| abstract |
PROBLEM TO BE SOLVED: To provide friction durability, improve performance with respect to engagement of a torque converter and a shift clutch, suppress vibration, vibration and noise to the minimum, and improve fuel economy, for a formulated power transmission Providing fluid. An organic ester of succinimide, phosphoric acid, phosphorous acid or their esters made from a base oil and a borated dispersant containing up to 1% by weight boron, alkenyl succinic acid or anhydride and ammonia A power transmission fluid comprising an additive composition comprising a phosphorus-containing wear resistant component comprising an amine salt. [Selection figure] None |