JP7352651B2 - 高周波用途用m7 ltcc-銀システム及び関連する誘電体組成物 - Google Patents
高周波用途用m7 ltcc-銀システム及び関連する誘電体組成物 Download PDFInfo
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Description
(a1)本明細書に開示されるいずれかの誘電体組成物を基板に適用する工程、又は
(a2)本明細書に開示されるいずれかの誘電体組成物を含むテープを基板に適用する工程、又は
(a3)本明細書に開示されるいずれかの誘電体組成物の複数の粒子を成形して、モノリシック複合基板(monolithic composite substrate)を形成する工程、及び
(b)誘電体材料を焼結するのに十分な温度で基板を焼成する工程。
項1:
(a)1. 49~65wt%MgO、及び
2. 35~51wt%SiO2、を含み、
3. いかなる形態において、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀を含まない、
85~95wt%のか焼ホストと、
(b)1. 2.5~6wt%H3BO3、
2. 0.01~0.1wt%CuO、
3. 0.5~3wt%の少なくとも1つのフッ化アルカリ、及び
4. 3~7wt%の少なくとも1つのアルカリ土類フッ化物、
を含む添加物と、を含み
(c)いかなる形態において、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀を含まず、
(d)(a)と(b)の合計が100重量パーセントである、組成物。
項2:
(a)か焼ホストは、
1. 53~61wt%MgO、及び
2. 39~47wt%SiO2、を含み、
3. いかなる形態において、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀を含まず、
(b)添加物は、
1. 3~5wt%H3BO3、
2. 0.05~0.5wt%CuO、
3. 0.8~1.9wt%の少なくとも1つのフッ化アルカリ、及び
4. 3.8~5.4wt%の少なくとも1つのアルカリ土類フッ化物、を含む、
項1の組成物。
項3:
(a)か焼ホストは、
1. 56~59wt%MgO、及び
2. 41~44wt%SiO2、を含み、
3. いかなる形態において、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀を含まず、
(b)添加物は、
1. 3.3~4.5wt%H3BO3、
2. 0.1~0.3wt%CuO、
3. 1~1.6wt%の少なくとも1つのフッ化アルカリ、及び
4. 4.4~5.1wt%の少なくとも1つのアルカリ土類フッ化物、を含む、
項1又は2のいずれかの粉末組成物。
項4:組成物が87~92wt%のホストを含む、項1~3のいずれかの粉末組成物。
項5:組成物が88~91wt%のホストを含む、項1~3のいずれかの粉末組成物。
項6:
(a)50~60wt%の誘電体粉末、
(b)5~10wt%の可塑剤、
(c)30~45wt%の少なくとも1つの溶媒、
を含む、誘電体テープ又はペーストを形成するためのスリップ。
項7:
(a)0.6~0.8μmの粒子径D50を有する第1の銀フレーク、
(b)3~5μmのD50を有する第1の銀粉末、
(c)0.7~2μmのD50を有する第2の銀粉末、
(d)誘電体粉末、
(e)任意のガラスフリット、及び
(f)有機成分
を含む、銀ペースト。
項8::
(a)0.7~2μmのD50を有する第2の銀粉末、
(b)0.2~5μmのD50を有する第3の銀粉末、
(c)誘電体粉末、
(d)任意のガラスフリット、及び
(e)有機成分。
を含む、銀ペースト。
項9:
(a)1.5~3.5μmの平均粒子径を有する第4の銀粉末、
(b)2.5~4μmの平均粒子径を有する第5の銀粉末、
(c)誘電体粉末、
(d)任意のガラスフリット、及び
(e)有機成分。
を含む、銀ペースト。
項10:
(a)項1~5のいずれかの組成物と、
(b)項7~9のいずれかの導体と
の焼結された複数の交互の層を含む、LTCC部品。
Claims (12)
- (a)1. 49~65wt%MgO、及び
2. 35~51wt%SiO2、を含み、
3. いかなる形態にある、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀のうちの少なくともいずれか1つを含まない、
