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:
Oct. 08, 2019
Filed:
Aug. 24, 2015
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventors:
Noriaki Hamaya, Echizen, JP;
Yasushi Takai, Echizen, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/18 (2006.01); C23C 4/11 (2016.01); C23C 4/134 (2016.01);
U.S. Cl.
CPC ...
C09D 5/18 (2013.01); C23C 4/11 (2016.01); C23C 4/134 (2016.01); Y10T 428/24413 (2015.01); Y10T 428/2982 (2015.01);
Abstract
A spray material comprising rare earth element oxyfluoride particles having an aspect ratio of up to 2, an average particle size of 10-100 μm, and a bulk density of 0.8-2 g/cm, and containing not more than 0.5 wt % of carbon and 3-15 wt % of oxygen is suitable for air plasma spraying. An article having a sprayed coating of rare earth element oxyfluoride has high resistance against plasma etching and a long lifetime.