KR20200051623A - 적층 제조 공정을 사용하여 제조된 방사선 경화성 조성물 및 복합 물품 - Google Patents
적층 제조 공정을 사용하여 제조된 방사선 경화성 조성물 및 복합 물품 Download PDFInfo
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Abstract
Description
도 1은 본 발명에 따른 적층 제조를 사용하여 복합 (공)중합체-세라믹 치과용 수복재를 제조하는 방법의 흐름도이다.
도 2는 본 발명에 따른 스테레오-포토리소그래피를 사용하여 복합 (공)중합체-세라믹 치과용 수복재를 제조하기는 적층 제조 장치의 다이어그램이다.
도 3은 적층 제조 공정을 사용하여 제조된 (공)중합체-세라믹 복합 치과용 크라운의 이미지의 첫 번째 도면이다.
도 4는 적층 제조 공정을 사용하여 제조된 (공)중합체-세라믹 복합 치과용 크라운의 이미지의 두 번째 도면이다.
도 5는 적층 제조 공정을 사용하여 제조된 (공)중합체-세라믹 복합 치과용 크라운의 이미지의 세 번째 도면이다.
도 6은 복합 (공)중합체-세라믹 치과용 수복재의 적층 제조를 위한 일반화된 시스템의 블록도이다.
도 7은 복합 (공)중합체-세라믹 치과용 수복재에 대한 일반화된 제조 공정의 블록도이다.
도 8은 복합 (공)중합체-세라믹 치과용 수복재에 대한 예시적인 제조 공정의 고수준 블록도이다.
도 9는 복합 (공)중합체-세라믹 치과용 수복재에 대한 예시적인 적층 제조 공정의 고수준 블록도이다.
도 10은 적층 제조 공정을 사용하여 복합 (공)중합체-세라믹 치과용 수복재를 생성하는 데 유용한 예시적인 컴퓨팅 장치의 개략 정면도이다.
도면에서, 동일한 도면 부호는 동일한 요소를 지시한다. 일정한 축척으로 작성된 것이 아닐 수 있는 전술된 도면이 본 개시의 다양한 실시 형태를 제시하지만, '발명을 실시하기 위한 구체적인 내용'에 언급된 바와 같이, 다른 실시 형태가 또한 고려된다. 모든 경우에, 본 개시는 현재 개시되는 개시 내용을 명백한 제한으로서가 아니라 예시적인 실시 형태의 표현으로서 기술한다. 본 발명의 범주 및 사상에 속하는 많은 다른 변형 및 실시 형태가 당업자에 의해 고안될 수 있는 것이 이해되어야 한다.
Claims (15)
- 적어도 하나의 방사선 경질화성(hardenable) 성분;
광개시제; 및
인쇄가능 조성물의 50 중량% 이상의 양으로 미립자 집단을 포함하는 충전제 재료
를 포함하는 방사선 경화성 조성물로서,
상기 미립자 집단은 입자 크기 시험 방법을 사용하여 결정할 때 부피-평균 기준으로 0.3 마이크로미터 초과의 중위(median) 직경(D50)을 나타내고, 추가로 상기 방사선 경화성 조성물은 점도 시험 방법을 사용하여 측정할 때 150 Pa·s 미만의 점도를 나타내고, 선택적으로 상기 방사선 경화성 조성물에는 유기 용매가 실질적으로 없는, 방사선 경화성 조성물. - 제1항에 있어서, 상기 적어도 하나의 방사선 경질화성 성분은 에틸렌계-불포화된, 방사선 경화성 조성물.
- 제2항에 있어서, 상기 적어도 하나의 방사선 경질화성 성분은 이량체, 삼량체, 올리고머, 및 이들의 조합으로 이루어진 군으로부터 선택되고, 선택적으로 상기 방사선 경화성 조성물에는 중합성 단량체가 실질적으로 없는, 방사선 경화성 조성물.
- 제1항에 있어서, 상기 광개시제는 양이온성 광개시제가 아닌, 방사선 경화성 조성물.
- 제4항에 있어서, 상기 광개시제는 광-라디칼 광개시제인, 방사선 경화성 조성물.
- 제1항에 있어서, 상기 충전제 재료는 무기 미립자를 포함하는, 방사선 경화성 조성물.
- 제6항에 있어서, 상기 무기 미립자는 금속, 금속 합금, 금속 산화물, 금속 질화물, 금속 탄화물, 탄소, 및 이들의 조합을 포함하는, 방사선 경화성 조성물.
- 제7항에 있어서, 상기 무기 미립자는 표면 처리된, 방사선 경화성 조성물.
- 제1항에 있어서, 상기 미립자 집단은 나노-충전제를 포함하고, 선택적으로 상기 나노-충전제는 나노-클러스터를 포함하는, 방사선 경화성 조성물.
- 제1항에 있어서, 용매, 단량체, (공)중합체, 유화제, 중합 억제제, 흡수 개질제, 감광제, 착색제, 섬유 보강 재료, 또는 이들의 조합으로 이루어진 군으로부터 선택되는 적어도 하나의 첨가제를 추가로 포함하는 방사선 경화성 조성물.
