| 摘要 |
Compounds and lubricant compositions are disclosed that comprise a substituted linear thiourea of structure (I) wherein R1, R2, and R4 are independently selected from the group consisting of alkyl, alkenyl, aryl, alkaryl, aralkyl, and hydrogen; R3 is selected from the group consisting of alkyl, alkenyl, and combinations thereof; X is selected from the group consisting of (i) methylene, if, and only if, R3 is alkylene, (ii) oxygen, and (iii) sulfur; and A is selected from the group consisting of alkylene and aryl.
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