KR102167337B1 - 밀착력 및 부착력이 우수한 lds 방식 회로기판 제조 방법 - Google Patents
밀착력 및 부착력이 우수한 lds 방식 회로기판 제조 방법 Download PDFInfo
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- KR102167337B1 KR102167337B1 KR1020180159836A KR20180159836A KR102167337B1 KR 102167337 B1 KR102167337 B1 KR 102167337B1 KR 1020180159836 A KR1020180159836 A KR 1020180159836A KR 20180159836 A KR20180159836 A KR 20180159836A KR 102167337 B1 KR102167337 B1 KR 102167337B1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/382—Improvement of the adhesion between the insulating substrate and the metal by special treatment of the metal
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0017—Etching of the substrate by chemical or physical means
- H05K3/0023—Etching of the substrate by chemical or physical means by exposure and development of a photosensitive insulating layer
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/18—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material
- H05K3/181—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by electroless plating
- H05K3/182—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by electroless plating characterised by the patterning method
- H05K3/185—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by electroless plating characterised by the patterning method by making a catalytic pattern by photo-imaging
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Abstract
본 발명에 따른 밀착력 및 부착력이 우수한 LDS 방식 회로기판 제조 방법은 (a) 금속기재 상에 프라이머 도료 조성물을 도포하고, 건조하여 프라이머 도료 코팅층을 형성하는 단계; (b) 상기 프라이머 도료 코팅층의 표면을 열부식 처리로 표면을 개질하는 단계; (c) 상기 표면 개질된 프라이머 도료 코팅층 상에 광반응성 도료 조성물을 도포하고, 건조하여 광반응성 도료 코팅층을 형성하는 단계; 및 (d) 상기 광반응성 도료 코팅층에 선택적인 레이저 조사를 실시하여 상기 광반응성 도료 코팅층 내부의 광반응성 필러를 용출시키고, 상기 용출된 광반응성 필러에 도금을 실시하여 회로패턴을 형성하는 단계;를 포함하는 것을 특징으로 한다.
Description
도 2는 도 1의 A 부분을 확대하여 나타낸 단면도.
도 3은 본 발명의 실시예에 따른 밀착력 및 부착력이 우수한 LDS 방식 회로기판 제조 방법을 나타낸 공정 순서도.
도 4 내지 도 8은 본 발명의 실시예에 따른 밀착력 및 부착력이 우수한 LDS 방식 회로기판 제조 방법을 나타낸 공정 단면도.
140 : 프라이머 도료 코팅층 145 : 미세돌기
160 : 광반응성 도료 코팅층 165 : 광반응성 필러
180 : 회로패턴
S110 : 프라이머 도료 코팅층 형성 단계
S120 : 표면개질 처리 단계
S130 : 광반응성 도료 코팅층 형성 단계
S140 : 회로패턴 형성 단계
Claims (8)
- 삭제
- 삭제
- 삭제
- (a) 금속기재 상에 프라이머 도료 조성물을 도포하고, 건조하여 프라이머 도료 코팅층을 형성하는 단계;
(b) 상기 프라이머 도료 코팅층의 표면을 열부식 처리로 표면을 개질하는 단계;
(c) 상기 표면 개질된 프라이머 도료 코팅층 상에 광반응성 도료 조성물을 도포하고, 130 ~ 170℃에서 100 ~ 200분 동안 건조하여 광반응성 도료 코팅층을 형성하는 단계; 및
(d) 상기 광반응성 도료 코팅층에 선택적인 레이저 조사를 실시하여 상기 광반응성 도료 코팅층 내부의 광반응성 필러를 용출시키고, 상기 용출된 광반응성 필러에 도금을 실시하여 회로패턴을 형성하는 단계;를 포함하며,
상기 (b) 단계에서, 상기 열부식 처리는 220 ~ 250℃에서 2 ~ 8sec 동안 실시하며,
상기 (b) 단계에서, 상기 프라이머 도료 코팅층의 표면 일부를 열부식 처리로 식각하여 표면개질 처리하는 것에 의해, 불규칙한 형태의 미세돌기가 형성되며, 상기 미세돌기는 0.974 ~ 2.781㎛의 평균 두께를 갖고,
상기 (a) 단계에서, 상기 프라이머 도료 조성물은 무기필러 5 ~ 10 중량%, 안료 10 ~ 20 중량%, 유기 용매 10 ~ 30 중량%, 표면 조절제 0.1 ~ 1.0 중량%, 분산제 0.05 ~ 1.0 중량%, 침강방지제 0.01 ~ 0.5 중량%, 부착보강제 0.1 ~ 3.0 중량% 및 나머지 바인더 수지를 포함하고,
상기 (c) 단계에서, 상기 광반응성 도료 조성물은 광반응성 필러 10 ~ 20 중량%, 유기 용매 10 ~ 40 중량%, 표면 조절제 0.1 ~ 1.0 중량%, 분산제 0.05 ~ 1.0 중량%, 침강방지제 0.01 ~ 0.5 중량%, 부착보강제 0.1 ~ 3.0 중량% 및 나머지 바인더 수지를 포함하는 것을 특징으로 하는 밀착력 및 부착력이 우수한 LDS 방식 회로기판 제조 방법.
- 삭제
- 삭제
- 삭제
- 제4항에 있어서,
상기 (d) 단계는,
(d-1) 상기 광반응성 도료 코팅층에 선택적인 레이저 조사를 실시하여 상기 광반응성 도료 코팅층 내부에 함침된 광반응성 필러를 용출시키는 단계; 및
(d-2) 상기 용출된 광반응성 필러를 씨드로 이용한 도금을 실시하여, 상기 용출된 광반응성 필러와 동일한 형태를 갖는 회로패턴을 형성하는 단계;
를 포함하는 것을 특징으로 하는 밀착력 및 부착력이 우수한 LDS 방식 회로기판 제조 방법.
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| US11555113B2 (en) | 2019-09-10 | 2023-01-17 | Ticona Llc | Liquid crystalline polymer composition |
| US11637365B2 (en) | 2019-08-21 | 2023-04-25 | Ticona Llc | Polymer composition for use in an antenna system |
| US11646760B2 (en) | 2019-09-23 | 2023-05-09 | Ticona Llc | RF filter for use at 5G frequencies |
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| JPH07145355A (ja) * | 1993-06-10 | 1995-06-06 | Bando Chem Ind Ltd | 粘着シ−トおよびその製造方法 |
| KR20080098554A (ko) * | 2003-12-16 | 2008-11-10 | 미쓰이 긴조꾸 고교 가부시키가이샤 | 다층 프린트 배선판 |
| KR101991760B1 (ko) * | 2016-11-23 | 2019-10-01 | (주)드림텍 | 3차원 전자 회로 패턴 구현 방법 및 3차원 전자 회로 패턴 구현 시스템 |
| KR101970510B1 (ko) * | 2016-11-30 | 2019-04-22 | 유림특수화학 주식회사 | 광반응성 필러를 이용한 코팅용 도료 |
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