摘要:
The present invention provides an excellent nonaqueous electrolytic solution capable of improving low-temperature and high-temperature cycle properties and load characteristics after high-temperature charging storage, an electrochemical element using it, and an alkynyl compound used for it.The nonaqueous electrolytic solution of the present invention comprises containing at least one alkynyl compound represented by the following general formula (I) in an amount of from 0.01 to 10% by mass in the nonaqueous electrolytic solution. R1(O)n—X1—R2 (I) (In the formula, X1 represents a group —C(═O)—, a group —C(═O)—C(═O)—, a group —S(═O)2—, a group —P(═O) (—R3)—, or a group —X3—S(═O)2O—. R1 represents an alkenyl group, a formyl group, an alkyl group, an acyl group, an arylcarbonyl, an alkanesulfonyl group, an alkynyloxysulfonyl group, an arylsulfonyl group, a dialkylphosphoryl group, an alkyl(alkoxy)phosphoryl group, or a dialkoxyphosphoryl group; R2 represents an alkynyl group or an alkynyloxy group; R3 represents an alkyl group, an alkenyl group, an alkynyl group, an aryl group, an alkoxy group, an alkenyloxy group, an alkynyloxy group, or an aryloxy group; n indicates 0 or 1.
摘要:
The present invention provides a nonaqueous electrolytic solution capable of improving electrochemical characteristics at high temperatures, which comprises at least one organic phosphorus compound represented by the following general formula (I), an energy storage device using the nonaqueous electrolytic solution, and a specific organic phosphorus compound. (In the formula, R1 and R2 each independently represent an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an alkoxy group, a cycloalkoxy group, an alkenyloxy group, an alkynyloxy group, a halogenoalkyl group, a halogenoalkoxy group, an aryl group, or an aryloxy group; R3 and R4 each independently represent a hydrogen atom, a halogen atom, or an alkyl group; m is an integer of from 1 to 4, n is 0 or 1, q is 1 or 2. When q is 1 and n is 0, X represents an alkoxy group, an alkynyloxy group, an alkyloxyalkoxy group, an aryloxy group, etc.; when q is 1 and n is 1, X represents an alkyl group, an alkynyl group, an alkoxy group, an alkynyloxy group, an alkyloxyalkoxy group, etc.; and when q is 2, X represents —O-L3-O—, —OC(═O)—C(═O)O—, or a single bond.)
摘要:
A nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, which contains a carboxylate represented by the following general formula (8) in an amount of from 0.01 to 5% by mass of the nonaqueous electrolytic solution: wherein X31 represents -A2-C≡Y2, -A2-C(═O)O-A3-C≡Y2 or -A2-C(═O)O-A4; A1, A2 and A3 each independently represent an alkylene group having from 1 to 6 carbon atoms; A4 represents an alkyl group having from 1 to 6 carbon atoms; Y1 and Y2 each independently represent CH or N.
摘要:
Disclosed are a nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, which contains a sulfonate compound having a specific structure in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution, and an electrochemical device containing the nonaqueous electrolytic solution. The nonaqueous electrolytic solution is excellent in the effect of improving the storage property of primary batteries and improving the cycle property of secondary batteries in use thereof at high temperatures and the low-temperature property thereof after high-temperature cycles.
摘要:
An object of the present invention is to provide a nonaqueous electrolytic solution capable of improving electrochemical characteristics in a broad temperature range, an energy storage device using it.A nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, which comprises at least one cyclic sulfonic acid ester compound represented by the following general formula (I), and an energy storage device. (wherein R1 and R2 may be the same or different, each representing a hydrogen atom, an alkyl group in which at least one hydrogen atom may be substituted with a halogen atom, orahalogenatom; L represents a divalent hydrocarbon group of an alkylene group in which at least one hydrogen atom is substituted with OR3, or a divalent hydrocarbon group of an alkylene group in which at least one methylene (CH2) is substituted with C(═O); R3 represents a formyl group, an alkylcarbonyl group, an alkenylcarbonyl group, an alkynylcarbonyl group, an arylcarbonyl group, an alkoxycarbonyl group, an alkenyloxycarbonyl group, an alkynyloxycarbonyl group, an aryloxycarbonyl group, a 2,2-dioxide-1,2-oxathiolan-4-yloxycarbonyl group, a 2,2-dioxide-1,2-oxathian-4-yloxycarbonyl group, an alkanesulfonyl group, an arylsulfonyl group, a dialkylphosphoryl group, an alkoxy(alkyl)phosphoryl group, a dialkoxyphosphoryl group, —S(O)—OR4, or —C(O)CH2P(O)(OR5)2; R4 represents an alkyl group, a 2,2-dioxide-1,2-oxathiolan-4-yl group, or a 2,2-dioxide-1,2-oxathian-4-yl group; R5 represents an alkyl group; further, in R3, at least one hydrogen atom may be substituted with a halogen atom, and L may be further substituted with any of an alkyl group, a haloalkyl group or a halogen atom).
