KR102508160B1 - 조대 입자를 포함하지 않는 질화알루미늄 분말 - Google Patents
조대 입자를 포함하지 않는 질화알루미늄 분말 Download PDFInfo
- Publication number
- KR102508160B1 KR102508160B1 KR1020197019111A KR20197019111A KR102508160B1 KR 102508160 B1 KR102508160 B1 KR 102508160B1 KR 1020197019111 A KR1020197019111 A KR 1020197019111A KR 20197019111 A KR20197019111 A KR 20197019111A KR 102508160 B1 KR102508160 B1 KR 102508160B1
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- KR
- South Korea
- Prior art keywords
- aluminum nitride
- nitride powder
- powder
- particle size
- surface modifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000843 powder Substances 0.000 title claims abstract description 292
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 title claims abstract description 229
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- AFABGHUZZDYHJO-UHFFFAOYSA-N 2-Methylpentane Chemical compound CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 2
- GACDQMDRPRGCTN-KQYNXXCUSA-N 3'-phospho-5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](OP(O)(O)=O)[C@H]1O GACDQMDRPRGCTN-KQYNXXCUSA-N 0.000 description 2
- ZDZYGYFHTPFREM-UHFFFAOYSA-N 3-[3-aminopropyl(dimethoxy)silyl]oxypropan-1-amine Chemical compound NCCC[Si](OC)(OC)OCCCN ZDZYGYFHTPFREM-UHFFFAOYSA-N 0.000 description 2
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 description 2
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- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 2
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- 125000003545 alkoxy group Chemical group 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
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- WHGNXNCOTZPEEK-UHFFFAOYSA-N dimethoxy-methyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](C)(OC)CCCOCC1CO1 WHGNXNCOTZPEEK-UHFFFAOYSA-N 0.000 description 2
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Abstract
Description
도 2는 그라인드 게이지의 개략 측면도에 의한, 조작 방법을 도해한 설명도이다.
도 3은 도 2의 방법을 실시한 후에 그라인드 게이지 상에 나타난 선상흔을 도시하는 설명도이다. 도면의 좌측의 0 내지 100의 숫자 단위는 마이크로미터이다.
도 4는 실시예 3 및 비교예 1에서 얻은 질화알루미늄 분말과, 액상 에폭시 수지를 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
도 5는 실시예 7, 실시예 31 및 비교예 1에서 얻은 질화알루미늄 분말과 액상 에폭시 수지를 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
도 6은 실시예 4 및 비교예 3에서 얻은 질화알루미늄 분말과 액상 에폭시 수지를 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
도 7은 실시예 5 및 비교예 4에서 얻은 질화알루미늄 분말과 액상 에폭시 수지를 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
도 8은 실시예 6 및 비교예 6에서 얻은 질화알루미늄 분말과 액상 에폭시 수지를 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
도 9는 실시예 30 및 비교예 1에서 얻은 질화알루미늄 분말과 실리콘 오일을 혼합하여 얻은 수지 조성물의, 각 전단 레이트에 대응하는 점도이다.
Claims (6)
- 레이저 회절 산란형 입도 분포계로 측정되는 입도 분포에 있어서 누적 체적 50% 입경 D50이 0.5 내지 7.0㎛의 범위에 있고, 누적 체적 90% 입경 D90과 D50의 비(=D90/D50)가 1.3 내지 3.5의 범위에 있고, BET 비표면적이 0.4 내지 6.0㎡/g인 질화알루미늄 분말로서,
해당 질화알루미늄 분말 150질량부와, 25℃에서의 동점도 1000cSt의 실리콘 오일 100질량부를 혼합하여 얻은 페이스트를 그라인드 게이지로 측정하여, 선상흔(線狀痕)이 생기는 상한 입경이 D90의 5배 이하이고, 표면에 산화 피막을 갖고, 해당 산화 피막 표면의 수산기량이 2개/nm2 미만인 것을 특징으로 하는 질화알루미늄 분말. - 제1항에 있어서, 추가로 표면 개질제에 의해 처리되어 있는 질화알루미늄 분말.
- 제2항에 있어서, 탄소 함유량이 0.001 내지 0.35질량%인 질화알루미늄 분말.
- 제2항에 있어서, 표면 개질제가 실란 화합물 또는 실라잔 화합물이며, 해당 실란 화합물의 가수분해성기를 제외한 것 중 탄소수가 가장 큰 유기 관능기, 또는 실라잔 화합물이 갖는 것 중 탄소수가 가장 큰 유기 관능기가 갖는 탄소수가 9 이하인 질화알루미늄 분말.
- 제1항 내지 제4항 중 어느 한 항에 기재된 질화알루미늄 분말과 수지를 함유하는 수지 조성물.
- 삭제
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