Glass for a fluorescent lamp

Details Glass for a fluorescent lamp Glass for a fluorescent lamp

1996-09-10

1998-05-05

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 61, 501 62, 501 66, C03C 3093, C03C 412

Patent

active

057473994

ABSTRACT:
In order to provide a glass which can be sealed to tungsten and Kovar and has a solarization resistance against the ultraviolet ray, and which is adaptable for use in a fluorescent lamp of a reduced size used as a light source for a lighting device in a liquid crystal display (13). The glass for use in a fluorescent lamp which consists essentially, by weight, of SiO.sub.2 55-79%, B.sub.2 O.sub.3 12.5-25%, Al.sub.2 O.sub.3, 0.5-10% Li.sub.2 O+Na.sub.2 O+K.sub.2 O 1-16%, ZrO.sub.2 0.01-5%, TiO.sub.2 +PbO+Sb.sub.2 O.sub.3 0.05-11%.

REFERENCES:
patent: 4342553 (1982-08-01), Graff et al.
patent: 4666871 (1987-05-01), Spierings et al.

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