摘要:
A process cartridge and an image forming apparatus are provided. The process cartridge is detachably mountable in an apparatus body of the image forming apparatus, and includes a plurality of photosensitive drums, a first outer side plate which is provided on one side of the photosensitive drums in an axial direction of the photosensitive drum, a second outer side plate which is provided on the other side of the photosensitive drums in the axial direction, and opposes the first outer side plate with the photosensitive drums interposed therebetween, and a plurality of input parts which are provided on ends of the photosensitive drums at the one side, respectively. An end face of each of the input parts being provided inward with respect to the outer surface of the first outer side plate.
摘要:
The present invention is to provide a nonaqueous electrolytic solution capable of enhancing electrochemical characteristics in a broad temperature range, an energy storage device using the nonaqueous electrolytic solution, and a specific trifluoromethylbenzene compound. There are provided a nonaqueous electrolytic solution of an electrolyte salt dissolved in a nonaqueous solvent, which comprises at least one halogenoalkylbenzene compound represented by the following general formula (I), an energy storage device using the nonaqueous electrolytic solution, and a specific trifluoromethylbenzene compound. (In the formula, Y1 represents an alkoxycarbonyl group having from 2 to 8 carbon atoms, an alkenyloxycarbonyl group having from 3 to 9 carbon atoms, an alkynyloxycarbonyl group having from 4 to 9 carbon atoms, an aryloxycarbonyl group having from 7 to 12 carbon atoms, an alkanesulfonyl group having from 1 to 6 carbon atoms, or an arylsulfonyl group having from 6 to 12 carbon atoms; RX represents a halogenoalkyl group having from 1 to 4 carbon atoms; n indicates an integer of from 1 to 5. However, when Y1 is an alkoxycarbonyl group having from 2 to 12 carbon atoms or an aryloxycarbonyl group having from 6 to 12 carbon atoms, the number of carbon atom of RX is 1. In the substituent represented by Y1, at least one hydrogen atom may be substituted with a halogen atom.)
摘要:
A process cartridge and an image forming apparatus are provided. The process cartridge is detachably mountable in an apparatus body of the image forming apparatus, and includes a plurality of photosensitive drums, a first outer side plate which is provided on one side of the photosensitive drums in an axial direction of the photosensitive drum, a second outer side plate which is provided on the other side of the photosensitive drums in the axial direction, and opposes the first outer side plate with the photosensitive drums interposed therebetween, and a plurality of input parts which are provided on ends of the photosensitive drums at the one side, respectively. An end face of each of the input parts being provided inward with respect to the outer surface of the first outer side plate.
摘要:
A nonaqueous electrolyte secondary battery including a negative electrode containing a graphite material as the negative active material, a positive electrode containing lithium cobalt oxide as a main component of the positive active material and a nonaqueous electrolyte solution, the battery being characterized in that the lithium cobalt oxide contains a group IVA element selected from the group consisting of Ti, Zr and Hf and a group IIA element of the periodic table, the nonaqueous electrolyte solution contains 0.2-1.5% by weight of a sulfonyl-containing compound and preferably further contains 0.5-4% by weight of vinylene carbonate.
摘要:
(1) A container for a nonaqueous electrolytic solution, containing a material containing an aluminum or aluminum alloy layer, and storing a nonaqueous electrolytic solution containing a nonaqueous solvent having dissolved therein an electrolyte salt, the container having a cap and a plug each formed of a resin, and maintaining the nonaqueous electrolytic solution to have a water content of 50 ppm or less after storing in the container for 30 days, (2) a nonaqueous electrolytic solution placed in the container, and (3) a method for storing a nonaqueous electrolytic solution. The container for a nonaqueous electrolytic solution is a light weight container that prevents the nonaqueous electrolytic solution from being decomposed on storing to maintain the high quality, and facilitates and ensures the handling of the nonaqueous electrolytic solution.