Title:
SOLAR CELL AND PRODUCTION METHOD FOR SOLAR CELL
Document Type and Number:
WIPO Patent Application WO/2018/159306
Kind Code:
A1
Abstract:
[Problem] The present invention pertains to a solar cell and a solar cell production method and aims to: directly solder to an aluminum electrode on the rear surface of a silicon substrate or to a hole section in the aluminum electrode; and obtain sufficient fixing strength. [Solution] The present invention is configured so as to: form an aluminum electrode on the entire rear surface of a substrate or to form a hole in part of the aluminum electrode; solder an extraction line, using solder, on part of the entire surface of the formed aluminum electrode or in the section where the hole is formed; cause electrodes from the rear surface of the substrate to flow in; and to fix the extraction line to the substrate.
Inventors:
KAMISAKO KOICHI (JP)
ARAI KATSUYA (JP)
SUGAWARA MIEKO (JP)
KOBAYASHI KENICHI (JP)
KOMIYA HIDETOSHI (JP)
MATSUI SHOGO (JP)
NISHIGORI JUN (JP)
ARAI KATSUYA (JP)
SUGAWARA MIEKO (JP)
KOBAYASHI KENICHI (JP)
KOMIYA HIDETOSHI (JP)
MATSUI SHOGO (JP)
NISHIGORI JUN (JP)
Application Number:
PCT/JP2018/005255
Publication Date:
September 07, 2018
Filing Date:
February 15, 2018
Export Citation:
Assignee:
ARTBEAM CO LTD (JP)
International Classes:
H01L31/05; B23K1/00; B23K1/06; H01L31/0224
Domestic Patent References:
| WO2012086235A1 | 2012-06-28 |
Foreign References:
| JP2015159276A | 2015-09-03 | |||
| JPH06209115A | 1994-07-26 | |||
| JP2016006869A | 2016-01-14 | |||
| US20150050773A1 | 2015-02-19 |
Attorney, Agent or Firm:
OKADA Morihiro (JP)
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