The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 02, 2011

Filed:

Mar. 03, 2010
Applicants:

Michael Schossmann, Frauental, AT;

Georg Kuegerl, Eibiswald, AT;

Alexander Glazunov, Deutschlandsberg, AT;

Inventors:

Michael Schossmann, Frauental, AT;

Georg Kuegerl, Eibiswald, AT;

Alexander Glazunov, Deutschlandsberg, AT;

Assignee:

Epcos AG, Munich, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/187 (2006.01);
U.S. Cl.
CPC ...
Abstract

A ceramic material includes lead zirconate titanate, which additionally contains Nd and Ni. For example, the ceramic material may have a composition according to the following formulae:for y≦x/2: a PbO+(PbNd)((ZrTi)Ni)Ofor y>x/2: a PbO+(PbNd)((ZrTi)Ni)Owhere 0≦a<1, 0<x<1, 0<y<1, 0<z<1, a stands for an excess of PbO in the weigh-in, □ represents a Pb vacancy and ⋄ represents an O vacancy.


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Schossmann, Michael. (2011). Ceramic material, method for producing the same, and electro-ceramic component comprising the ceramic material (U.S. Patent No. 7990029). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7990029

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