Use of a polymer for optical disks.

摘要

57 A material for optical disks which comprises a polymer containing at least 20 wt.% of a structural unit represented by the formula
<Chemistry id="chema01" num="0001"><Image id="ia01" he="10" wi="44" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein X is fluorine or alkyl having 1 to 6 carbon atoms, and R' is fluoroalkyl having 2 to 10 carbon atoms.