| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a composite polyamide ester composition which can exhibit excellent lubrication performance and has excellent dispersibility in a base oil.SOLUTION: Provided is a composite polyamide ester composition containing a polyamide ester which is obtained by condensing a dendrimer compound represented by the following general formula (1), a polybasic carboxylic acid, and a monohydric alcohol. In the general formula (1), Z represents a n-valent atomic group containing a nitrogen atom; Lrepresents a (m+1)-valent linking group; Xrepresents -CONH-, -COO-, -OCO-, or -NHCO-; Rrepresents a group having a terminal amino group or hydroxyl group; n is an integer of 2 to 6; m is an integer of 1 to 4; and n+m is 4 or more.</p> |
