| 摘要 |
<p>FN 915,539 Flexible magnetic recording tape is lubricated by a thin coating of a fluorinated telechelic polyether polymer having at least one polar groups such as -CONHCH2CH2OH , -COOCH3 , -CH2OH , and -COCF3 . This is believed to provide for the first time reliably effective lubrication at 40.degree.C and 80% relative humidity.</p> |
