abstract |
Automatic transmission fluid comprising a mineral lubricating oil, a zinc di-(alkylphenoxyalkoxyalkyl) dithiophosphate, a nitrogen-containing methacrylate polymer, a polyethylene polyamine-alkenyl succinic anhydride reaction product, an arylsubstituted naphthylamine and an N-acyl sarcosine, and a method of operating an automatic transmission. |