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.

Date of Patent:
Oct. 25, 2022

Filed:

Mar. 31, 2021
Applicants:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

The University of Electro-communications, Chofu, JP;

Inventors:

Taizo Masuda, Yokohama, JP;

Qing Shen, Chofu, JP;

Chao Ding, Chofu, JP;

Yaohong Zhang, Chofu, JP;

Feng Liu, Chofu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/66 (2006.01); C07F 7/24 (2006.01); B82Y 40/00 (2011.01); B82Y 20/00 (2011.01);
U.S. Cl.
CPC ...
C09K 11/664 (2013.01); C07F 7/24 (2013.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01);
Abstract

A method of the present disclosure for producing methylammonium lead halide perovskite quantum dots includes providing a Pb-oleic acid solution containing a Pb source that is soluble in oleic acid, oleic acid, and a non-polar solvent, providing a methylammonium-oleic acid solution containing methylammonium acetate and oleic acid, providing a reaction solution of tetrabutylammonium halide and oleylamine, and mixing the Pb-oleic acid solution, the methylammonium-oleic acid solution, and the reaction solution.


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