Lead-, cadmium- and barium-free frits for ceramic glazes

Details Lead-, cadmium- and barium-free frits for ceramic glazes Lead-, cadmium- and barium-free frits for ceramic glazes

1992-08-03

1993-11-23

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 24, 501 26, 501 67, C03C 804

Patent

active

052643980

ABSTRACT:
A frit composition for ceramic glazes is disclosed which is free of lead, cadmium and also barium. The composition contains SiO.sub.2, B.sub.2 O.sub.3, Al.sub.2 O.sub.3, alkali metal oxide, CaO, ZnO, and optionally MgO, SrO, TiO.sub.2, Bi.sub.2 O.sub.3, P.sub.2 O.sub.5 or ZrO.sub.2.

REFERENCES:
patent: 4084976 (1978-04-01), Hinton
patent: 4282035 (1981-08-01), Nigrin
patent: 4340645 (1982-07-01), O'Conor
patent: 4970178 (1990-11-01), Klimas et al.
patent: 5091345 (1992-02-01), Becker
patent: 5204291 (1993-04-01), Nigrin
Chemical Abstracts, vol. 89, No. 4, p. 322 (1978), Abstract No. 29553f.

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