Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1976-12-13
1978-04-18
Douglas, Winston A.
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 62, 106 733, 106 7332, 106 734, 106 735, 252 635, C04B 3504
Patent
active
040849791
ABSTRACT:
A magnesia ceramic for high-frequency electric insulation is produced by using, as the principal component, magnesia and adding thereto a calcium-magnesium-phosphate and at least one member selected from the group consisting of the oxides of aluminum, silicon, beryllium and tungsten.
REFERENCES:
patent: 2479504 (1949-08-01), Moore et al.
patent: 2571526 (1951-10-01), Bonnet
patent: 3647488 (1972-03-01), Brigham et al.
patent: 3752684 (1973-08-01), Kiehl et al.
patent: 3920464 (1975-11-01), Damiano
Hayashi Hiroshi
Sano Shiro
Takagi Hiroyoshi
Agency of Industrial Science & Technology
Douglas Winston A.
Kelman Kurt
Sheehan John P.
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