61results about How to "Excellent storage properties" patented technology

Disclosed are: a non-aqueous electrolytic solution which comprises a lithium salt and a non-aqueous organic solvent, and which is characterized in that the non-aqueous organic solvent contains at least one component selected from the group consisting of a saturated cyclic carbonate, a linear carbonate and an aliphatic carboxylic acid ester in the total amount of more than 90 vol%, and a fluorine-substituted aromatic ester compound represented by general formula (1) is additionally contained in an amount of 0.01 to 10 wt% relative to the total weight of the non-aqueous electrolytic solution; and a non-aqueous electrolyte battery comprising the non-aqueous electrolytic solution. Xn-Ph-OCOR (1) [In general formula (1), Ph represents a phenylene group; R represents a hydrocarbon group which has 1 to 12 carbon atoms and may be substituted by a fluorine atom; X represents a fluorine atom, or a fluorine-substituted alkyl group having 1 to 12 carbon atoms; and n represents an integer of 1 to 4.] Also disclosed are: a non-aqueous electrolytic solution which comprises an electrolyte and a non-aqueous solvent, and which is characterized by additionally containing a compound represented by general formula (3); and a non-aqueous electrolyte battery comprising the non-aqueous electrolytic solution. [In general formula (3), R1 represents a hydrocarbon group which has 1 to 12 carbon atoms and may be substituted by a fluorine atom; R2 to R6 independently represent a hydrogen atom, a fluorine atom, or an alkyl group which has 1 to 12 carbon atoms and may be substituted by a fluorine atom, wherein at least one of R2 to R6 represents an alkyl group which has 2 or more carbon atoms and may be substituted by a fluorine atom; and n represents an integer of 0 or 1, wherein at least one of R2 to R6 represents an alkyl group which has 5 or more carbon atoms and may be substituted by a fluorine atom when n is 1.]

An aspect of the invention provides a solid electrolytic capacitor that comprises: an anode formed of a valve metal or an alloy mainly made of a valve metal; a dielectric layer formed on a surface of the anode; a first conducting polymer layer formed on the dielectric layer, the first conducting polymer layer containing a non-ionic surfactant; a second conducting polymer layer formed on the first conducting polymer layer; and a cathode layer formed on the second conducting polymer layer.

A nonaqueous electrolytic solution for lithium battery comprises an electrolyte salt dissolved in a nonaqueous solvent and contains a carboxylate compound represented by the following general formula (I) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution.

(In the formula R¹ and R² each independently represent a hydrogen atom, or an alkyl group having from 1 to 6 carbon atoms; R³ represents a hydrogen atom, a methyl group, or a group —CH₂CO₂CR¹R²C≡CH (R¹ and R² have the same meaning as above) .) A lithium battery uses the nonaqueous electrolytic solution having excellent cycle property and storage property.

A prosthetic filler for a living body having excellent storage properties and handlability is disclosed. The prosthetic filler includes calcium phosphate granules and porous small chips made of an organic material for binding these calcium phosphate granules to each other. The prosthetic filler is made by mixing the calcium phosphate granules and the small chips of the organic material. When the prosthetic filler is used for a living body, it is added with water, and then they are kneaded to become a paste state. Thus obtained paste state prosthetic filler is injected into a bone defect site or the like to restore it.

The invention discloses a non-aqueous electrolyte secondary battery, which comprises: a positive pole, a negative pole and a non-aqueous electrolyte. The negative electrode includes a negative electrode active material containing at least Si. The nonaqueous electrolyte includes lithium hexafluorophosphate as a main supporting electrolyte, and has an acid content of not less than 50 ppm and not more than 200 ppm. The negative electrode has a potential of not lower than 0.6V and not higher than 1.5V with respect to the Li electrode at the end-of-discharge voltage of the battery. The battery can avoid the reduction of storage characteristics caused by the dissolution reaction of Si on the negative electrode and the precipitation reaction of dissolved Si during charging.

A lithium secondary cell exhibiting excellent long term cell characteristics such as cycle characteristics, electric capacity and storage characteristics, and a nonaqueous electrolyte usable in such a lithium secondary cell. The lithium secondary cell comprising a positive electrode, a negative electrode, and a nonaqueous electrolyte produced by dissolving an electrolytic salt into a nonaqueous solvent is characterized in that the positive electrode is a material containing a lithium composite oxide, the negative electrode is a material containing graphite, and the nonaqueous electrolyte contains a dialkyl oxalate, and a vinylene carbonate and/or 1,3-propane sultone.

