Back to results
US 10,507,551 B2Granted
Metal particle and articles formed therefrom
AssigneeNapra Co., Ltd.
InventorShigenobu Sekine
Life of this patent
Estimating the term…
Abstract
A formed article includes a metal particle which has a particle size in a range from 1 μm to 20 μm and consists of an outer shell and a core part. The core part contains Sn or a Sn alloy. The outer shell contains an intermetallic compound of Sn and Cu and covers 50% or more of a total surface area of the core part.
Claims2
A formed article containing a metal particle, wherein:
- the metal particle consists of a core part and an outer shell, the core part containing a metal or an alloy, the outer shell comprising an intermetallic compound and covering the core part;
- 50% or more of a total surface area of the core part is covered with the outer shell;
- a particle size of the metal particle being from 1 μm to 20 μm;
- the core part containing Sn or a Sn alloy;
- and
- the outer shell containing an intermetallic compound of Sn and Cu.
3 more elements
A laminated article having a laminated structure of a first layer and a second layer, the first layer containing a metal particle, and the second layer configuring a heat conductive layer or an electro-conductive layer, wherein:
- the metal particle consists of a core part and an outer shell, the core part containing a metal or an alloy, the outer shell comprising an intermetallic compound and covering the core part;
- wherein 50% or more of a total surface area of the core part is covered with the outer shell;
- a particle size of the metal particle being from 1 μm to 20 μm;
- the core part containing Sn or a Sn alloy;
- and
- the outer shell containing an intermetallic compound of Sn and Cu.
3 more elements
Dependencies are inferred from the claim text.