| 摘要 |
A compound of the formula (1), lubricant containing the compound and magnetic disk (P3N3)-[R1-R2]6(1) wherein R1 is -OCH2CF2O(CF2CF2O)x(CF2O)yCF2CH2O-, or -OCH2CF2CF2O(CF2CF2CF2O)ZCF2CH2O- or -OCH2CF2CF2CF2O(CF2CF2CF2CF2O)nCF2CF2CF2CH2O-, x and y are each an integer of 0 to 15, z is an integer of 1 to 15, n is an integer of 0 to 20, R2 is hydrogen, hydroxyalkyl, amino or amido. |
