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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9876131 B1

PDFFull Text
Date of Patent:
Jan. 23, 2018

Filed:

Aug. 01, 2014

Ink composition for manufacturing light absorption layer of solar cells and method of manufacturing thin film using the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Hosub Lee, Daejeon, KR;

Seokhyun Yoon, Daejeon, KR;

Seokhee Yoon, Daejeon, KR;

Eun Ju Park, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:

Helene Klemanski

Int. Cl.
CPC ...
C09D 11/52 (2014.01); H01L 31/0384 (2006.01); H01L 31/032 (2006.01); H01L 31/18 (2006.01); H01L 21/02 (2006.01);
U.S. Cl.
CPC ...
H01L 31/03845 (2013.01); C09D 11/52 (2013.01); H01L 21/0256 (2013.01); H01L 21/02557 (2013.01); H01L 21/02568 (2013.01); H01L 21/02601 (2013.01); H01L 21/02628 (2013.01); H01L 31/0324 (2013.01); H01L 31/0326 (2013.01); H01L 31/18 (2013.01); Y02E 10/50 (2013.01);
Abstract

Disclosed are an ink composition for manufacturing a light absorption layer of solar cells and a method of manufacturing a thin film using the same. Particularly, an ink composition for manufacturing a light absorption layer of solar cells including core-shell structure nanoparticles including a core including a copper (Cu)-containing chalcogenide and a shell including a zinc (Zn)-containing chalcogenide; and tin (Sn)-containing bimetallic or intermetallic metal nanoparticles, or a tin (Sn)-containing chalcogenide nanoparticles, dispersed in a solvent, and a method of manufacturing a thin film using the same are disclosed.

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