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Patent Searching and Data


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)
Application Number:
JP2018/005255
Publication Date:
September 07, 2018
Filing Date:
February 15, 2018
Export Citation:
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Assignee:
ARTBEAM CO LTD (JP)
International Classes:
H01L31/05; B23K1/00; B23K1/06; H01L31/0224
Domestic Patent References:
WO2012086235A12012-06-28
Foreign References:
JP2015159276A2015-09-03
JPH06209115A1994-07-26
JP2016006869A2016-01-14
US20150050773A12015-02-19
Attorney, Agent or Firm:
OKADA Morihiro (JP)
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