KR20170033860A - 융합 필라멘트 제조 공정에 사용하기 위한 혼합물 - Google Patents
융합 필라멘트 제조 공정에 사용하기 위한 혼합물 Download PDFInfo
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- B33Y70/00—Materials specially adapted for additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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Abstract
(a) 혼합물(M)의 총 부피를 기준으로 40 내지 70 부피%의 무기 분말(IP), 및
(b) 혼합물(M)의 총 부피를 기준으로 30 내지 60 부피%의, 하기를 포함하는 결합제(B)
를 포함하는 혼합물(M)의, 융합 필라멘트 제조 공정에서의 용도에 관한 것이다:
(b1) 결합제(B)의 총 중량을 기준으로 50 내지 96 중량%의 하나 이상의 폴리옥시메틸렌(POM),
(b2) 결합제(B)의 총 중량을 기준으로 2 내지 35 중량%의 하나 이상의 폴리올레핀(PO), 및
(b3) 결합제(B)의 총 중량을 기준으로 2 내지 40 중량%의 하나 이상의 추가의 중합체(FP).
Description
Claims (12)
- (a) 혼합물(M)의 총 부피를 기준으로 40 내지 70 부피%의 무기 분말(IP), 및
(b) 혼합물(M)의 총 부피를 기준으로 30 내지 60 부피%의, 하기 (b1) 내지 (b3)을 포함하는 결합제(B)
를 포함하는 혼합물(M)의, 융합 필라멘트 제조 공정에서의 용도:
(b1) 결합제(B)의 총 중량을 기준으로 50 내지 96 중량%의 하나 이상의 폴리옥시메틸렌(POM),
(b2) 결합제(B)의 총 중량을 기준으로 2 내지 35 중량%의 하나 이상의 폴리올레핀(PO), 및
(b3) 결합제(B)의 총 중량을 기준으로 2 내지 40 중량%의 하나 이상의 추가의 중합체(FP). - 제 1 항에 있어서,
혼합물(M)은, 혼합물(M)의 총 부피를 기준으로 0.1 내지 5 부피%의 하나 이상의 분산제를 성분 (c)로서 포함하는, 용도. - 제 1 항 또는 제 2 항에 있어서,
무기 분말(IP)은 금속, 금속 합금 및 세라믹 물질로 이루어진 군으로부터 선택된 하나 이상의 무기 물질의 분말인, 용도. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
성분(b1)은 하기 성분들의 중합에 의해 제조되는 폴리옥시메틸렌(POM) 공중합체인, 용도:
- 50 몰% 이상의 포름알데히드 공급원(b1a),
- 0.01 내지 20 몰%의 하나 이상의 하기 화학식 (II)의 제 1 공단량체(b1b):
(II)
[상기 식에서,
R1 내지 R4는 각각 서로 독립적으로 H, C1-C4-알킬 및 할로겐-치환된 C1-C4-알킬로 이루어진 군으로부터 선택되고;
R5는 화학 결합, (-CR5aR5b-) 기 및 (-CR5aR5bO-) 기로 이루어진 군으로부터 선택되고,
R5a 및 R5b는 각각 서로 독립적으로 H 및 비치환되거나 적어도 일치환된 C1-C4-알킬로 이루어진 군으로부터 선택되고, 여기서 치환기는 F, Cl, Br, OH 및 C1-C4-알킬로 이루어진 군으로부터 선택되며,
n은 0, 1, 2 또는 3이다]; 및
- 0 내지 20 몰%의, 하기 화학식 (III)의 화합물 및 하기 화학식 (IV)의 화합물로 이루어진 군으로부터 선택된 하나 이상의 제 2 공단량체(b1c):
[상기 식에서,
Z는 화학 결합, (-O-) 기 및 (-O-R6-O-) 기로 이루어진 군으로부터 선택되고,
R6은 비치환된 C1-C8-알킬렌 및 C3-C8-사이클로알킬렌으로 이루어진 군으로부터 선택된다]. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
추가의 중합체(FP)는 폴리에터, 폴리우레탄, 폴리에폭사이드, 폴리아미드, 비닐 방향족 중합체, 폴리(비닐 에스터), 폴리(비닐 에터), 폴리(알킬 (메트)아크릴레이트) 및 이들의 공중합체로 이루어진 군으로부터 선택되는 하나 이상의 추가의 중합체(FP)인, 용도. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
무기 분말(IP)의 입자 크기는 0.1 내지 80 ㎛인, 용도. - 융합 필라멘트(fused filament) 제조 공정에 의해 3차원 그린 바디(green body)를 제조하는 방법으로서,
i) 제 1 항 내지 제 6 항 중 어느 한 항에 따른 혼합물(M)을 노즐에 제공하는 단계,
ii) 혼합물(M)을 온도(TM)로 가열하는 단계, 및
iii) 적층 기술(layer-based additive technique)을 이용하여 혼합물(M)을 빌드 챔버(build chamber)에 침적(depositing)시켜 3차원 그린 바디를 형성하는 단계
를 포함하는 방법. - 제 7 항에 있어서,
단계 ii)에서 온도(TM)는 140 내지 240℃인, 방법. - 제 7 항 또는 제 8 항에 있어서,
단계 iii) 다음에, 결합제(B)의 적어도 일부가 상기 3차원 그린 바디로부터 제거되어 3차원 브라운 바디(brown body)를 형성하는 단계 iv)가 수행되는, 방법. - 제 9 항에 있어서,
