CN103337366A - Flash voltage boosting agent used for capacitor working electrolyte and preparation method of flash voltage boosting agent - Google Patents
Flash voltage boosting agent used for capacitor working electrolyte and preparation method of flash voltage boosting agent Download PDFInfo
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- CN103337366A CN103337366A CN2013102229684A CN201310222968A CN103337366A CN 103337366 A CN103337366 A CN 103337366A CN 2013102229684 A CN2013102229684 A CN 2013102229684A CN 201310222968 A CN201310222968 A CN 201310222968A CN 103337366 A CN103337366 A CN 103337366A
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- over voltage
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- boric acid
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- voltage boosting
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Abstract
The invention discloses a flash voltage boosting agent used for a capacitor working electrolyte capacitor working electrolyte. The flash voltage boosting agent is composed of the following raw materials of: ethylene glycol, benzyl alcohol, glycerol derivatives, glycerol, vinyl alcohol, diethylene glycol, thiophene-2-boronic acid, morroniside, polyethylene glycol, phosphoric acid, boronic acid, polycarboxylic acid, polyvinyl alcohol, liquid ammonia, polystyrene-maleic anhydride, and mannitol. The preparation method of the flash voltage boosting agent of the invention comprises the following steps of: adding each raw material successively; mixing and stirring the raw materials under different temperatures; and eventually, preparing a finished product so as to obtain the finished product. The flash voltage boosting agent of the invention can obviously boost a flash voltage effect, and exerts little effect on electrical conductivity, and can obviously prolong the service life of a capacitor and improve the stability of the capacitor, and at the same time, can improve leakage current. The flash voltage boosting agent of the invention can greatly enhance the performance of the electrolyte, and therefore, high-voltage and extra-high voltage electrolyte technologies can be more mature and gradually close to or exceed the technology of Japan.
Description
Technical field
The invention belongs to aluminium electrolytic capacitor technical field in the energy-saving field, belong to a kind of new forms of energy, relate to flash over voltage elevator that a kind of high pressure, ultra-high voltage aluminum working electrolyte of electrolytic capacitor use and preparation method thereof specifically.
Background technology
Capacitor is widely used base electronic element, wherein large-scale aluminum electrolysis capacitor generally is applied to frequency converter air-conditioning, frequency-changing elevator, aviation military project, electric welding machine, wind power generation, UPS equipment, LED lamp, electricity-saving lamp and new energy field, Working electrolyte is the core of electrochemical capacitor, the quality of electrolyte has determined the stability, life-span, electric leakage, temperature rise, anti-ripple of capacitor, performance such as withstand voltage, and can directly determine the quality of capacitor.The application of new additive agent flash over voltage elevator can promote the performance of electrolyte greatly, make high pressure, superhigh pressure electrolysis liquid technology more ripe, move closer to or surmount a day present technique.
Summary of the invention
The present invention is in order to overcome the deficiency that prior art exists, and a kind of flash over voltage elevator for electrolyte capacitor working electrolyte and preparation method thereof is provided, and flash over voltage elevator of the present invention can be taken into account simultaneously and improve the life-span.
The present invention is achieved by the following technical solutions: a kind of flash over voltage elevator for electrolyte capacitor working electrolyte, and its raw material by following mass percent is formed: ethylene glycol 65～70%, phenmethylol 0.5～1.5%, glycerol derivatives 10～20%, glycerine 1～1.6%, vinyl alcohol 0.2～0.8%, diglycol 1～3%, thiophene-2-boric acid 0.3～0.8%, morroniside 0.2～0.7%, polyethylene glycol 2～4%, phosphoric acid 0.4～0.8%, boric acid 1～3%, polymerization of carboxylic acid 0.5～1.5%, polyvinyl alcohol 1～4%, liquefied ammonia 0.1～0.5%, polystyrene maleic anhydride 1～2%, sweet mellow wine 0.2～0.8%.
