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:
Jun. 11, 2024

Filed:

May. 11, 2022
Applicant:

Industrial Technology Research Institute, Hsinchu, TW;

Inventors:

Pao-Ju Hsieh, Hsinchu County, TW;

Mei-Chih Peng, Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/34 (2006.01); C09D 11/033 (2014.01); C09K 19/12 (2006.01); C09K 19/20 (2006.01); C09K 19/22 (2006.01); C09K 19/32 (2006.01); C09K 19/58 (2006.01); H10K 50/115 (2023.01); B82Y 15/00 (2011.01);
U.S. Cl.
CPC ...
C09K 19/3405 (2013.01); C09D 11/033 (2013.01); C09K 19/12 (2013.01); C09K 19/2007 (2013.01); C09K 19/22 (2013.01); C09K 19/322 (2013.01); C09K 19/586 (2013.01); H10K 50/115 (2023.02); B82Y 15/00 (2013.01); C09K 2019/122 (2013.01); C09K 2019/2035 (2013.01); C09K 2019/2085 (2013.01); C09K 2019/323 (2013.01); C09K 2019/3408 (2013.01);
Abstract

Provided are a light color conversion material and a light color conversion ink. The light color conversion material includes a quantum dot and a cross-linkable cholesteric liquid crystal material. The cross-linkable cholesteric liquid crystal material encapsulates the quantum dot. The cross-linkable cholesteric liquid crystal material has Bragg diffraction characteristic after cross-linking, and blue light with a wavelength between 400 nm and 480 nm may be reflected by the cross-linked cholesteric liquid crystal material and transmitted through the cross-linked cholesteric liquid crystal material at the same time.


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