85~95wt%のか焼ホストと、
(b)1. 2.5~6wt%H3BO3、
2. 0.01~1wt%CuO、
3. 0.5~3wt%の少なくとも1つのフッ化アルカリ、及び
4. 3~7wt%の少なくとも1つのアルカリ土類フッ化物、
を含む添加物と、を含み
(c)いかなる形態にある、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀のうちの少なくともいずれか1つを含まず、
(d)(a)と(b)の合計が100重量パーセントである、組成物。 - (a)前記か焼ホストは、
1. 53~61wt%MgO、及び
2. 39~47wt%SiO2、を含み、
3.いかなる形態にある、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀のうちの少なくともいずれか1つを含まず、
(b)前記添加物は、
1. 3~5wt%H3BO3、
2. 0.05~0.5wt%CuO、
3. 0.8~1.9wt%の少なくとも1つのフッ化アルカリ、及び
4. 3.8~5.4wt%の少なくとも1つのアルカリ土類フッ化物、を含む、
請求項1に記載の組成物。 - (a)前記か焼ホストは、
1. 56~59wt%MgO、及び
2. 41~44wt%SiO2、を含み、
3.いかなる形態にある、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀のうちの少なくともいずれか1つを含まず、
(b)前記添加物は、
1. 3.3~4.5wt%H3BO3、
2. 0.1~0.3wt%CuO、
3. 1~1.6wt%の少なくとも1つのフッ化アルカリ、及び
4. 4~5.1wt%の少なくとも1つのアルカリ土類フッ化物、を含む、
請求項1又2に記載の組成物。 - 前記組成物が87~92wt%の前記か焼ホストを含む、請求項1~3のいずれか一項に記載の組成物。
- 前記組成物が88~91wt%の前記か焼ホストを含む、請求項1~3のいずれか一項に記載の組成物。
- 前記少なくとも1つのフッ化アルカリがフッ化リチウムを含み、
前記少なくとも1つのアルカリ土類フッ化物がフッ化カルシウムを含む、請求項1~5のいずれか一項に記載の組成物。 - 前記組成物が、いかなる形態にある、鉛、カドミウム、亜鉛、マンガン、ビスマス、チタン、ヒ素、及び水銀のすべてを含まない、請求項1~6のいずれか一項に記載の組成物。
- (a)請求項1~7のいずれか一項に記載の組成物を含む、49.13~56.87wt%の誘電体粉末と、
(b)トリメチレングリコールビス(2-エチルヘキサノエート)を含む、2.62~3.61wt%の可塑剤と、
(c)エタノール、キシレン、及びメチルエチルケトンからなる群から選択される、33.46~38.12wt%の少なくとも1つの溶媒と、
(d)ポリビニルブチラールを含む、6.45~8.85wt%樹脂と、を含み、
(e)(a)~(d)の合計が100重量パーセントである、
誘電体テープ又はペーストを形成するためのスリップ。 - 前記少なくとも1つの溶媒がエタノール、キシレン、及びメチルエチルケトンのすべてを含む、請求項8に記載のスリップ。
- (a)0.7~2μmの範囲にあるD50を有する、40~50wt%第2の銀粉末と、
(b)0.2~0.5μmの範囲にあるD50を有する、23~25wt%第3の銀粉末と、
(c)請求項1~7のいずれかに記載の組成物を含む、7~11wt%誘電体粉末と、
(d)23.7~29.8wt%有機ビヒクル、分散剤、及び溶媒と、を含み、
(e)(a)~(d)の合計が100重量パーセントである、
銀ペースト。 - (a)0.7~2μmの範囲にあるD50を有する、42~47wt%第2の銀粉末と、
(b)0.2~0.5μmの範囲にあるD50を有する、23.5~24.5wt%第3の銀粉末と、
(c)請求項1~7のいずれかに記載の組成物を含む、1~3wt%誘電体粉末と、
(d)6~9wt%ガラスフリットと、
(e)23.8~29.7wt%有機ビヒクル、分散剤、及び溶媒と、を含み、
(f)(a)~(e)の合計が100重量パーセントである、
銀ペースト。 - (a)請求項1~7のいずれかに記載の組成物と、
(b)請求項10又は11に記載の導体との
焼結された複数の交互の層を含むLTCC部品。
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