As preferred implementation of the present invention, the flash over voltage elevator is made up of the raw material of following mass percent: ethylene glycol 66～69%, phenmethylol 0.7～1.2%, glycerol derivatives 12～18%, glycerine 1.1～1.4%, vinyl alcohol 0.3～0.7%, diglycol 1.5～2.5%, thiophene-2-boric acid 0.4～0.6%, morroniside 0.3～0.6%, polyethylene glycol 2.5～3.5%, phosphoric acid 0.5～0.7%, boric acid 1.5～2.5%, polymerization of carboxylic acid 0.7～1.2%, polyvinyl alcohol 1.2～3%, liquefied ammonia 0.2～0.4%, polystyrene maleic anhydride 1.2～1.7%, sweet mellow wine 0.3～0.7%.
As preferred forms of the present invention, the flash over voltage elevator is made up of the raw material of following mass percent: ethylene glycol 68.3%, phenmethylol 1%, glycerol derivatives 15%, glycerine 1.3%, vinyl alcohol 0.5%, diglycol 2%, thiophene-2-boric acid 0.5%, morroniside 0.5%, polyethylene glycol 3%, phosphoric acid 0.6%, boric acid 2%, polymerization of carboxylic acid 1%, polyvinyl alcohol 2%, liquefied ammonia 0.3%, polystyrene maleic anhydride 1.5%, sweet mellow wine 0.5%.
A kind of preparation method of the flash over voltage elevator for electrolyte capacitor working electrolyte, it comprises the steps:
A, at first ethylene glycol, phenmethylol, glycerol derivatives, glycerine, vinyl alcohol and diglycol are mixed stirring at normal temperatures, and slowly be warming up to 105 ℃;
B, under 105 ℃ condition, add thiophene-2-boric acid and morroniside then, be warming up to 110 ℃;
C, under 110 ℃ condition, add polyethylene glycol and phosphoric acid successively, be warming up to 140 ℃, stir insulation 55min, be cooled to 105 ℃ then;
D, under 105 ℃ condition, add boric acid, polymerization of carboxylic acid and polyvinyl alcohol, stir and slowly be warming up to 140 ℃, under 140 ℃ temperature, be incubated 4h, be cooled to 120 ℃ then;
E, under 120 ℃ condition, add liquefied ammonia, polystyrene maleic anhydride and sweet mellow wine, regulate pH between 6.5～7.8, and at 120 ℃ of reaction 30min down, the flash over voltage elevator gets product.
Table one: the flash over voltage elevator in electrolyte to the lifting effect of flash over voltage
Table two: the flash over voltage elevator in electrolyte to 105 ℃ of experiments of influence (450V 560uf specification) in life-span
The invention has the beneficial effects as follows: as shown in Table 1, it is obvious that flash over voltage elevator of the present invention promotes the flash over voltage effect, very little to the influence of conductivity; As shown in Table 2, flash over voltage elevator of the present invention can significantly improve useful life and the stability of capacitor, has also improved leakage current simultaneously.Flash over voltage elevator of the present invention can promote the performance of electrolyte greatly, make high pressure, superhigh pressure electrolysis liquid technology more ripe, move closer to or surmount a day present technique.
Embodiment
Below in conjunction with specific embodiment the present invention is described in detail.
Embodiment 1: a kind of flash over voltage elevator for electrolyte capacitor working electrolyte, its raw material by following mass percent is formed: ethylene glycol 65%, phenmethylol 0.5%, glycerol derivatives 10%, glycerine 1%, vinyl alcohol 0.2%, diglycol 1%, thiophene [3,2-B] thiophene-2-boric acid 0.3%, morroniside (Monot lonicerin) 0.2%, polyethylene glycol 2%, phosphoric acid 0.4%, boric acid 1%, polymerization of carboxylic acid 0.5%, polyvinyl alcohol 1%, liquefied ammonia 0.1%, polystyrene maleic anhydride 1%, sweet mellow wine 0.2%.
