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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 11697621 B1

PDFFull Text
Date of Patent:
Jul. 11, 2023

Filed:

Jan. 12, 2022

Preparation method for ceramic composite material, ceramic composite material, and wavelength converter

Applicant:

Appotronics Corporation Limited, Guangdong, CN;

Inventors:

Qian Li, Shenzhen, CN;

Yanzheng Xu, Shenzhen, CN;

Assignee:

APPOTRONICS CORPORATION LIMITED, Guangdong, CN;

Attorney:

Burris Law, PLLC

Primary Examiner:

Alexander M Weddle

Int. Cl.
CPC ...
C04B 35/628 (2006.01); C01F 7/028 (2022.01); C04B 35/195 (2006.01); C04B 35/117 (2006.01); C04B 35/113 (2006.01); B01J 8/00 (2006.01); C09K 11/77 (2006.01);
U.S. Cl.
CPC ...
C04B 35/62813 (2013.01); B01J 8/008 (2013.01); C01F 7/028 (2013.01); C04B 35/113 (2013.01); C04B 35/117 (2013.01); C04B 35/195 (2013.01); C09K 11/7774 (2013.01); B01J 2208/00017 (2013.01); B01J 2208/00805 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/786 (2013.01);
Abstract

Provided is a ceramic composite material and a wavelength converter. The ceramic composite material includes: an alumina matrix, a fluorescent powder uniformly distributed in the alumina matrix, and scattering centers uniformly distributed in the alumina matrix, wherein the alumina matrix is an alumina ceramics, the scattering centers are alumina particles, the alumina particles each have a particle diameter of 1 μm to 10 μm, and the fluorescent powder has a particle diameter of 13 μm to 20 μm.

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Li, Qian. (2023). Preparation method for ceramic composite material, ceramic composite material, and wavelength converter (U.S. Patent No. 11697621). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11697621

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