Lead-free U.V. absorbing glass

Details Lead-free U.V. absorbing glass Lead-free U.V. absorbing glass

1987-12-17

1989-08-22

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 25, 501 26, 501 58, 501 59, 501 65, 501 66, 501 67, 501 77, 501 78, 106 29, C03C 408

Patent

active

048596370

ABSTRACT:
The present invention relates to an improved U.V. absorbing glass composition comprising from about 75 to about 98 parts by weight of a lead oxide free base glass having dissolved therein from about 2 to about 25 parts by weight of a U.V. additive selected from the group consisting of cerium oxide, manganese oxide, iron oxide, cobalt oxide, copper oxide, vanadium oxide, molybdenum oxide, and mixtures of two or more of said oxides; and to an ink composition comprising from about 15 to about 25% by weight vehicle, from about 8 to about 16% by weight a ceramic pigment, and from about 59 to about 77% by weight of said U.V. absorbing glass composition.

REFERENCES:
patent: 3098753 (1963-07-01), Van Dolah et al.
patent: 3146120 (1964-08-01), Upton et al.
patent: 3677778 (1969-09-01), Ali et al.
patent: 3955991 (1976-05-01), Young et al.
patent: 4353991 (1982-10-01), Van Ness et al.
patent: 4521524 (1985-06-01), Yamashita
Weyl, "Coloured Glasses", Society of Glass Technology, 1951 reprint 1967, pp. 212-213, 232-234.

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