A kind of preparation method of the flash over voltage elevator for electrolyte capacitor working electrolyte, it comprises the steps: a, at first ethylene glycol, phenmethylol, glycerol derivatives, glycerine, vinyl alcohol and diglycol is mixed stirring at normal temperatures, and slowly is warming up to 105 ℃; B, under 105 ℃ condition, add thiophene [3,2-B] thiophene-2-boric acid and morroniside (Monot lonicerin) then, be warming up to 110 ℃; C, under 110 ℃ condition, add polyethylene glycol and phosphoric acid successively, be warming up to 140 ℃, stir insulation 55min, be cooled to 105 ℃ then; D, under 105 ℃ condition, add boric acid, polymerization of carboxylic acid and polyvinyl alcohol, stir and slowly be warming up to 140 ℃, under 140 ℃ temperature, be incubated 4h, be cooled to 120 ℃ then; E, under 120 ℃ condition, add liquefied ammonia, polystyrene maleic anhydride and sweet mellow wine, regulate pH between 6.5～7.8, and at 120 ℃ of reaction 30min down, the flash over voltage elevator gets product.
Embodiment 2: a kind of flash over voltage elevator for electrolyte capacitor working electrolyte, its raw material by following mass percent is formed: ethylene glycol 68.3%, phenmethylol 1%, glycerol derivatives 15%, glycerine 1.3%, vinyl alcohol 0.5%, diglycol 2%, thiophene-2-boric acid 0.5%, morroniside 0.5%, polyethylene glycol 3%, phosphoric acid 0.6%, boric acid 2%, polymerization of carboxylic acid 1%, polyvinyl alcohol 2%, liquefied ammonia 0.3%, polystyrene maleic anhydride 1.5%, sweet mellow wine 0.5%.
Embodiment 3: a kind of flash over voltage elevator for electrolyte capacitor working electrolyte, its raw material by following mass percent is formed: ethylene glycol 70%, phenmethylol 1.5%, glycerol derivatives 20%, glycerine 1.6%, vinyl alcohol 0.8%, diglycol 3%, thiophene-2-boric acid 0.8%, morroniside 0.7%, polyethylene glycol 4%, phosphoric acid 0.8%, boric acid 3%, polymerization of carboxylic acid 1.5%, polyvinyl alcohol 4%, liquefied ammonia 0.5%, polystyrene maleic anhydride 2%, sweet mellow wine 0.8%.
Should be noted that at last; above content is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; the simple modification that those of ordinary skill in the art carries out technical scheme of the present invention or be equal to replacement does not all break away from essence and the scope of technical solution of the present invention.
Claims (4)
1. flash over voltage elevator that is used for electrolyte capacitor working electrolyte, it is characterized in that: described flash over voltage elevator is made up of the raw material of following mass percent: ethylene glycol 65～70%, phenmethylol 0.5～1.5%, glycerol derivatives 10～20%, glycerine 1～1.6%, vinyl alcohol 0.2～0.8%, diglycol 1～3%, thiophene-2-boric acid 0.3～0.8%, morroniside 0.2～0.7%, polyethylene glycol 2～4%, phosphoric acid 0.4～0.8%, boric acid 1～3%, polymerization of carboxylic acid 0.5～1.5%, polyvinyl alcohol 1～4%, liquefied ammonia 0.1～0.5%, polystyrene maleic anhydride 1～2%, sweet mellow wine 0.2～0.8%.
2. the flash over voltage elevator for electrolyte capacitor working electrolyte according to claim 1, it is characterized in that: described flash over voltage elevator is made up of the raw material of following mass percent: ethylene glycol 66～69%, phenmethylol 0.7～1.2%, glycerol derivatives 12～18%, glycerine 1.1～1.4%, vinyl alcohol 0.3～0.7%, diglycol 1.5～2.5%, thiophene-2-boric acid 0.4～0.6%, morroniside 0.3～0.6%, polyethylene glycol 2.5～3.5%, phosphoric acid 0.5～0.7%, boric acid 1.5～2.5%, polymerization of carboxylic acid 0.7～1.2%, polyvinyl alcohol 1.2～3%, liquefied ammonia 0.2～0.4%, polystyrene maleic anhydride 1.2～1.7%, sweet mellow wine 0.3～0.7%.
