Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1989-07-06
1991-04-09
Group, Karl
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 18, 501 41, 501 51, 501 23, C03C 824
Patent
active
050064894
ABSTRACT:
The soldering enamel is composed of a basic enamel consisting of aluminium oxide and a rare earth metal oxide and/or an alkali earth metal oxide and, in the given case, some other metallic or metalloid oxide, and of a ceramic filling material. The filling material is a zirconium-rare earth oxide of perovskite crystal structure. The quantity of the filling material amounts up to 5 mass % referred to the overall quantity of enamel.
REFERENCES:
patent: 4298388 (1981-11-01), Sack
patent: 4326038 (1982-04-01), Oda et al.
patent: 4585972 (1986-04-01), Hing
Hacks Chemical Dictionary, Third Edition, p. 529.
Farkasne Maria J.
Nagel Ferenc
Group Karl
Meller Michael N.
Tungsram Reszvenytarsasag
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