PILLAR FORMING PAST, MANUFACTURING METHOD OF PILLAR, MANUFACTURING METHOD OF BUMP STRUCTURE, PILLAR AND BUMP STRUCTURE

摘要

PROBLEM TO BE SOLVED: To provide a pillar forming past, a manufacturing method of pillar, a manufacturing method of bump structure, a pillar and a bump structure capable of improving the productivity of pillar while preventing variation in height of pillars.;SOLUTION: A pillar forming past contains: a first high melting point metal powder having a first average particle diameter; a second high melting point metal powder having a second average particle diameter smaller than the first average particle diameter; a binder of a mix powder mixed with a low melting point metal powder having a melting point lower than that of the first and the second high melting point metal powder.;SELECTED DRAWING: None;COPYRIGHT: (C)2016,JPO&INPIT