Dielectric of the basis of lead titanates, method of manufacturing same and a multilayer capacitor comprising the dielectric

Patent · Tue Oct 02 00:00:00 EDT 1984

OSTI ID:5813792

Hardtl, K H

A dielectric having a sintering temperature in the range from 800/sup 0/ to 1000/sup 0/ C. on the basis of lead titanates, in which at least 50 mol % of the titanium are substituted by Mg and W, the stoichiometric basic compound having the following composition: Pb(Ti/sub 1/-x-yMg /SUB x/ W /SUB y/ )O/sub 3/ wherein 0.25less than or equal toxless than or equal to0.35 and 0.25less than or equal toyless than or equal to0.35 and comprising an addition of 0.001 to 0.006 (5PbO+1-WO/sub 3/) on an additive molar basis.

• Assignee: US Philips Corporation
• Patent Number(s): US 4474894
• OSTI ID: 5813792
• Resource Relation: Patent Priority Date: Priority date 22 Feb 1983, Germany, Federal Republic of (F.R. Germany); Other Information: PAT-APPL-468818
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
DIELECTRIC MATERIALS
CHEMICAL COMPOSITION
CHEMICAL PREPARATION
SINTERING
LEAD COMPOUNDS
TITANATES
ADDITIVES
MAGNESIUM
TUNGSTEN
VERY HIGH TEMPERATURE
ALKALINE EARTH METALS
ELEMENTS
FABRICATION
MATERIALS
METALS
OXYGEN COMPOUNDS
SYNTHESIS
TITANIUM COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
360601* - Other Materials- Preparation & Manufacture