided a negative electrode material for a non-aqueous electrolyte secondary battery that is high in capacity, excellent in initial charge/discharge efficiency and cycle characteristics and high in safety and reliability, and a non-aqueous electrolyte secondary battery that uses the negative electrode material.
摘要:
This invention relates to a makeup containing a specific modified silicone obtained by an economical manufacturing method not requiring an esterification catalyst, having a high reaction rate and therefore leaving little unreacted material, and in particular relates to a makeup with good skin adhesion, good retention and excellent emulsion stability. A silicone compound represented by the general formula (1): R1aR2bSiO(4-a-b)/2 (in the formula, R1 is at least one substituent group having 1-30 carbon atoms, chosen from alkyaryl, aralkyl, fluorine-substituted alkyl or organopolysiloxanylsilyl, R2 is a carboxylate residue represented by the following general formula (2): R3 is a saturated or unsaturated hydrocarbon group having 2-30 carbon atoms, a is 1.0-2.5, and b is 0.001-1.5.
摘要翻译:本发明涉及含有通过不需要酯化催化剂的经济制造方法获得的具有高反应速率并因此留下很少未反应物质的特定改性硅氧烷的组合物,特别涉及具有良好的皮肤粘附性,良好的保留性和 优选的乳液稳定性。由通式(1)表示的硅氧烷化合物:(式中,R 1是至少一个具有1-30个碳原子的取代基,选自烷芳基,芳烷基,氟取代的烷基或有机聚硅氧烷基甲硅烷基 R 2是由以下通式(2)表示的羧酸酯残基:R 3是具有2-30个碳原子的饱和或不饱和烃基,a是1.0-2.5,b是0.001-1.5。
摘要:
This invention relates to a powder which is surface-treated by a novel silicone compound, and to a makeup containing this powder. In particular, it relates to a silicone compound which has good compatibility with oils such as ester oils and triglycerides or silicone oils, and to a makeup with a smooth feel, excellent dispersibility and excellent emulsification stability. A silicone compound represented by the general formula (1): R1aR2bR3cSiO(4-a-b-c)/2 (in the formula, R1 is at least one organic group chosen from alkyl having 1-30 carbon atoms, aryl, aralkyl, fluorine-substituted alkyl or organopolysiloxanylsilyl, R2 is a reactive substituent group chosen from hydrogen, hydroxy or alkoxy having 1-6 carbon atoms, or a reactive substituent group in which at least one of carbon, oxygen and silicon are bonded to these reactive substituent groups, R3 is a carboxylate residue represented by the following general formula (2): R4CO2—Q— R4 is a saturated or unsaturated hydrocarbon group having 2-30 carbon atoms, Q is a bivalent hydrocarbon group which may also contain a hetero atom, a is 1.0-2.5. b is 0.001-1.5, and c is 0.001-1.5, a powder surface-treated with this silicone compound, and a makeup containing this powder.
摘要:
A negative electrode material comprising an active material and 1-20 wt % of a polyimide resin binder is suitable for use in non-aqueous electrolyte secondary batteries. The active material comprises silicon oxide particles and 1-50 wt % of silicon particles. The negative electrode exhibits improved cycle performance while maintaining the high battery capacity and low volume expansion of silicon oxide. The non-aqueous electrolyte secondary battery has a high initial efficiency and maintains improved performance and efficiency over repeated charge/discharge cycles by virtue of mitigated volumetric changes during charge/discharge cycles.
摘要:
A spreading agent for agricultural chemicals, said spreading agent comprising at least one of the glycerol-modified silicone represented by the following formula (1), (2) or (3), wherein R1 can the the same with or different from each other and is selected from the group consisting of alkyl, aryl, aralkyl, and fluorinated alkyl groups each having 1 to 30 carbon atoms, p is an integer of from 1 to 3, q is an integer of 1 or 2, and r is an integer of from 0 to 6.
摘要:
A cosmetic material comprising as essential cosmetic constituents (A) a silicone-branched silicone compound and (B) a silicone-branched polyether-modified silicone compound.
摘要:
A modified silicone compound having a branch polymer comprising a hydrophilic group, this compound being synthesized by performing an addition reaction between an organohydrogenpolysiloxane, and at least one compound chosen from an alkenylated polyoxyalkenylated compound, an alkenylated glycerine compound and an alkenylated sugar in the presence of a platinum catalyst or rhodium catalyst, and a cosmetic material containing this modified silicone compound. This compound is purified by decomposing aldehyde condensation products remaining in the silicone by alkylating the remaining unsaturated bonds after hydrogenating the reaction liquor after said addition reaction, and treating with an aqueous solution of pH 7 or lower containing an acidic substance, or decomposing the propenyl etherated polyether in the reaction liquor after said addition reaction by treating with an aqueous solution of pH 7 or lower containing an acidic substance, and then alkylating the generated aldehydes and alkenylated ether compounds by hydrogenation. The degree of unsaturation (meq/g) in the modified silicone compound is 0.002 or less. The generation amount of aldehydes when heat ageing is performed in 0.23N hydrochloric acid at 50° C. for 0.5 hours is 70 ppm or less of the modified silicone compound.