PERFLUOROPOLYETHER COMPOUND, LUBRICANT CONTAINING SAME, AND MAGNETIC DISC

摘要

Disclosed are a compound represented by formula (1), a lubricant using same, and a magnetic disc using same. Formula (1) R3O-CH2-R1-CH2O-A-O) n-CH2-R1-CH2-OR4 In formula (1), n is an integer 1-6, and R1 is -CF2O(CF2CF2O)x(CF2O)yCF2- or -CF2CF2O(CF2CF2CF2O)zCF2CF2-. A is a group represented by -CH2-R2-CH2. R2 is an aromatic group represented by -C6H4-, C6H4-O-C6H4- or C10H6-. R3 and R4 each represents a hydrogen atom or -CH2CH(OH)CH2OH. x and y represent real numbers 0-30. z is a real number 1-30.