CN101840786B - Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp and preparation method thereof - Google Patents
Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a working electrolyte of an aluminum electrolytic capacitor for an energy-saving lamp, which comprises the following components in percentage by weight: 70 to 84 percent of glycol, 1 percent of auxiliary solvent, 12.5 to 23 percent of solute, 2 to 6 percent of additive and 0.5 to 1.5 percent of hydrogen absorption agent. A preparation method of the working electrolyte comprises the following steps of: heating 70 to 84 weight percent of the glycol to the temperature of between 115 and 120 DEG C with stirring; performing heat-preservation stirring on the glycol for 0.5 to 1.5 hours, and then adding 0.5 to 5 weight percent of anchoic acid ammonium hydrogen and 1 to 4 weight percent of mannitol into the glycol; stirring the mixture for 2 to 3 hours to ensure that the glycol is fully dissolved with the anchoic acid ammonium hydrogen and the mannitol and the glycol, the anchoic acid ammonium hydrogen and the mannitol are uniformly mixed; cooling the mixture to the temperature of between 75 and 85 DEG C; and adding 12 to 18 weight percent of alkyl methyl ester ammonium sebacate, 1 to 2 weight percent of alkyl phosphate and 0.5 to 1.5 weight percent of p-nitrophenol into the mixture, and performing heat-preservation stirring on the mixture for 0.5 to 1.5 hours. The working electrolyte has the advantages of high electric conductivity, wide working temperature and long service life, and can completely meet working requirements of the energy-saving lamp.
Description
Technical field:
The invention belongs to electrolyte and preparation field thereof, particularly relate to Working electrolyte of a kind of aluminum electrolytic capacitor for energy-saving lamp and preparation method thereof.
Background technology:
Aluminum electrolytic capacitor for energy-saving lamp is because higher 80-90 ℃ again of rectifier narrow space, working temperature (have even above 100 ℃), simultaneously as the filtering aluminium electrolytic capacitor, also to bear the higher-order of oscillation of rear class, thereby real work is at the high ripple state of high frequency, under the hot state of being everlasting, start again simultaneously, thereby require aluminium electrolytic capacitor will accomplish small size, long-life, the high ripple of high temperature resistant, anti-high frequency, Low ESR, low electric leakage.
The Working electrolyte of aluminium electrolytic capacitor is capacitor " blood ", and the performance of capacitor is played conclusive effect, therefore must improve and optimizes it for the high temperature resistant and wide operating temperature range that satisfies the electricity-saving lamp product.
Summary of the invention:
The objective of the invention is in order to overcome above deficiency, provide that a kind of electrolytic conductivity is high, working temperature is wide, the life-span is long, can satisfy the aluminum electrolysis capacitor working electrolyte for energy saving lamp and preparation method thereof of the job requirement of electricity-saving lamp fully.
The present invention is achieved through the following technical solutions: a kind of Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp, and described electrolyte comprises:
Main solvent: ethylene glycol 70～84%;
Secondary solvent: 1%;
Solute: 12.5～23%;
Additive: 2～6%;
Inhale the hydrogen agent: 0.5～1.5%.
Further improvement of the present invention is: described secondary solvent is any one or its mixture in glycerol or the methyl-silicone oil.
Further improvement of the present invention is: described solute is any one or any several mixture in ammonium sebacate or azelaic acid hydrogen ammonium or dodecandioic acid ammonium or the alkyl methyl esters ammonium sebacate.
Further improvement of the present invention is: described additive is any one or any several mixture in sweet mellow wine or phosphorous acid or the alkyl phosphate.
Further improvement of the present invention is: the agent of described suction hydrogen is any one or any several mixture in paranitrobenzoic acid or p-nitrophenol or the o-dinitrobenzene.
Further improvement of the present invention is: described main solvent is 70～84% ethylene glycol, described solute is the mixture of the azelaic acid hydrogen ammonium of 12～18% alkyl methyl esters ammonium sebacate and 0.5～5%, described additive is the mixture of the sweet mellow wine of 1～2% alkyl phosphate and 1～4%, and the agent of described suction hydrogen is 0.5～1.5 p-nitrophenol.
A kind of preparation method of Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp, may further comprise the steps: the main solvent ethylene glycol of 70～84% weight and the secondary solvent heating of 1% weight are stirred to 115～120 ℃, and add the solute of 0.5～5% weight and the additive of 1～4% weight behind insulated and stirred 0.5～1.5h, stir 2～3h, ethylene glycol and solute and additive are fully dissolved to be mixed, mixture is cooled to 75～85 ℃, insulation 0.5～1.5h is stirred in the solute and the additive of 1～2% weight and the suction hydrogen agent of 0.5～1.5% weight that add 12～18% weight again.
Further improvement of the present invention is: described solute is any one or any several mixture in ammonium sebacate or azelaic acid hydrogen ammonium or dodecandioic acid ammonium or the alkyl methyl esters ammonium sebacate.
Further improvement of the present invention is: described additive is any one or any several mixture in sweet mellow wine or phosphorous acid or the alkyl phosphate.
