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.:
Date of Patent:
May. 10, 2022
Filed:
Oct. 19, 2017
Nec Corporation, Tokyo, JP;
Akinobu Shibuya, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A coating material includes a ceramic particle and binder. The ceramic particle includes a compound represented by a compositional formula of any of ARAlO, ARGaO, RAlO, and RGaO. A is one or more elements selected from a group consisting of Ca, Sr, and Ba, and R is one or more elements selected from a group consisting of rare earth elements. a is equal to or greater than 0.9 and equal to or less than 1.1, b is equal to or greater than 0.9 and equal to or less than 1.1, c is equal to or greater than 0.9 and equal to or less than 1.1, x is equal to or greater than 2.9 and equal to or less than 3.1, and y is equal to or greater than 4.9 and equal to or less than 5.1. The ceramic particle includes a pore and the porosity of the ceramic particle is equal to or greater than 20% and equal to or less than 40%.