3. the flash over voltage elevator for electrolyte capacitor working electrolyte according to claim 2, it is characterized in that: described flash over voltage elevator is made up of the raw material of following mass percent: ethylene glycol 68.3%, phenmethylol 1%, glycerol derivatives 15%, glycerine 1.3%, vinyl alcohol 0.5%, diglycol 2%, thiophene-2-boric acid 0.5%, morroniside 0.5%, polyethylene glycol 3%, phosphoric acid 0.6%, boric acid 2%, polymerization of carboxylic acid 1%, polyvinyl alcohol 2%, liquefied ammonia 0.3%, polystyrene maleic anhydride 1.5%, sweet mellow wine 0.5%.
4. the preparation method of the flash over voltage elevator for electrolyte capacitor working electrolyte according to claim 1, it is characterized in that: the preparation method of described flash over voltage elevator comprises the steps:
A, at first ethylene glycol, phenmethylol, glycerol derivatives, glycerine, vinyl alcohol and diglycol are mixed stirring at normal temperatures, and slowly be warming up to 105 ℃;
B, under 105 ℃ condition, add thiophene-2-boric acid and morroniside then, be warming up to 110 ℃;
C, under 110 ℃ condition, add polyethylene glycol and phosphoric acid successively, be warming up to 140 ℃, stir insulation 55min, be cooled to 105 ℃ then;
D, under 105 ℃ condition, add boric acid, polymerization of carboxylic acid and polyvinyl alcohol, stir and slowly be warming up to 140 ℃, under 140 ℃ temperature, be incubated 4h, be cooled to 120 ℃ then;
E, under 120 ℃ condition, add liquefied ammonia, polystyrene maleic anhydride and sweet mellow wine, regulate pH between 6.5～7.8, and at 120 ℃ of reaction 30min down, the flash over voltage elevator gets product.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105154952A (en) * | 2015-09-01 | 2015-12-16 | 广西贺州市桂东电子科技有限责任公司 | Formation method of ultrahigh-pressure electronic aluminum foil |
| CN105239128A (en) * | 2015-09-01 | 2016-01-13 | 广西贺州市桂东电子科技有限责任公司 | Ultrahigh pressure formed foil forming liquid and preparation method |
| CN113214784A (en) * | 2021-06-07 | 2021-08-06 | 长春中科应化特种材料有限公司 | Preparation of morroniside grafted polyethylene copolymerized polyvinyl formal-acetal hot melt adhesive |
| CN114420455A (en) * | 2022-02-28 | 2022-04-29 | 珠海格力新元电子有限公司 | Sparking voltage improver, preparation method thereof and electrolyte |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105154952A (en) * | 2015-09-01 | 2015-12-16 | 广西贺州市桂东电子科技有限责任公司 | Formation method of ultrahigh-pressure electronic aluminum foil |
| CN105239128A (en) * | 2015-09-01 | 2016-01-13 | 广西贺州市桂东电子科技有限责任公司 | Ultrahigh pressure formed foil forming liquid and preparation method |
| CN105154952B (en) * | 2015-09-01 | 2018-03-27 | 广西贺州市桂东电子科技有限责任公司 | A kind of chemical synthesizing method of ultrahigh voltage electron aluminium foil |
| CN105239128B (en) * | 2015-09-01 | 2018-03-30 | 广西贺州市桂东电子科技有限责任公司 | A kind of super-pressure Waste Acid From Hua Cheng Foil forms liquid and compound method |
| CN113214784A (en) * | 2021-06-07 | 2021-08-06 | 长春中科应化特种材料有限公司 | Preparation of morroniside grafted polyethylene copolymerized polyvinyl formal-acetal hot melt adhesive |
| CN114420455A (en) * | 2022-02-28 | 2022-04-29 | 珠海格力新元电子有限公司 | Sparking voltage improver, preparation method thereof and electrolyte |
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