단계 iv)에서 결합제(B)는 산성 처리에 의해 제거되는, 방법. - 제 9 항 또는 제 10 항에 있어서,
단계 iv)에서 결합제(B)는 결합제(B)의 융점보다 낮은 온도에서 제거되는, 방법. - 제 8 항 내지 제 11 항 중 어느 한 항에 있어서,
단계 iv) 다음에, 상기 3차원 브라운 바디가 소결되어 3차원 소결체(sintered body)를 형성하는 단계 v)가 수행되는, 방법.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462027264P | 2014-07-22 | 2014-07-22 | |
| US62/027,264 | 2014-07-22 | ||
| EP15152349.5 | 2015-01-23 | ||
| EP15152349 | 2015-01-23 | ||
| PCT/EP2015/066728 WO2016012486A1 (en) | 2014-07-22 | 2015-07-22 | Mixture for use in a fused filament fabrication process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20170033860A true KR20170033860A (ko) | 2017-03-27 |
| KR102368335B1 KR102368335B1 (ko) | 2022-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177001498A Active KR102368335B1 (ko) | 2014-07-22 | 2015-07-22 | 융합 필라멘트 제조 공정에 사용하기 위한 혼합물 |
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| Country | Link |
|---|---|
| US (1) | US12168728B2 (ko) |
| EP (1) | EP3172180B1 (ko) |
| JP (1) | JP6745788B2 (ko) |
| KR (1) | KR102368335B1 (ko) |
| CN (1) | CN106687264B (ko) |
| AU (1) | AU2015293967B2 (ko) |
| CA (1) | CA2953927A1 (ko) |
| MX (1) | MX2017001014A (ko) |
| SG (1) | SG11201700406PA (ko) |
| TW (1) | TW201609894A (ko) |
| WO (1) | WO2016012486A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019231179A1 (ko) * | 2018-05-31 | 2019-12-05 | 주식회사 바이오알파 | Fdm 3d 프린터용 조성물 |
| KR20240060852A (ko) * | 2022-02-16 | 2024-05-08 | 아사히 가세이 가부시키가이샤 | 소결 성형체용 조성물, 그린 성형체 및 소결 성형체 |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102594758B1 (ko) | 2015-07-14 | 2023-10-30 | 바스프 에스이 | 코팅된 코어 물질을 기재로 하는 필라멘트 |
| WO2017153586A1 (en) | 2016-03-11 | 2017-09-14 | Dsm Ip Assets B.V. | Fused filament printing |
| US10011922B2 (en) | 2016-03-21 | 2018-07-03 | Stratasys, Inc. | Core-shell morphology of composite filaments for use in extrusion-based additive manufacturing systems |
| WO2017173258A1 (en) | 2016-04-01 | 2017-10-05 | Arkema Inc. | 3-d printed fluoropolymer structures |
| US11248071B2 (en) | 2016-04-01 | 2022-02-15 | Arkema Inc. | 3-D printed fluoropolymer structures |
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| EP3172180A1 (en) | 2017-05-31 |
| KR102368335B1 (ko) | 2022-02-28 |
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| JP6745788B2 (ja) | 2020-08-26 |
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| US20160024293A1 (en) | 2016-01-28 |
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| CN106687264B (zh) | 2021-05-25 |
| SG11201700406PA (en) | 2017-02-27 |
| AU2015293967A1 (en) | 2017-02-02 |
| JP2017530029A (ja) | 2017-10-12 |
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