Near infrared screening filter glass

Details Near infrared screening filter glass Near infrared screening filter glass

1992-02-28

1993-07-13

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501104, C03C 3064

Patent

active

052273431

ABSTRACT:
A near infrared screening filter glass consisting essentially of from 35 to 60 wt. % of P.sub.2 O.sub.5, from 10 to 30 wt. % of Al.sub.2 O.sub.3, from 1.5 to 15 wt. % of SiO.sub.2, from 3 to 15 wt. % of B.sub.2 O.sub.3 and from 0.1 to 10 wt. % of CuO.

REFERENCES:
patent: 4303298 (1981-12-01), Yamashita
patent: 5032315 (1991-07-01), Hayden et al.

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