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Patent Searching and Data


Title:
太陽電池の製造方法
Document Type and Number:
Japanese Patent JP4650842
Kind Code:
B2
Abstract:

To provide a method of manufacturing a solar battery of excellent characteristics in a simple process by using a phosphor based dopant coating liquid in a form suitable for application by an inkjet method.

The method of manufacturing the solar battery includes: a step of applying the alcoholic solution of phosphorous acid to a p-type semiconductor substrate by the inkjet method so that the dots of the alcoholic solution of the phosphorous acid partially overlap; and a step of forming the n-type diffusion layer of a different phosphor concentration on the p-type semiconductor substrate by thermally diffusing phosphor.

COPYRIGHT: (C)2009,JPO&INPIT


Inventors:
Shigeru Matsuno
Masahiro Fujikawa
Shinnobu Daisuke
Application Number:
JP2007325894A
Publication Date:
March 16, 2011
Filing Date:
December 18, 2007
Export Citation:
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Assignee:
Mitsubishi Electric Corporation
International Classes:
H01L31/04; H01L21/22; H01L21/225
Domestic Patent References:
JP2004221149A
JP2004119482A
JP2006310373A
Attorney, Agent or Firm:
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda