KR20180098123A - 유색 초박 커버링 필름 및 이의 제조 방법 - Google Patents
유색 초박 커버링 필름 및 이의 제조 방법 Download PDFInfo
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Abstract
Description
도 2는 이층 유색 잉크층의 구조를 나타내는 도식도이다.
| 소결된 이산화규소 (%) | 테플론 (%) | 불소계 수지 (%) | 인계 난연제 (%) | 폴리이미드 수지 (%) | |
| 실시예 1 | 10 | 7 | 5 | 2 | 76 |
| 실시예 2 | 15 | 2 | 10 | 15 | 58 |
| 실시예 3 | 2 | 5 | 8 | 10 | 75 |
| 실시예 4 | 6 | 10 | 2 | 5 | 77 |
| 유색 잉크층의 두께 (μm) |
저유전율 접착층의 두께 (μm) |
총 두께 (μm) |
열전도 계수 K (W/mk) |
열전도 효율 R (℃/W) |
항복 전압까지의 저항 (KV) |
유전 상수 Dk (10 GHz) |
유전 손실 Df (10 GHz) |
전선간 절연 저항 (Ω/KV) |
|
| 실시예 1 | 3 | 3 | 6 | 0.436 | 0.021 | 0.8 | 2.78 | 0.005 | >1011 |
| 실시예 2 | 3 | 5 | 8 | 0.392 | 0.032 | 1.0 | 2.70 | 0.005 | >1011 |
| 실시예 3 | 5 | 10 | 15 | 0.411 | 0.057 | 1.8 | 2.61 | 0.004 | >1011 |
| 실시예 4 | 5 | 20 | 25 | 0.358 | 0.108 | 2.5 | 2.50 | 0.004 | >1011 |
| 비교예 1 | _ | 25 | 25 | 0.300 | 0.129 | 3.4 | 2.40 | 0.003 | >1011 |
Claims (19)
- 하기를 포함하는, 유색 초박 커버링 필름:
상부 분리층;
유색 잉크층으로서, 상기 상부 분리층 상에 형성되고 1 내지 10 μm의 두께를 갖는, 유색 잉크층;
저유전율 접착층으로서, 상기 유색 잉크층 상에 형성되어 상기 유색 잉크층이 상기 상부 분리층과 상기 저유전율 접착층 사이에 끼도록 하고, 3 내지 25 μm의 두께를 가져 상기 유색 잉크층 및 상기 저유전율 접착층의 총 두께가 4 내지 35 μm이도록 하는, 저유전율 접착층; 및
하부 분리층으로서, 상기 저유전율 접착층 상에 형성되어 상기 저유전율 접착층이 상기 유색 잉크층과 상기 하부 분리층 사이에 끼도록 하는, 하부 분리층. - 제1항에 있어서, 상기 저유전율 접착층은 10 GHz에서 2.4 내지 2.8의 Dk 값 및 10 GHz에서 0.002 내지 0.006의 Df 값을 갖는 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 저유전율 접착층은 0.05% 내지 0.2%의 수분 흡수율을 갖는 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 저유전율 접착층은 불소계 수지, 에폭시 수지, 아크릴 수지, 우레탄 수지, 규소 고무 수지, 폴리-p-자일렌 수지, 비스말레이미드계 수지, 폴리이미드 수지, 폴리아미드이미드 수지, 및 폴리아미드 수지로 이루어진 군에서 선택되는 적어도 하나의 수지로 구성된 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 저유전율 접착층은 소결된 이산화규소, 테플론, 불소계 수지, 인계 난연제, 및 폴리이미드 수지 중 적어도 하나를 포함하며, 상기 소결된 이산화규소, 테플론, 불소계 수지, 및 인계 난연제의 총 함량이 상기 저유전율 접착층의 총 고체 함량의 8중량% 내지 50중량%인 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 폴리이미드 수지는 상기 저유전율 접착층의 총 고체 함량의 40중량% 내지 90중량%의 함량을 갖는 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 유색 잉크층은 에폭시 수지, 아크릴 수지, 우레탄 수지, 규소 고무 수지, 폴리-p-자일렌 수지, 비스말레이미드계 수지, 폴리이미드 수지, 폴리아미드이미드 수지, 및 폴리아미드 수지로 이루어진 군에서 선택되는 적어도 하나의 수지로 구성된 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 상부 분리층 및 상기 하부 분리층 중 적어도 하나는 폴리프로필렌, 이축배향 폴리프로필렌, 및 폴리에틸렌 테레프탈레이트로 이루어진 군에서 독립적으로 선택되는 적어도 하나의 고분자로 구성된 것인, 유색 초박 커버링 필름.
- 제6항에 있어서, 상기 소결된 이산화규소는 상기 저유전율 접착층의 총 고체 함량의 2중량% 내지 15중량%의 함량을 갖는 것인, 유색 초박 커버링 필름.
- 제6항에 있어서, 상기 테플론은 상기 저유전율 접착층의 총 고체 함량의 2중량% 내지 10중량%의 함량을 갖는 것인, 유색 초박 커버링 필름.
- 제6항에 있어서, 상기 불소계 수지는 상기 저유전율 접착층의 총 고체 함량의 2중량% 내지 10중량%의 함량을 갖는 것인, 유색 초박 커버링 필름.
- 제6항에 있어서, 상기 인계 난연제는 상기 저유전율 접착층의 총 고체 함량의 2중량% 내지 15중량%의 함량을 갖는 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 유색 잉크층은 무기 안료 및 유기 안료 중 적어도 하나를 포함하는 것인, 유색 초박 커버링 필름.
- 제14항에 있어서, 상기 무기 안료는 카드뮴 레드, 카드뮴 레몬 옐로우, 카드뮴 옐로우 오렌지, 이산화티탄, 카본 블랙, 흑색 산화철, 또는 흑색 복합 무기 안료인 것인, 유색 초박 커버링 필름.
- 제14항에 있어서, 상기 유기 안료는 아닐린 블랙, 페릴렌 블랙, 안트라퀴논 블랙, 벤지딘계 황색 안료, 프탈로시아닌 블루, 또는 프탈로시아닌 그린인 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 유색 잉크층은 3 μm 내지 5 μm의 두께를 갖는 것인, 유색 초박 커버링 필름.
- 제1항에 있어서, 상기 저유전율 접착층은 3 μm 내지 10 μm의 두께를 갖는 것인, 유색 초박 커버링 필름.
- 하기 단계를 포함하는, 제1항의 유색 초박 커버링 필름의 제조 방법:
유색 잉크 원료를 상부 분리층의 하부 표면 상에 코팅하는 단계;
상기 유색 잉크 원료를 50 ℃ 내지 180 ℃의 온도에서 경화하여 유색 잉크층을 형성하는 단계;
저유전율 접착층을 코팅 공정 또는 전사 인쇄 공정으로 상기 유색 잉크층의 하부 표면 상에 형성하는 단계; 및
하부 분리층을 상기 저유전율 접착층의 하부 표면 상에 접착하는 단계.
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| CN109699140A (zh) * | 2019-03-01 | 2019-04-30 | 西安易朴通讯技术有限公司 | 温感可变面板和电子设备的外壳 |
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