| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cage-type polysilsesquioxane that controls a structure having a symmetry in order to further improve physical properties of a polymer having a cage-type polysilsesquioxane. <P>SOLUTION: The siloxane compound is represented by formula (1) (wherein R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>are each a hydrogen atom, -OH, -SH or a 1-30C monofunctional organic group and R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>are mutually different groups; and m is an integer of 4-8). <P>COPYRIGHT: (C)2012,JPO&INPIT |