Further improvement of the present invention is: the agent of described suction hydrogen is any one or any several mixture in paranitrobenzoic acid or p-nitrophenol or the o-dinitrobenzene.
The present invention compared with prior art has the following advantages: electrolyte has high conductivity, and it is wide that the aluminium electrolytic capacitor that uses electrolyte to make has working temperature, generally between-40～+ 120 ℃, and in 125 ℃ environment, can use 6000h, useful life is longer, satisfies the job requirement of electricity-saving lamp.
Embodiment:
In order to deepen the understanding of the present invention, the invention will be further described below in conjunction with embodiment, and the following example only is used for explaining the present invention, does not consist of the restriction to protection range of the present invention.
A kind of aluminum electrolysis capacitor working electrolyte for energy saving lamp of the present invention comprises:
Main solvent: ethylene glycol 70～84%;
Secondary solvent: 1%;
Solute: 12.5～23%;
Additive: 2～6%;
Inhale the hydrogen agent: 0.5～1.5%.
Secondary solvent can be any one or its mixture in glycerol or the methyl-silicone oil, solute can be any one or its mixture in ammonium sebacate or azelaic acid hydrogen ammonium or dodecandioic acid ammonium or the alkyl methyl esters ammonium sebacate, additive can be any one or its mixture in sweet mellow wine or phosphorous acid or the alkyl phosphate, inhale the hydrogen agent and can be any one or its mixture in paranitrobenzoic acid or p-nitrophenol or the o-dinitrobenzene, now adopting 70～84% ethylene glycol is main solvent, the mixture of 12～18% alkyl methyl esters ammonium sebacate and 0.5～5% azelaic acid hydrogen ammonium is solute, the mixture of 1～2% alkyl phosphate and 1～4% sweet mellow wine is additive, and 0.5～1.5 p-nitrophenol is for inhaling the hydrogen agent.A kind of method for preparing of aluminum electrolysis capacitor working electrolyte for energy saving lamp, may further comprise the steps the main solvent ethylene glycol of 70～84% weight and the secondary solvent heating of 1% weight are stirred to 115～120 ℃, and add the solute of 0.5～5% weight and the additive of 1～4% weight behind insulated and stirred 0.5～1.5h, stir 2～3h, ethylene glycol and solute and additive are fully dissolved to be mixed, mixture is cooled to 75～85 ℃, the solute and the additive of 1～2% weight and the suction hydrogen agent of 0.5～1.5% weight that add again 12～18% weight, stir insulation 0.5～1.5h, solute is any one or any several mixture in ammonium sebacate or azelaic acid hydrogen ammonium or dodecandioic acid ammonium or the alkyl methyl esters ammonium sebacate, additive is any one or any several mixture in sweet mellow wine or phosphorous acid or the alkyl phosphate, inhales the hydrogen agent and be any one or any several mixture in paranitrobenzoic acid or p-nitrophenol or the o-dinitrobenzene.This to prepare method not only simple, and electrolyte has high conductivity, and it is wide that the aluminium electrolytic capacitor that uses electrolyte to make has working temperature, generally between-40～+ 120 ℃, and can use 6000h in 125 ℃ environment, useful life is longer, satisfies the job requirement of electricity-saving lamp.
Embodiment one: the ethylene glycol of preparing 70% weight, the glycerol of 1% weight, the alkyl methyl esters ammonium sebacate of 18% weight, the azelaic acid hydrogen ammonium of 3.5% weight, the alkyl phosphate of 2% weight, the p-nitrophenol of the sweet mellow wine of 4% weight and 1.5% weight, ethylene glycol and the heating of 1% weight glycerol of 70% weight are stirred to 115-120 ℃, and add the azelaic acid hydrogen ammonium of 3.5% weight and the sweet mellow wine of 4% weight after keeping this temperature to stir 0.5-1.5h, stir insulation 2-3h, making it fully, dissolving mixes, mixture is cooled to 75-85 ℃, the alkyl methyl esters ammonium sebacate that adds 18% weight, the p-nitrophenol of the alkyl phosphate of 2% weight and 1.5% weight stirs insulation 0.5-1.5h, namely gets aluminum electrolysis capacitor working electrolyte for energy saving lamp.
Embodiment two: the ethylene glycol of preparing 84% weight, the glycerol of 1% weight, the alkyl methyl esters ammonium sebacate of 12% weight, the azelaic acid hydrogen ammonium of 0.5% weight, the alkyl phosphate of 1% weight, the p-nitrophenol of the sweet mellow wine of 1% weight and 0.5% weight, ethylene glycol and the heating of 1% weight glycerol of 84% weight are stirred to 115-120 ℃, and add the azelaic acid hydrogen ammonium of 0.5% weight and the sweet mellow wine of 1% weight after keeping this temperature to stir 0.5-1.5h, stir insulation 2-3h, making it fully, dissolving mixes, mixture is cooled to 75-85 ℃, the alkyl methyl esters ammonium sebacate that adds 12% weight, the p-nitrophenol of the alkyl phosphate of 1% weight and 0.5% weight stirs insulation 0.5-1.5h, namely gets aluminum electrolysis capacitor working electrolyte for energy saving lamp.
