Fluorescent lamp and manufacturing method thereof
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United States of America Patent
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Jun 1, 2010
Grant Date -
Jul 12, 2007
app pub date -
Dec 1, 2006
filing date -
Dec 26, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of manufacturing a fluorescent lamp is provided. One of a dispersed metal oxide precursor sol prepared by a sol-gel reaction and a fluorescent substance slurry is coated on a glass tube having at least one open side and then the other of the fluorescent substance slurry and the dispersed metal oxide precursor sol is coated on the glass tube. Next, passivation and fluorescent layers are simultaneously formed by baking the coated layers. Then, air is exhausted out of the glass tube and a discharge gas is injected into the glass tube. Finally, the glass tube is sealed.
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