JP2022175238A - 誘電体セラミック形成用組成物及び誘電体セラミック材料 - Google Patents
誘電体セラミック形成用組成物及び誘電体セラミック材料 Download PDFInfo
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- JP2022175238A JP2022175238A JP2021081483A JP2021081483A JP2022175238A JP 2022175238 A JP2022175238 A JP 2022175238A JP 2021081483 A JP2021081483 A JP 2021081483A JP 2021081483 A JP2021081483 A JP 2021081483A JP 2022175238 A JP2022175238 A JP 2022175238A
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- dielectric ceramic
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- JXDXDSKXFRTAPA-UHFFFAOYSA-N calcium;barium(2+);oxygen(2-);titanium(4+) Chemical compound [O-2].[Ca+2].[Ti+4].[Ba+2] JXDXDSKXFRTAPA-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 1
- 229940091173 hydantoin Drugs 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 1
- 150000003949 imides Chemical group 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000009766 low-temperature sintering Methods 0.000 description 1
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 description 1
- 239000011654 magnesium acetate Substances 0.000 description 1
- 229940069446 magnesium acetate Drugs 0.000 description 1
- 235000011285 magnesium acetate Nutrition 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- QKKWJYSVXDGOOJ-UHFFFAOYSA-N oxalic acid;oxotitanium Chemical compound [Ti]=O.OC(=O)C(O)=O QKKWJYSVXDGOOJ-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- XKJCHHZQLQNZHY-UHFFFAOYSA-N phthalimide Chemical compound C1=CC=C2C(=O)NC(=O)C2=C1 XKJCHHZQLQNZHY-UHFFFAOYSA-N 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
- 229910001631 strontium chloride Inorganic materials 0.000 description 1
- AHBGXTDRMVNFER-UHFFFAOYSA-L strontium dichloride Chemical compound [Cl-].[Cl-].[Sr+2] AHBGXTDRMVNFER-UHFFFAOYSA-L 0.000 description 1
- UUCCCPNEFXQJEL-UHFFFAOYSA-L strontium dihydroxide Chemical compound [OH-].[OH-].[Sr+2] UUCCCPNEFXQJEL-UHFFFAOYSA-L 0.000 description 1
- 229910001866 strontium hydroxide Inorganic materials 0.000 description 1
