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| Number | Title | Issue Date |
| 4454567 | Electrolytic capacitor containing a mixed solvent system An electrolytic capacitor contains an electrolyte solvent system in which one component is an acceptor in hydrogen bonding while the other component is one that can function both as acceptor and donor in hydrogen bonding. The solute or solutes present mus... | 06/12/1984 |
| 4447346 | Electrolyte system for electrolytic capacitors An essentially non-aqueous electrolyte composition for aluminum-anode capacitors is disclosed comprising ethylene glycol and a salt such as the ammonium or amine salt of an unsaturated dicarboxylic acid with or without a small amount of an additive such a... | 05/08/1984 |
| 4428028 | Electrolytic capacitor An aluminum or tantalum electrolytic capacitor contains an electrolyte system utilizing 3-methoxypropionitrile as solvent. This system includes a stable solute chosen from amine-glycol-borates, condensed phosphates, and complex boro-phenolates to provide ... | 01/24/1984 |
| 4408258 | Aluminum electrode capacitor and glycol fill electrolyte therefor Non-toxic aluminum electrode capacitors are provided in which the electrolyte is a solution in ethylene glycol of a neutralization product of about 1 mol of isophthalic acid or terephthalic acid and about 2 mols of a dialkylamine or piperidine.... | 10/04/1983 |
| 4399489 | High temperature electrolytic capacitor An aluminum electrolytic capacitor for high temperature operation contains a wound aluminum foil capacitor section in contact with an electrolyte capable of operating as high as 150° C., the electrolyte comprising a mixed solvent system of N-methylpyrrol... | 08/16/1983 |
| 4381536 | Low voltage electrolytic capacitor An aluminum electrolytic capacitor suitable for low-voltage use contains as electrolyte ammonium difluoroacetate dissolved in either ethylene glycol or an ethylene glycol-butyrolactone mixture both containing water. The electrolyte has a room-temperature ... | 04/26/1983 |
| 4376713 | AC Electrolytic capacitor electrolyte An electrolyte for an AC motor-start electrolytic capacitor consists essentially of 10 to 40 wt % mono(diethylammonium) or mono(triethylammonium) adipate as solute in ethylene glycol as solvent.... | 03/15/1983 |
| 4373177 | High temperature electrolytic capacitor A high-temperature aluminum electrolytic capacitor contains an electrolyte of mono(di-n-propylammonium) adipate or mono(diisopropylammonium) adipate, a phosphate salt, and water dissolved in ethylene glycol to provide a capacitor capable of operating at l... | 02/08/1983 |
| 4373176 | Electrolytic capacitor for at least 200 V service An aluminum electrolytic capacitor capable of operation at 200 VDC or higher and 130° C. contains as its electrolyte a tertiary amine or a dipropylamine mono salt of dodecanedioic acid dissolved in a solvent mixture of ethylene glycol and N-methyl-2-pyrr... | 02/08/1983 |
| 4245278 | Electrolytic capacitor containing a metatungstate electrolyte An electrolytic capacitor contains as electrolyte a metatungstate salt dissolved in a polar solvent. The salt is preferably an ammonium or amine salt, and the solvent consists essentially of at least one polar organic solvent and water.... | 01/13/1981 |
| 4242722 | Capacitor containing anthranilate electrolyte An electrolytic capacitor contains an electrolyte of ammonium anthranilate dissolved in a polar organic solvent.... | 12/30/1980 |
| 4164779 | Aluminum electrolytic capacitor for rated voltages of at least 160 v A highly conductive operating electrolyte consisting of a mixture containing ethylene glycol, boric acid, adipic acid, ammonia, phosphoric acid and water for use in high power aluminum electrolytic capacitors, such as flashlight electrolytic capacitors.... | 08/14/1979 |
| 4107761 | Electrolytic capacitor and electrolyte An electrolytic capacitor containing a novel electrolyte comprising solute selected from ammonium pentaborate and its mixture with boric acid and solvent comprising ethylene glycol, at least one ketone selected from 2,4-pentanedione, 2,4-hexanedione, 5-hy... | 08/15/1978 |
| 4024442 | Capacitor and capacitor electrolyte An electrolyte adapted for use in aluminum electrolytic AC motor start type capacitors comprising an acid selected from the group consisting of benzoic acid and toluic acid and mixtures thereof, at least one organic base which at least partially neutraliz... | 05/17/1977 |
