Invention Grant
- Patent Title: Method for etching a ceramic phosphor converter
- Patent Title (中): 蚀刻陶瓷荧光转换器的方法
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Application No.: US13918412Application Date: 2013-06-14
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Publication No.: US08945415B2Publication Date: 2015-02-03
- Inventor: Alan Piquette
- Applicant: Alan Piquette
- Applicant Address: US MA Danvers
- Assignee: OSRAM SYLVANIA Inc.
- Current Assignee: OSRAM SYLVANIA Inc.
- Current Assignee Address: US MA Danvers
- Agent Robert F. Clark
- Main IPC: C03C15/00
- IPC: C03C15/00 ; C03C25/68 ; H01L33/50 ; C09K11/00
Abstract:
A method is described for etching ceramic phosphor converters. The method includes contacting a surface of the converter with a solution of phosphor acid for a time sufficient to etch the converter. The method is applicable to ceramic phosphor converters comprising a phosphor having a general formula MxAlyOz:RE wherein M is a metal and RE is a rare earth element.
Public/Granted literature
- US20140001156A1 Method for Etching a Ceramic Phosphor Converter Public/Granted day:2014-01-02
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