Glass compositions

Details Glass compositions Glass compositions

1977-03-16

1978-06-13

McCarthy, Helen M.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

65 3A, 65DIG7, 106 52, 106 54, 106 47Q, 106 47R, 350 9629, C03C 1300

Patent

active

040946894

ABSTRACT:
Glass composition pairs which are suitable for processing into fibers with a gradient refractive index profile for use in telecommunication. They consist of GeO.sub.2 B.sub.2 O.sub.3 /SiO.sub.2, alkali oxide which in one composition consists of Li.sub.2 O and/or Na.sub.2 O and in the other composition of Na.sub.2 O and/or K.sub.2 O and other compatible oxides.

REFERENCES:
patent: 3758284 (1973-09-01), Haller
patent: 3843228 (1974-10-01), Yoshiyagawa et al.
patent: 3859103 (1975-01-01), Yoshiyagawa et al.
patent: 3884550 (1975-05-01), Maurer et al.
patent: 3938974 (1976-02-01), Macedo et al.
patent: 4011006 (1977-03-01), Fleming et al.

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