Glaze ceramic base

Details Glaze ceramic base Glaze ceramic base

1985-12-24

1987-01-06

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of quartz or glass

428428, 428701, 428702, 428901, C03C 322, C03C 502, C04B 3326

Patent

active

046346341

ABSTRACT:
A glazed ceramic base is disclosed comprising a ceramic base having provided and calcined thereon a glaze composition comprising from 56 to 71 mol % SiO.sub.2, 15.5 to 28 mol % BaO, and 6 to 16 mol % Al.sub.2 O.sub.3 as necessary ingredients, and one or more members of up to 10 mol % SrO, up to 8 mol % B.sub.2 O.sub.3, up to 10 mol % CaO, and up to 3 mol % MgO as a first group of auxiliary ingredients, with the combined content of the first group of auxiliary ingredients being not more than 10 mol % of the total content. This glaze composition may comprise a second group of auxiliary ingredients.

REFERENCES:
patent: 3927238 (1975-12-01), Di Marcello
patent: 4084976 (1978-04-01), Hinton
patent: 4120733 (1978-10-01), Knapp
patent: 4256497 (1981-03-01), Knapp
patent: 4282035 (1981-08-01), Nigrin
patent: 4340645 (1982-07-01), O'Conor
patent: 4358541 (1982-11-01), Andrus et al.
patent: 4385127 (1983-05-01), Chyung

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