| abstract |
Clean gears in the L-60 Test result from the use of gear oils containing, in combination, (i) a carboxylic derivative such as a succinimide, boronated succinimide, succinic acid ester, boronated succinic acid ester, succinic acid salt, (or any mixture of these), in which the succinic moiety is substituted by a group derived from polyalkene having an Mn value of 500 to 10,000; and (ii) at least one amine salt of at least one monocarboxylic or polycarboxylic acid. |