|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||252/570; 252/070; 252/073; 252/578; 252/579|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 36 인용 특허 : 66|
The present invention comprises a mixture of hydrocarbons having a well-defined chemical composition that is suitable for use as a dielectric coolant in electrical equipment in general, and specifically in transformers. The dielectric coolants of the present invention are particularly suited for use in sealed, non-vented transformers, and have improved performance characteristics, including decreased degradation of the paper insulating layers, as well as a greater degree of safety and environmental acceptability. The present dielectric coolants comprise ...
1. A dielectric coolant suitable for use in power distribution equipment, consisting essentially of: approximately 1-99 weight percent alphaolefin oligomers with carbon chain lengths of C6to C12andapproximately 1-99 weight percent of a compound selected from the group consisting of polyols esterified with linear or branched alkyl groups with chain lengths of C5to C20, and triglycerides.2. A dielectric coolant suitable for use in power distribution equipment, comprising: a mixture of a polyalphaolefin with a polyol ester, said polyalphaolefin being select...