Invention Grant
- Patent Title: Light-transmitting rare-earth gallium garnet ceramic, process for producing same, and faraday rotator
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Application No.: US14397943Application Date: 2013-04-05
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Publication No.: US10012850B2Publication Date: 2018-07-03
- Inventor: Hoshiteru Nozawa , Hideki Yagi , Takagimi Yanagitani
- Applicant: Konoshima Chemical Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: Konoshima Chemical Co., Ltd.
- Current Assignee: Konoshima Chemical Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: The Webb Law Firm
- Priority: JP2012-152248 20120706
- International Application: PCT/JP2013/060474 WO 20130405
- International Announcement: WO2014/006947 WO 20140109
- Main IPC: G02F1/00
- IPC: G02F1/00 ; G02F1/09 ; C04B35/50 ; C04B35/01 ; C04B35/645 ; B29C43/00 ; G02B27/28 ; B29D11/00 ; B29K103/06
Abstract:
There is provided a rare-earth gallium garnet ceramic having a high extinction ratio and a high light transmittance. The rare-earth gallium garnet ceramic contains, as a sintering aid, 5 mass ppm or more and 500 mass ppm or less of Ge calculated as metal, and 20 mass ppm or more and 250 mass ppm or less of Al calculated as metal.
Public/Granted literature
- US20150129816A1 Light-Transmitting Rare-Earth Gallium Garnet Ceramic, Process for Producing Same, and Faraday Rotator Public/Granted day:2015-05-14
Information query
