Alkali metal, copper phosphate glasses

Details Alkali metal, copper phosphate glasses Alkali metal, copper phosphate glasses

1992-11-05

1994-02-15

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 44, 501 46, 501 47, 501 48, C03C 316

Patent

active

052866831

ABSTRACT:
This invention is directed to the production of glasses exhibiting transition temperatures below 375.degree. C., preferably below 350.degree. C., and superior resistance to attack by boiling water. The glasses contain at least 10% copper, as expressed in terms of CuO, the predominant proportion of the copper being present in the Cu.sup.+2 oxidation state. The glasses consist essentially, in mole percent, of

REFERENCES:
patent: 4482541 (1984-11-01), Telfer et al.
patent: 4940677 (1990-07-01), Beall et al.
patent: 4996172 (1991-02-01), Beall et al.
patent: 5021366 (1991-06-01), Aitken
patent: 5043369 (1991-08-01), Bahn et al.
patent: 5071795 (1991-10-01), Beall et al.
patent: 5122484 (1992-06-01), Beall et al.

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