- 복합 물품의 제조 방법으로서,
(a) 방사선 경화성 조성물을 제공하는 단계로서, 상기 방사선 경화성 조성물은
적어도 하나의 방사선 경질화성 성분;
광개시제; 및
인쇄가능 조성물의 50 중량% 이상의 양으로 미립자 집단을 포함하는 충전제 재료
를 포함하며,
상기 미립자 집단은 입자 크기 시험 방법을 사용하여 결정할 때 부피-평균 기준으로 0.3 마이크로미터 초과의 중위 직경(D50)을 나타내고, 추가로 상기 방사선 경화성 조성물은 점도 시험 방법을 사용하여 측정할 때 150 Pa·s 미만의 점도를 나타내고, 선택적으로 상기 방사선 경화성 조성물에는 유기 용매가 실질적으로 없는, 단계; 및
(b) 상기 방사선 경화성 조성물의 일부분을 화학 방사선의 공급원에 선택적으로 노출시켜 상기 방사선 경화성 조성물의 상기 노출된 부분을 적어도 부분적으로 경화시킴으로써 경질화된 층을 형성하는 단계
를 포함하며,
단계 (a) 및 단계 (b)는 준정형(near net-shape) 복합 물품을 형성하도록 반복되는, 복합 물품의 제조 방법. - 제11항에 있어서, 상기 방사선 경화성 조성물을 가열하는 단계, 미경화된 방사선 경화성 조성물을 상기 준정형 복합 물품으로부터 제거하는 단계, 상기 준정형 복합 물품을 용매로 세척하는 단계, 또는 상기 준정형 복합 물품을 가열하는 단계 중 적어도 하나를 추가로 포함하는 복합 물품의 제조 방법.
- 제11항의 방법에 따라 제조된 복합 물품으로서, 상기 복합 물품은 치과용 수복재(restoration)인, 복합 물품.
- 제13항에 있어서, 상기 치과용 수복재는 크라운(crown), 브릿지(bridge), 인레이(inlay), 온레이(onlay), 베니어(veneer), 의치(pontic) 또는 이들의 조합으로 이루어진 군으로부터 선택되는, 복합 물품.
- 치과용 수복재의 3D 모델을 디스플레이하는 디스플레이; 및
사용자에 의해 선택된 상기 3D 모델에 응답하여, 적층 제조 장치가 적층 제조 방법을 사용하여 준정형 복합 치과용 수복재를 생성하게 하는 하나 이상의 프로세서
를 포함하는 시스템으로서,
상기 적층 제조 방법은
(a) 방사선 경화성 조성물을 제공하는 단계로서, 상기 방사선 경화성 조성물은
적어도 하나의 방사선 경질화성 성분;
광개시제; 및
인쇄가능 조성물의 50 중량% 이상의 양으로 미립자 집단을 포함하는 충전제 재료
를 추가로 포함하며,
상기 미립자 집단은 입자 크기 시험 방법을 사용하여 결정할 때 부피-평균 기준으로 0.3 마이크로미터 초과의 중위 직경(D50)을 나타내고, 추가로 상기 방사선 경화성 조성물은 점도 시험 방법을 사용하여 측정할 때 150 Pa·s 미만의 점도를 나타내고, 선택적으로 상기 방사선 경화성 조성물에는 유기 용매가 실질적으로 없는, 단계; 및
(b) 상기 방사선 경화성 조성물의 일부분을 화학 방사선의 공급원에 선택적으로 노출시켜 상기 방사선 경화성 조성물의 상기 노출된 부분을 적어도 부분적으로 경화시킴으로써 경질화된 층을 형성하는 단계
를 포함하며,
단계 (a) 및 단계 (b)는 상기 준정형 복합 치과용 수복재를 형성하도록 순차적으로 또는 연속적으로 반복되는, 시스템.
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| US62/556,649 | 2017-09-11 | ||
| PCT/IB2018/056371 WO2019048963A1 (en) | 2017-09-11 | 2018-08-22 | RADIATION-CURABLE COMPOSITIONS AND COMPOSITE ARTICLES MADE USING AN ADDITIVE MANUFACTURING PROCESS |
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| EP (1) | EP3681434A4 (ko) |
| JP (1) | JP7398364B2 (ko) |
| KR (1) | KR102588065B1 (ko) |
| CN (1) | CN111050694B (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021246677A1 (ko) * | 2020-06-02 | 2021-12-09 | 오스템임플란트 주식회사 | 서지컬 가이드용 광경화성 수지 조성물, 이로부터 제조된 서지컬 가이드 및 그의 제조방법 |
| KR20210149928A (ko) * | 2020-06-02 | 2021-12-10 | 오스템임플란트 주식회사 | 서지컬 가이드용 광경화성 수지 조성물, 이로부터 제조된 서지컬 가이드 및 그의 제조방법 |
| US12624219B2 (en) | 2020-06-02 | 2026-05-12 | Osstemimplant Co., Ltd. | Photocurable resin composition for surgical guide and surgical guide made therefrom and method for manufacturing same |
| KR20220127613A (ko) * | 2021-03-11 | 2022-09-20 | 가톨릭대학교 산학협력단 | 비발치 교정치료용 지그 제조방법 및 그를 이용한 지그 |
| KR20220128528A (ko) * | 2021-03-11 | 2022-09-21 | 가톨릭대학교 산학협력단 | 비발치 교정치료용 지그 제조방법 및 그를 이용한 지그 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20200197138A1 (en) | 2020-06-25 |
| EP3681434A1 (en) | 2020-07-22 |
| BR112020004826A2 (pt) | 2020-09-15 |
| JP7398364B2 (ja) | 2023-12-14 |
| KR102588065B1 (ko) | 2023-10-13 |
| CN111050694A (zh) | 2020-04-21 |
| JP2020533449A (ja) | 2020-11-19 |
| CN111050694B (zh) | 2022-04-12 |
| EP3681434A4 (en) | 2021-04-07 |
| WO2019048963A1 (en) | 2019-03-14 |
| US11553996B2 (en) | 2023-01-17 |
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