Automatic transmission fluid and method

Abstract

Abstract AUTOMATIC TRANSMISSION FLUID COMPOSITION COMPRISING AT LEAST 86 WEIGHT PERCENT OF A MINERAL LUBRICATING OIL, FROM 0.1 TO 5 WEIGHT PERCENT OF AN ASHLESS DISPERSANT AND FROM 0.01 TO 5 WEIGHT PERCENT OF A SUBSTITUTED ASPARTAMIDE REPRESENTED BY THE FORMULA: IN WHICH X AND Y ALTERNATELY REPRESENT HYDROGEN AND THE RADICAL R''R"N-, R AND R'' EACH REPRESENT AN ALIPHATIC HYDROCARBON RADICAL HAVING FROM ABOUT 1 TO 30 CARBON ATOMS, AND R" IS HYDROGEN OR AN ALIPHATIC HYDROCARBON RADICAL HAVING 1 TO 30 CARBON ATOMS AND A METHOD OF OPERATING AN AUTOMATIC TRANSMISSION HAVING FRICTION SENSITIVE POWER TRANSMITTING MEANS ON A COMPOSITION COMPRISING A MINERAL OIL AND THE ABOVE-DESCRIBED SUBSTITUTED ASPARTAMIDE. HOOC-CH(-X)-CH(-Y)-CO-N(-R)-R"

Inventors

• 👤 Arthur William Godfrey
• 👤 Peter Dorn
• 👤 Wheeler C Crawford

Bibliographic Details