The lithium ion secondary battery includes an electrode body and a nonaqueous electrolyte liquid. The negative electrode active material in the negative electrode includes a materials S including Si. Assuming that a total of all negative electrode active materials included in the negative electrode is 100 mass %, a content of the material S is higher than 5 mass %. The nonaqueous electrolyte liquid comprises propylene carbonate and a chain carbonate as a solvent. A volume content of the propylene carbonate in the solvent is 10 to 50 volume %. The positive electrode comprises a positive electrode composition layer comprising a metal oxide comprising Li and a metal M except for Li as a positive electrode active material provided on at least one surface of a positive electrode current collector. The lithium ion secondary battery has an upper limit voltage in charge is 4.35 V of more.

A nonaqueous electrolyte solution having high capacity and excellent storage characteristics and cycle characteristics is disclosed which enables to suppress gas generation. Specifically disclosed is a nonaqueous electrolyte solution containing a lithium salt and a nonaqueous solvent which also contains 0.01-8 weight% of a cyclic carbonate compound having an unsaturated bond and 0.01-5 weight% of a compound represented by the following general formula (Ia). (In the formula, R<11> and R<12> independently represent an organic group composed of carbon atoms and hydrogen atoms which may further contain an oxygen atom but does not contain an unsaturated bond; and at least one of R<11> and R<12> has an ether bond; R<11> and R<12> have 3-18 carbon atoms in total while having 1-6 oxygen atoms in total.

A biodegradable resin composition comprising at least one biodegradable organic polymeric compound, a flame retardant additive containing a phosphorous compound, and a hydrolysis inhibitor capable of inhibiting the hydrolysis of at least one organic polymeric compound. As an aliphatic polyester resin, use is made of polylactic acid, polycaprolactone, polyhydroxybutyric acid, polyhydroxyvaleric acid, polyethylene succinate, polybutylene succinate, polybutylene adipate, polymalic acid, microbially synthesized polyester or a copolymer containing at least one of these. As a polysaccharide, use is made of cellulose, starch, chitin, chitosan, dextran, a derivative of any of these or a copolymer containing at least one of these.

This invention provides a non-aqueous electrolyte secondary battery comprising a positive electrode containing a transition metal oxide, which can store and release lithium ions, a negative electrode, which can store and release lithium ions, a separator and a non-aqueous electrolyte. A polyamide membrane or an inorganic oxide-containing porous membrane is disposed at least between the positive electrode and the negative electrode. The non-aqueous electrolyte contains an unsaturated sultone. According to the above constitution, a deterioration in rate characteristics of the battery after storage at high temperatures can be suppressed while maintaining the initial rate characteristics of the non-aqueous electrolyte secondary battery, and, thus, the storage characteristics of the battery can be improved.

A process for preparation of a granular urea product by granulating a urea solution in a fluidized bed, where the granulation process takes place along a substantially longitudinal growth path, from a granulation starting end (1_s) to a product discharge end (1_E) of said fluidized bed, and said urea solution enters the fluidized bed by means of several urea inputs (2_A, 2_B, 2_C) taken from a main urea feed (2), where an additive (6) is mixed with said urea solution said additive has a non-uniform concentration in said urea inputs, so that at least two of said urea inputs have a different concentration of additive.

An alkaline storage battery has a positive electrode, a negative electrode utilizing hydrogen-absorbing alloy, and an alkaline electrolyte, and wherein the negative electrode contains a hydrogen-absorbing alloy represented by the general formula Ln1-xMgxNiy-a-bAlaMb, where Ln is at least an element selected from rare-earth elements including Y and Zr and Ti, M is at least one element selected from V, Nb, Ta, Cr, Mo, Mn, Fe, Co, Ga, Zn, Sn, In, Cu, Si, P and B, 0.05<=x<=0.30, 0.05<=a<=0.30, 0<=b<=0.50 and 2.8<=y<=3.9 and fluorine resins having an average molecular weight of 1,000,000 or less.