- RXSHXLOMRZJCLB-UHFFFAOYSA-L strontium;diacetate Chemical compound [Sr+2].CC([O-])=O.CC([O-])=O RXSHXLOMRZJCLB-UHFFFAOYSA-L 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229960002317 succinimide Drugs 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- PHYFQTYBJUILEZ-IUPFWZBJSA-N triolein Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC PHYFQTYBJUILEZ-IUPFWZBJSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
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Abstract
Description
前記一般式(1)で表される結合を有する化合物の含有量が、該ペロブスカイト(ABO3)型複合酸化物に対し、0.40~80モル%であること、
を特徴とする誘電体セラミック形成用組成物を提供するものである。
また、本発明は、上記誘電体セラミック形成用組成物を焼成して得られる誘電体セラミック材料を提供するものである。
本発明の誘電体セラミック形成用組成物は、原料ペロブスカイト(ABO3)型複合酸化物と、下記式(1):
前記一般式(1)で表される結合を有する化合物の含有量が、該原料ペロブスカイト(ABO3)型複合酸化物に対し、0.40~80モル%であること、
を特徴とする誘電体セラミック形成用組成物である。
(1)熱重量分析
メトラー・トレド株式会社製熱重量測定装置TGA/DSC 1を用いて、30mgの試料を50mL/minの空気気流中、30℃から1200℃まで昇温速度10℃/minの条件とし、熱重量曲線(TG曲線)及びTG曲線における微分曲線(DTG曲線)を測定した。
(2)平均粒子径
走査型電子顕微鏡(SEM)写真により、任意に200個の粒子の粒径を測定し、その平均値を平均粒子径とした。
(3)比表面積
BET法により求めた。
(4)c/a値
線源としてCu-Kα線を用いてX線回折装置(Bruker社製、D8 ADVANCE)により、c軸とa軸の比c/aを測定した。
表1に示す物性の原料チタン酸バリウム(日本化学工業株式会社製)50gを純水450mlに入れた後、配合物として尿素(ナカライテスク株式会社製)及び炭酸バリウム(日本化学工業株式会社製)を原料チタン酸バリウムに対して表1の割合で加えてボールミルで湿式混合した。その後、115℃で乾燥して乾粉とし、チタン酸バリウム、尿素及び炭酸バリウムからなる誘電体セラミック形成用組成物を得た。この組成物を熱重量分析した結果を図1に示す。この分析結果から、DTG曲線による前記炭酸バリウムの分解温度は582.3℃であった。
上記で得られた誘電体セラミック形成用組成物を大気雰囲気下、表2に示す温度で10時間焼成して焼成後のチタン酸バリウムを得た。得られたチタン酸バリウムの物性値は表2の通りであった。
実施例1と同じ原料チタン酸バリウム50gを純水450mlに入れた後、配合物として尿素(ナカライテスク株式会社製)、クエン酸(ナカライテスク株式会社製)、酒石酸(関東化学株式会社製)及び炭酸バリウム(日本化学工業株式会社製)を原料チタン酸バリウムに対して表1の割合で加えてボールミルで湿式混合した。その後、115℃で乾燥して乾粉とし、チタン酸バリウム、尿素、クエン酸、酒石酸及び炭酸バリウムからなる誘電体セラミック形成用組成物を得た。この組成物を熱重量分析した結果を図2に示す。この分析結果から、DTG曲線による前記炭酸バリウムの分解温度は562.8℃であった。
上記で得られた誘電体セラミック形成用組成物を実施例1と同じ条件で焼成して焼成後のチタン酸バリウムを得た。得られたチタン酸バリウムの物性値は表2の通りであった。
実施例1と同じ原料チタン酸バリウム50gを純水450mlに入れた後、配合物として尿素(ナカライテスク株式会社製)を原料チタン酸バリウムに対して表1の割合で加えてボールミルで湿式混合した。その後、115℃で乾燥して乾粉とし、チタン酸バリウム及び尿素からなる誘電体セラミック形成用組成物を得た。この組成物を熱重量分析した結果を図3に示す。この分析結果から、DTG曲線による混合物中のバリウム化合物の分解温度は580.5℃であった。
上記で得られた誘電体セラミック形成用組成物を実施例1と同じ条件で焼成して焼成後のチタン酸バリウムを得た。得られたチタン酸バリウムの物性値は表2の通りであった。
実施例1と同じ原料チタン酸バリウム50gを純水450mlに入れた後、ボールミルで湿式混合した。その後、115℃で乾燥して乾粉とした。この乾粉を熱重量分析した。その結果を図4に示す。この分析結果から、DTG曲線による乾粉中のバリウム化合物の分解温度は603.8℃であった。また、このチタン酸バリウムを実施例1と同じ条件で焼成して焼成後のチタン酸バリウムを得た。得られたチタン酸バリウムの物性値は表2の通りであった。
実施例1と同じ原料チタン酸バリウム50gを純水450mlに入れた後、炭酸バリウム(日本化学工業株式会社製)を原料チタン酸バリウムに対して表1の割合で加えてボールミルで湿式混合した。その後、115℃で乾燥して乾粉とし、チタン酸バリウム及び炭酸バリウムからなる誘電体セラミック形成用組成物を得た。この組成物を熱重量分析した結果を図5に示す。この分析結果から、DTG曲線による前記炭酸バリウムの分解温度は596.5℃であった。
