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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 12336423 B1

PDFFull Text
Date of Patent:
Jun. 17, 2025

Filed:

Aug. 31, 2020

Active layer composition for solar cell, preparation method thereof and organic solar cell comprising the same

Applicant:

Pusan National University Industry-university Cooperration Foundation, Busan, KR;

Inventors:

Sung Ho Jin, Busan, KR;

Jin Hwan Yoon, Busan, KR;

Ho Yeol Park, Busan, KR;

Assignee:

PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, Busan, KR;

Attorney:

NORTON ROSE FULBRIGHT US LLP

Primary Examiner:

Thanh Truc Trinh

Int. Cl.
CPC ...
H01L 31/00 (2006.01); C07F 7/08 (2006.01); C08G 61/12 (2006.01); H10K 85/20 (2023.01); H10K 85/40 (2023.01); H10K 30/30 (2023.01); H10K 85/10 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
H10K 85/40 (2023.02); C07F 7/0838 (2013.01); C07F 7/0889 (2013.01); C08G 61/126 (2013.01); H10K 85/211 (2023.02); C08G 2261/124 (2013.01); C08G 2261/1412 (2013.01); C08G 2261/147 (2013.01); C08G 2261/149 (2013.01); C08G 2261/18 (2013.01); C08G 2261/226 (2013.01); C08G 2261/228 (2013.01); C08G 2261/3223 (2013.01); C08G 2261/3243 (2013.01); C08G 2261/91 (2013.01); H10K 30/30 (2023.02); H10K 85/113 (2023.02); H10K 85/151 (2023.02); H10K 85/655 (2023.02); H10K 85/6576 (2023.02);
Abstract

Disclosed are an active layer composition for a solar cell containing a two-dimensional conjugated polymer that has excellent thermal/chemical stability and may improve power conversion efficiency of an organic solar cell via realization of high open-circuit voltage and short-circuit current, a preparation method of the composition, and an organic solar cell containing the composition. The composition contains a two-dimensional conjugated polymer having a repeating unit represented by a following Chemical Formula 4-2 as an electron donor material: wherein the Chemical Formula 4-2, n is an integer of 5 to 2000.

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Jin, Sung. (2025). Active layer composition for solar cell, preparation method thereof and organic solar cell comprising the same (U.S. Patent No. 12336423). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12336423

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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