Title:
ELECTRICALLY INSULATING OIL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2002/099820
Kind Code:
A1
Abstract:
An electrically insulating oil composition which comprises at least one base oil selected from the group consisting of a mineral oil and a synthetic oil and a nitrogen−containing heterocyclic compound having one or two nitrogen atoms as a constituent atom of its heterocyclic ring, wherein the bond between such a nitrogen atom and another atom is a single bond.
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Inventors:
SANO TAKASHI (JP)
Application Number:
PCT/JP2002/005290
Publication Date:
December 12, 2002
Filing Date:
May 30, 2002
Export Citation:
Assignee:
NIPPON MITSUBISHI OIL CORP (JP)
SANO TAKASHI (JP)
SANO TAKASHI (JP)
International Classes:
C10M133/38; C07D209/04; C08K5/34; C08L91/00; C10M169/04; H01B3/20; H01B3/22; C10N30/00; C10N40/16; (IPC1-7): H01B3/20; C07D209/04; C07D209/44; C07D209/86; C07D455/02; C07D471/04; H01B3/22
Foreign References:
| EP0091249A1 | 1983-10-12 | |||
| US2443888A | 1948-06-22 | |||
| JP2000164034A | 2000-06-16 |
Attorney, Agent or Firm:
Hasegawa, Yoshiki (Okura-honkan 6-12, Ginza 2-chom, Chuo-ku Tokyo, JP)
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