Patent ID: 6638417
Filing Date: 2003-10-28
Classification: C10M,C10N

Abstract:
A traction drive fluid comprising one or more naphthenic compounds selected from the group consisting of those represented by formula (1): wherein R1 is an alkyl group having 1 to 8 carbon atoms, R2 through R4 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms, and A is a group selected from the group consisting of (i) a naphthenic hydrocarbon group represented by a formula selected from the group consisting of formulae (8), (12) and (13): wherein R9 through R12 and R37 through R44 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms; and(ii) a saturated polycyclic hydrocarbon group represented by formula (14) or (15): wherein R45 through R48 are each independently hydrogen or an alkyl group having 1 to 8 carbon atoms.