Embodiment three: the ethylene glycol of preparing 76% weight, the glycerol of 1% weight, the alkyl methyl esters ammonium sebacate of 15% weight, the azelaic acid hydrogen ammonium of 2% weight, the alkyl phosphate of 2.5% weight, the p-nitrophenol of the sweet mellow wine of 2.5% weight and 1% weight, ethylene glycol and the heating of 1% weight glycerol of 76% weight are stirred to 115-120 ℃, and add the azelaic acid hydrogen ammonium of 2% weight and the sweet mellow wine of 2.5% weight after keeping this temperature to stir 0.5-1.5h, stir insulation 2-3h, making it fully, dissolving mixes, mixture is cooled to 75-85 ℃, the alkyl methyl esters ammonium sebacate that adds 15% weight, the p-nitrophenol of the alkyl phosphate of 2.5% weight and 1% weight stirs insulation 0.5-1.5h, namely gets aluminum electrolysis capacitor working electrolyte for energy saving lamp.
Claims (2)
1. the Working electrolyte of an aluminum electrolytic capacitor for energy-saving lamp, it is characterized in that: described electrolyte comprises:
Ethylene glycol: 70% weight;
Glycerol: 1% weight;
Alkyl methyl esters ammonium sebacate: 18% weight;
Azelaic acid hydrogen ammonium: 3.5% weight;
Alkyl phosphate: 2% weight;
Sweet mellow wine: 4% weight;
P-nitrophenol: 1.5% weight.
2. the preparation method of the Working electrolyte of an aluminum electrolytic capacitor for energy-saving lamp, it is characterized in that, may further comprise the steps: ethylene glycol and the heating of 1% weight glycerol of 70% weight are stirred to 115-120 ℃, and add the azelaic acid hydrogen ammonium of 3.5% weight and the sweet mellow wine of 4% weight after keeping this temperature to stir 0.5-1.5h, stir insulation 2-3h, making it fully, dissolving mixes, mixture is cooled to 75-85 ℃, the alkyl methyl esters ammonium sebacate that adds 18% weight, the p-nitrophenol of the alkyl phosphate of 2% weight and 1.5% weight, stir insulation 0.5-1.5h, namely get aluminum electrolysis capacitor working electrolyte for energy saving lamp.
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| CN 201010154658 CN101840786B (en) | 2010-04-26 | 2010-04-26 | Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp and preparation method thereof |
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| CN 201010154658 CN101840786B (en) | 2010-04-26 | 2010-04-26 | Working electrolyte of aluminum electrolytic capacitor for energy-saving lamp and preparation method thereof |
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| CN101840786B true CN101840786B (en) | 2013-01-02 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102723203A (en) * | 2012-07-11 | 2012-10-10 | 湖南飞翔电子有限责任公司 | Preparation method of electrolyte for aluminum electrolytic capacitor |
| CN102842431B (en) * | 2012-10-09 | 2015-10-28 | 南通新三能电子有限公司 | Working electrolyte of LED aluminium electrolytic capacitor and preparation method thereof |
| CN102969161B (en) * | 2012-12-18 | 2016-01-20 | 南通新三能电子有限公司 | The preparation method of aluminium electrolytic capacitor driving electrolytic solution and main solute thereof |
| CN107845504B (en) | 2016-09-19 | 2020-07-24 | 深圳新宙邦科技股份有限公司 | Electrolyte for aluminum electrolytic capacitor and aluminum electrolytic capacitor using the same |
| CN111524708B (en) * | 2019-12-09 | 2022-02-15 | 南通新三能电容器有限公司 | Working electrolyte of lead aluminum electrolytic capacitor and preparation method thereof |
| CN114914092A (en) * | 2022-05-07 | 2022-08-16 | 深圳奥凯普电容器有限公司 | Electrolyte for LED driving capacitor and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862728A (en) * | 2005-12-28 | 2006-11-15 | 横店集团东磁有限公司 | Aluminium electrolytic capacitor for flash lamp and preparing method tereof |
| CN101447337A (en) * | 2008-12-25 | 2009-06-03 | 佛山市三水日明电子有限公司 | Long-service-life aluminum electrolytic capacitor for energy-saving lamp, method for preparing same, and special electrolyte |
| CN101477899A (en) * | 2008-12-29 | 2009-07-08 | 南通江海电容器股份有限公司 | Aluminum electrolysis capacitor working electrolyte for energy saving lamp and preparation thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862728A (en) * | 2005-12-28 | 2006-11-15 | 横店集团东磁有限公司 | Aluminium electrolytic capacitor for flash lamp and preparing method tereof |
| CN101447337A (en) * | 2008-12-25 | 2009-06-03 | 佛山市三水日明电子有限公司 | Long-service-life aluminum electrolytic capacitor for energy-saving lamp, method for preparing same, and special electrolyte |
| CN101477899A (en) * | 2008-12-29 | 2009-07-08 | 南通江海电容器股份有限公司 | Aluminum electrolysis capacitor working electrolyte for energy saving lamp and preparation thereof |
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