KR20170130360A - 세라믹 복합 재료의 제조 방법 - Google Patents
세라믹 복합 재료의 제조 방법 Download PDFInfo
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Abstract
소결 후에는 빛을 통과시키는 한편, 가해지는 압력에 의존하는 고밀도화 온도(densification temperature)를 가지며, 금속 산화물(metal oxide) 또는 준 금속(metalloid)을 기반(based)으로 하는 매트릭스(matrix); 및 상기 매트릭스에 분산되며, 특정 파괴 온도에서 분해되는 무기 안료(mineral pigment)를 이용하여 복합 재료를 제조하는 방법으로서, 매트릭스의 고밀도화 온도는 80MPa 미만의 압력 범위, 특히 대기압에서 무기 안료의 파괴 온도(breakdown temperature)보다 크며, a) 분말 형태의 무기 안료를 분말 형태의 매트릭스와 혼합하는 단계; 및 b) 그 압력이 가해지는 동안에는 상기 매트릭스의 고밀도화 온도가 상기 무기 안료의 파괴 온도 이하로 유지되도록 하기에 충분한 압력 하에서 소정의 소결 온도로 상기 분말 혼합물을 소결하는 단계를 포함하고, 상기 소결 온도는 매트릭스의 고밀도화 온도 이상이며, 무기 안료의 파괴 온도보다 낮다.
Description
도 2는 본 발명의 실시예에 따른 복합 재료를 보여주는 결정학적 단면도이다.
14: 몰드 16: 복합 재료
Claims (20)
- 소결 후에는 빛을 통과시키는 한편, 가해지는 압력에 의존하는 고밀도화 온도(densification temperature)를 가지며, 금속 산화물(metal oxide) 또는 준 금속(metalloid)을 기반(based)으로 하는 매트릭스(matrix); 및
상기 매트릭스에 분산되며, 특정 파괴 온도에서 분해되는 무기 안료(mineral pigment)
를 이용하여 복합 재료를 제조하는 방법으로서,
매트릭스의 고밀도화 온도는 80MPa 미만의 압력 범위, 특히 대기압에서 무기 안료의 파괴 온도(breakdown temperature)보다 크며,
a) 분말 형태의 무기 안료를 분말 형태의 매트릭스와 혼합하는 단계; 및
b) 그 압력이 가해지는 동안에는 상기 매트릭스의 고밀도화 온도가 상기 무기 안료의 파괴 온도 이하로 유지되도록 하기에 충분한 80MPa 이상의 압력 하에서 소정의 소결 온도로 상기 분말 혼합물을 소결하는 단계
를 포함하고,
상기 소결 온도는 매트릭스의 고밀도화 온도 이상이며, 무기 안료의 파괴 온도보다 낮은 복합 재료 제조 방법. - 제1항에서,
상기 무기 안료는 0.2㎛ 내지 10㎛의 평균 직경을 갖는 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
소결 동안 가해진 상기 압력하에서 상기 매트릭스의 고밀도화 온도는 1300℃ 미만인 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 무기 안료는 상기 복합 재료의 부피비로 2% 내지 50%가 포함되는 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 무기 안료는 코발트 알루미네이트(CoAl2O4)를 기본으로 하는 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 무기 안료는 코어(core)와 코어를 둘러싸는 착색 코팅(colored coating)을 각각 포함하는 이산(discrete) 입자 형태로 이루어지는 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 착색 코팅은 철(iron), 크롬(chrome), 알루미늄(aluminum), 티타늄(titanium), 규소(silicon), 아연(zinc), 니켈(nickel), 코발트(cobalt), 카드뮴(cadmium), 구리(copper), 바나듐(vanadium), 비스무스(bismuth) 및/또는 망간(maganese)을 포함하는 산화물로 이루어지는 복합 재료 제조 방법. - 제6항 또는 제7항에서,
상기 무기 안료의 코어는 빛을 통과시키는 복합 재료 제조 방법. - 제8항에서,
상기 무기 안료의 코어(core)는 운모(mica), 알루미나(alumina), 지르코늄(zirconium) 및 이산화 티타늄(titanium dioxide) 중에서 선택된 재료로 제조되는 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 착색 코팅의 화학식은 KAl2(AlSi3O10)(OH)2인 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 세라믹 매트릭스는 마그네슘 알루미네이트 스피넬(MgAl2O4)을 기본으로 하는 복합 재료 제조 방법. - 제1항 내지 제10항 중 어느 한 항에서,
상기 세라믹 매트릭스는 이트륨(yttrium)으로 안정화된 지르코늄을 기본으로 하는 복합 재료 제조 방법. - 제12항에서,
소결 동안 가해지는 압력은 적어도 200MPa과 동일한 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에서,
