Dielectric composition, and multilayered ceramic capacitor including the same as dielectric layer
US-9324498-B2 · Apr 26, 2016 · US
Dielectric composition and electronic component
US9567263B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9567263-B2 |
| Application number | US-201514882067-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 13, 2015 |
| Priority date | Oct 27, 2014 |
| Publication date | Feb 14, 2017 |
| Grant date | Feb 14, 2017 |
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Abstract
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A dielectric composition contains a complex oxide represented by the formula of xAO-yB′O-zB″ 2 O 5 as the main component, wherein A represents at least one element selected from the group made of Ba, Ca and Sr, B′ represents at least one element selected from the group made of Mg, Zn and Ni, B″ represents at least one element selected from the group made of Nb and Ta, and x, y and z meet the following conditions, x+y+z=1.000, 0.375≦x≦0.563, 0.250≦y≦0.500, and x/3≦z≦x/3+1/9. An electronic component using the dielectric composition is also provided.
First claim
Opening claim text (preview).
What is claimed is: 1. A dielectric composition comprising a complex oxide represented by the formula of xAO-yB′O-zB″ 2 O 5 as the main component, wherein, A represents at least one element selected from the group consisting of Ba, Ca and Sr, B′ represents at least one element selected from the group consisting of Mg and Ni, B″ represents at least one element selected from the group consisting of Nb and Ta, and x, y and z meet the following conditions, x+y+z= 1.000, 0.375≦ x≦ 0.563, 0.250≦ y≦ 0.500, and x/ 3≦ z≦x/ 3+1/9. 2. The dielectric composition of claim 1 wherein, x, y and z in the formula meet the following conditions, x+y+z= 1.000, 0.425≦ x≦ 0.525, 0.275≦ y≦ 0.409, and x/ 3+0.025≦ z≦x/ 3+0.081. 3. An electronic component comprising the dielectric composition of claim 1 . 4. An electronic component comprising the dielectric composition of claim 2 .
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Classifications
Barium oxides or oxide-forming salts thereof · CPC title
Nickel oxides, nickalates, or oxide-forming salts thereof · CPC title
based on zinc, tin, or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates · CPC title
characterised by the order of addition of constituents or additives · CPC title
- C04B35/495Primary
based on vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates · CPC title
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- What does patent US9567263B2 cover?
- A dielectric composition contains a complex oxide represented by the formula of xAO-yB′O-zB″ 2 O 5 as the main component, wherein A represents at least one element selected from the group made of Ba, Ca and Sr, B′ represents at least one element selected from the group made of Mg, Zn and Ni, B″ represents at least one element selected from the group made of Nb and Ta, and x, y and z meet the f…
- Who is the assignee on this patent?
- Tdk Corp
- What technology area does this patent fall under?
- Primary CPC classification C04B35/495. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Feb 14 2017 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).