| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a temporary fixing sheet which firmly holds a ceramic sheet in a cutting step for the ceramic sheet and the like, also can provide high cutting accuracy, and then can efficiently and easily peel a chip from itself by being cooled to a predetermined temperature or lower, with a high degree of freedom in designing and adequate handleability. <P>SOLUTION: The temporary fixing sheet comprises a supporting substrate 1 and a temporary fixing layer 2 provided on at least one surface of the supporting substrate 1, wherein the temporary fixing layer 2 contains a urethane polymer and a vinyl polymer. <P>COPYRIGHT: (C)2012,JPO&INPIT |
