ALUMINUM ALLOY CONDUCTIVE WIRE

• US 20170154699A1
• Filed: 11/11/2016
• Published: 06/01/2017
• Est. Priority Date: 11/30/2015
• Status: Abandoned Application

• Current Assignee: Metal Industries Research and Development Centre
• Original Assignee: Metal Industries Research and Development Centre
• Inventors: Kang, Ching-Shing, Shih, Jing-Shiang, Wu, Ruei-Hong
• Application Number:
  US15/349,055
• Publication Number:
  US 20170154699A1
• Time in Patent Office: Days
• CPC Class Codes: C22C 21/00 Alloys based on aluminium
• CPC Class Codes: H01B 1/023 Alloys based on aluminium

Abstract

Aluminum alloy conductive wire consists of 0.5 to 1.0 wt % iron (Fe), 0.05 to 0.3 wt % copper (Cu) and the balance aluminum (Al) plus incidental impurities. The aluminum alloy conductive wire with fine heat resistance and conductivity can apply to wire bonding of high power device.

Claims

1. An aluminum alloy conductive wire consisting of 0.5 to 1.0 wt % iron (Fe), 0.05 to 0.3 wt % copper (Cu) and the balance aluminum (Al) plus incidental impurities.

2. The aluminum alloy conductive wire in accordance with claim 1, wherein the conductivity of the aluminum alloy conductive wire is equal or higher than 62% IACS.

3. The aluminum alloy conductive wire in accordance with claim 1, wherein the conductivity of the aluminum alloy conductive wire is between 62 and 62% IACS.

4. The aluminum alloy conductive wire in accordance with claim 1, wherein the soften temperature of the aluminum alloy conductive wire is equal or higher than 175°

C.

5. The aluminum alloy conductive wire in accordance with claim 1, wherein the soften temperature of the aluminum alloy conductive wire is between 175 and 190°

C.

6. The aluminum alloy conductive wire in accordance with claim 1, wherein the hardness of the aluminum alloy conductive wire is lower than 35 Hv.