| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a compound which is a stable compound not decomposing if being contacted with a head, and is the compound capable of reducing a spacing between the head and a disc, and to provide a lubricating agent and a magnetic disc using the same. <P>SOLUTION: The compound is represented by formula (1): C<SB POS="POST">6</SB>H<SB POS="POST">4</SB>-(O-Z-R-X)<SB POS="POST">2</SB>...(1), wherein: Z is -CH<SB POS="POST">2</SB>CH<SB POS="POST">2</SB>O- or -CH<SB POS="POST">2</SB>CH(OH)CH<SB POS="POST">2</SB>O-; R is -CH<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>O(CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>O)<SB POS="POST">n</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CF<SB POS="POST">2</SB>CH<SB POS="POST">2</SB>-; n is a real number of 0 to 20; X is -OH, -O(CH<SB POS="POST">2</SB>)<SB POS="POST">m</SB>OH, -OCH<SB POS="POST">2</SB>CH(OH)CH<SB POS="POST">2</SB>OH, -OCH<SB POS="POST">2</SB>CH(OH)CH<SB POS="POST">2</SB>O-C<SB POS="POST">6</SB>H<SB POS="POST">5</SB>, or -OCH<SB POS="POST">2</SB>CH(OH)CH<SB POS="POST">2</SB>O-C<SB POS="POST">6</SB>H<SB POS="POST">4</SB>-OCH<SB POS="POST">3</SB>; and m is an integer of 1 to 6. The lubricating agent and the magnetic disc contain the compound. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