上記で得られた誘電体セラミック形成用組成物を実施例1と同じ条件で焼成して焼成後のチタン酸バリウムを得た。得られたチタン酸バリウムの物性値は表2の通りであった。
Claims (10)
- 前記一般式(1)で表される結合を有する化合物が、アミド化合物、尿素化合物及びイミド化合物から選択される少なくとも1種であることを特徴とする請求項1記載の誘電体セラミック形成用組成物。
- 更に、ヒドロキシ酸を含有し、
該ヒドロキシ酸の含有量が、前記原料ペロブスカイト(ABO3)型複合酸化物に対し、0.010~20モル%であることを特徴とする請求項1又は2記載の誘電体セラミック形成用組成物。 - 更に、前記原料ペロブスカイト(ABO3)型複合酸化物のAサイト元素を含有する化合物を含有し、
該Aサイト元素を含有する化合物の含有量が、前記原料ペロブスカイト(ABO3)型複合酸化物に対し、0.10~20モル%であることを特徴とする請求項1~3いずれか1項記載の誘電体セラミック形成用組成物。 - 前記Aサイト元素を含有する化合物が、Ba、Ca、Mg又はSrの水酸化物、塩化物、硝酸塩、酢酸塩、酸化物及び炭酸塩から選択される少なくとも1種であることを特徴とする請求項4記載の誘電体セラミック形成用組成物。
- 前記原料ペロブスカイト(ABO3)型複合酸化物のAサイト元素が、Ba、Ca、Mg及びSrから選択される少なくとも1種であり、且つ、Bサイト元素がTi及びZrから選択される少なくとも1種であることを特徴とする請求項1~5いずれか1項記載の誘電体セラミック形成用組成物。
- 前記一般式(1)で表される結合を有する化合物が、尿素、メチル尿素、エチル尿素、ブチル尿素、アセチル尿素、アセトアミド、ホルムアミド、プロピオン酸アミド、ブチルアミド、ジアセトアミド、コハク酸アミド、ε-カプロラクタム、アクリルアミド、アセトアニリド、ニコチン酸アミド、オレイン酸アミド及びステアリン酸アミドから選択される少なくとも1種であることを特徴とする請求項1~6いずれか1項記載の誘電体セラミック形成用組成物。
- 前記ヒドロキシ酸が、クエン酸、酒石酸、リンゴ酸、グリコール酸、乳酸、グリセリン酸、ヒドロキシ酪酸、イソクエン酸、ロイシン酸、メバロン酸、パントイン酸、リシノール酸及びサリチル酸から選択される少なくとも1種であることを特徴とする請求項1~7いずれか1項記載の誘電体セラミック形成用組成物。
- 請求項1~8いずれか1項記載の誘電体セラミック形成用組成物の焼成物であることを特徴とする誘電体セラミック材料。
- 前記誘電体セラミック形成用組成物の焼成温度が1000℃以下であることを特徴とする請求項9記載の誘電体セラミック材料。
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JP2012206885A (ja) * | 2011-03-29 | 2012-10-25 | Tdk Corp | 誘電体磁器組成物の製造方法及び電子部品 |
JP6068749B2 (ja) * | 2013-09-30 | 2017-01-25 | 株式会社ノリタケカンパニーリミテド | チタン酸バリウム微粒子、チタン酸バリウム微粒子粉体およびそれらの製造方法 |
JP6658792B2 (ja) | 2018-04-26 | 2020-03-04 | 堺化学工業株式会社 | 炭酸バリウムの製造方法 |
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2021
- 2021-05-13 JP JP2021081483A patent/JP2022175238A/ja active Pending
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2022
- 2022-05-09 CN CN202280034789.5A patent/CN117295688A/zh active Pending
- 2022-05-09 WO PCT/JP2022/019706 patent/WO2022239744A1/ja active Application Filing
- 2022-05-09 KR KR1020237039322A patent/KR20240007166A/ko unknown
- 2022-05-11 TW TW111117596A patent/TW202311203A/zh unknown
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TW202311203A (zh) | 2023-03-16 |
CN117295688A (zh) | 2023-12-26 |
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