상기 무기 안료의 색상은 밝은 빨강(bright red)인 복합 재료 제조 방법. - 제1항 내지 제4항 중 어느 한 항에서,
상기 무기 안료는 발광성을 갖는 복합 재료 제조 방법. - 제15항에서,
상기 무기 안료는 희토류 알루미네이트(rare earth aluminates) 및/또는 희토류 실리케이트(earth silicates)를 포함하는 복합 재료 제조 방법. - 제16항에서,
상기 무기 안료는 유로퓸(europium)이 도핑(doping)된 스트론튬 알루미네이트(strontium aluminate)를 기본으로 하는 복합 재료 제조 방법. - 제15항 내지 제17항 중 어느 한 항에서,
소결 중에 가해지는 압력은 적어도 600MPa과 동일한 복합 재료 제조 방법. - 선행 청구항 중 어느 한 항에 기재된 제조 방법으로부터 제조한 복합 재료.
- 제19항에 따른 복합 재료를 시계 제조 또는 보석 제조에 사용하는 것.
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| EP15151334.8 | 2015-01-15 | ||
| EP15151334.8A EP3045505B1 (fr) | 2015-01-15 | 2015-01-15 | Matériau composite céramique |
| PCT/EP2016/050842 WO2016113422A1 (fr) | 2015-01-15 | 2016-01-15 | Procédé de fabrication d'un matériau composite céramique |
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| KR20170130360A true KR20170130360A (ko) | 2017-11-28 |
| KR102520389B1 KR102520389B1 (ko) | 2023-04-12 |
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| EP (2) | EP3045505B1 (ko) |
| JP (1) | JP6925271B2 (ko) |
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| CH713606B1 (fr) | 2017-03-22 | 2021-02-26 | Hublot Sa Geneve | Matériau composite coloré. |
| CH714306B1 (fr) * | 2017-11-07 | 2022-01-14 | Fgp Capital Sa | Ecran à cristaux liquides. |
| EP3653744A1 (fr) * | 2018-11-16 | 2020-05-20 | The Swatch Group Research and Development Ltd | Matériau composite à matrice métallique et procédé de fabrication d'un tel matériau |
| EP4102307A1 (fr) * | 2021-06-08 | 2022-12-14 | The Swatch Group Research and Development Ltd | Pièce d'horlogerie à illumination localisée |
| WO2023229869A2 (en) * | 2022-05-16 | 2023-11-30 | The Penn State Research Foundation | Fabrication of large area radiation detectors and shielding via field assisted sintering technology (fast) |
| TW202406847A (zh) * | 2022-07-28 | 2024-02-16 | 日商Dic股份有限公司 | 高純度尖晶石粒子及其製造方法、樹脂組成物及成形物 |
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Also Published As
| Publication number | Publication date |
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| EP3045505B1 (fr) | 2020-06-24 |
| KR102520389B1 (ko) | 2023-04-12 |
| US11370713B2 (en) | 2022-06-28 |
| US20180327318A1 (en) | 2018-11-15 |
| CN107532012B (zh) | 2021-01-12 |
| CN107532012A (zh) | 2018-01-02 |
| WO2016113422A1 (fr) | 2016-07-21 |
| EP3245259B1 (fr) | 2020-06-10 |
| WO2016113417A1 (fr) | 2016-07-21 |
| EP3245259A1 (fr) | 2017-11-22 |
| JP2018508446A (ja) | 2018-03-29 |
| JP6925271B2 (ja) | 2021-08-25 |
| EP3045505A1 (fr) | 2016-07-20 |
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