Green fluorescent powder composition and cathode ray tube manufactured therefrom


Application Number: 00108894
Application Date: 2000.04.14
Publication Number: 1270381
Publication Date: 2000.10.18
Priority Information: 1999/4/14 KR 13146/99; 1999/6/30 KR 25807/99
International: C09K11/00;G09G1/06
Applicant(s) Name: Samsung SDI Co., Ltd
Address:
Inventor(s) Name: Youn Won-Ho;Chong Jwa-Yong;Ho Gyong-Chae
Patent Agency Code: 72001
Patent Agent: zhong shouqi
Abstract A green-emitting phosphor composition and a cathode ray tube(CRT) manufactured using the same are provided. The composition including 5 to 50 wt % of a SrGa2S4:Eu phosphor and 50 to 95 wt % of a Y2(Al, Ga)5O12:Tb phosphor has excellent luminance, degradation and afterglow characteristics so that it can be advantageously used for manufacturing projection type CRTs.