BINDER FOR BOND MAGNET, COMPOSITION FOR BOND MAGNET, BOND MAGNET, AND METHOD FOR MANUFACTURING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a binder for a bond magnet having a long pot life.SOLUTION: The present invention relates to a binder for a bond magnet, which comprises: silsesquioxane expressed by [RSiO][RSiO][RSiO], and having a weight-average molecular weight of 2000 or less; and a siloxane compound having a hydrosilyl group, a hydrogen functional group chemical equivalent of 50-300 g/mol, and a weight-average molecular weight of 2000 or less, where Rrepresents a styryl group or an alkenyl group with 2-20C, Rrepresents an alkyl group with 1-20C, an aryl group with 6-20C, or an aralkyl group with 7-20C, Rrepresents an alkyl group with 1-10C, a styryl group, or an alkenyl group with 2-20C, l is a number of 0.05 to 0.9, m is a number of 0 to 0.85, and n is a number of 0.1 to 0.95, and l+m+n=1.SELECTED DRAWING: None