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CERAMIC SUBSTRATE AND MANUFACTURING METHOD THEREFOR
PROBLEM TO BE SOLVED: To provide a ceramic substrate providing strong conjugation between ceramics having different specific relative dielectric constants by suppressing cracks or delamination on a ceramic substrate for compounding ceramic layers having different specific relative dielectric constants and capable of at least suppressing the used amount of B, and a manufacturing method therefor.SOLUTION: There is provided a ceramic substrate having an oxide dielectric body having a specific dielectric constant of AlOor larger than that of AlO, a first ceramic layer 1 containing Sr anorthite and a second ceramic layer 2 containing Sr anorthite and cordierite and having a specific dielectric constant smaller than the first ceramic layer 1.SELECTED DRAWING: Figure 1
【課題】比誘電率の異なるセラミック層を複合するセラミック基板において、クラックやデラミネーションを抑制して、比誘電率の異なるセラミック層間で強固な接合が得られるとともに、Bの使用量を少なく抑えることが出来るセラミック基板とその製造方法の提供。【解決手段】Al2O3又はAl2O3よりも大きな比誘電率の酸化物誘電体と、Srアノーサイトを含む第1セラミック層1と、Srアノーサイトとコーディエライトとを含み、前記第1セラミック層1よりも比誘電率が小さい第2セラミック層2とを備えるセラミック基板。【選択図】図1
CERAMIC SUBSTRATE AND MANUFACTURING METHOD THEREFOR
PROBLEM TO BE SOLVED: To provide a ceramic substrate providing strong conjugation between ceramics having different specific relative dielectric constants by suppressing cracks or delamination on a ceramic substrate for compounding ceramic layers having different specific relative dielectric constants and capable of at least suppressing the used amount of B, and a manufacturing method therefor.SOLUTION: There is provided a ceramic substrate having an oxide dielectric body having a specific dielectric constant of AlOor larger than that of AlO, a first ceramic layer 1 containing Sr anorthite and a second ceramic layer 2 containing Sr anorthite and cordierite and having a specific dielectric constant smaller than the first ceramic layer 1.SELECTED DRAWING: Figure 1
【課題】比誘電率の異なるセラミック層を複合するセラミック基板において、クラックやデラミネーションを抑制して、比誘電率の異なるセラミック層間で強固な接合が得られるとともに、Bの使用量を少なく抑えることが出来るセラミック基板とその製造方法の提供。【解決手段】Al2O3又はAl2O3よりも大きな比誘電率の酸化物誘電体と、Srアノーサイトを含む第1セラミック層1と、Srアノーサイトとコーディエライトとを含み、前記第1セラミック層1よりも比誘電率が小さい第2セラミック層2とを備えるセラミック基板。【選択図】図1
CERAMIC SUBSTRATE AND MANUFACTURING METHOD THEREFOR
セラミック基板およびその製造方法
NAKAJIMA HIROKAZU (Autor:in) / SAKAGUCHI KOHEI (Autor:in)
28.09.2017
Patent
Elektronische Ressource
Japanisch
IPC:
C04B
Kalk
,
LIME
/
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
H01B
CABLES
,
Kabel
/
H01L
Halbleiterbauelemente
,
SEMICONDUCTOR DEVICES
/
H05K
PRINTED CIRCUITS
,
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