KR20230113249A - 유가 물질 순환에서 회로 보드 및/또는 기판의 제조 - Google Patents
유가 물질 순환에서 회로 보드 및/또는 기판의 제조 Download PDFInfo
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- KR20230113249A KR20230113249A KR1020230093102A KR20230093102A KR20230113249A KR 20230113249 A KR20230113249 A KR 20230113249A KR 1020230093102 A KR1020230093102 A KR 1020230093102A KR 20230093102 A KR20230093102 A KR 20230093102A KR 20230113249 A KR20230113249 A KR 20230113249A
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- Prior art keywords
- metal salt
- medium
- metal
- treated
- acid
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- 239000007320 rich medium Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
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Abstract
Description
도 1 내지 도 3은 각각 본 발명의 실시형태에 따른 회로 보드 및/또는 기판 제조에서의 부분 스트림의 개요를 도시한다.
도 4 내지 도 7은 본 발명의 실시형태에 따른 회로 보드 및/또는 기판 제조의 에칭 공정에서 나오는 금속염-함유 매체의 제 1 처리 공정을 도시한다.
도 8은 본 발명의 실시형태에 따른 회로 보드 및/또는 기판 제조의 도금 공정에서 나오는 금속염-함유 매체의 제 2 처리 공정을 도시한다.
도 9 및 도 10은 본 발명의 실시형태에 따른 회로 보드 및/또는 기판 제조에서 나오는 헹굼수로 형성된 금속염-함유 매체의 제 3 처리 공정을 도시한다.
도 11 내지 도 15는 각각 본 발명의 실시형태에 따른 회로 보드 및/또는 기판 제조에서 나오는 금속염-함유 매체로부터의 원소 금속의 회수를 도시한다.
도 16은 본 발명의 일 실시형태에 따른 회로 보드 및/또는 기판 제조에서의 처리 공정 및 회수의 개요를 도시한다.
도 17은 본 발명의 일 실시형태에 따른 상기한 방법(및 산업 시설 각각)의 적어도 일부를 조정하기 위한 공정 제어 장치를 도시한다.
다른 도면에서 동일하거나 유사한 구성요소에는 동일한 참조 번호가 제공된다.
4: 전체 스트림
5, 6, 7: 제 1 분리 스트림, 제 2 분리 스트림, 제 3 분리 스트림,
52: 금속이 에칭 공정으로 피드백되는 단계
54: 금속이 도금 공정으로 피드백 되는 단계
60: 인쇄 회로 보드를 제조하기 위한 산업 시설
100: 인쇄 회로 보드 제조의 에칭 공정에서 나오는 금속염-함유 매체의 처리 공정
10: 금속염-함유 매체
11: 처리될 매체
15: 산
15a: 산의 제 1 부분
15b: 산의 제 2 부분
15c: 산의 제 3 부분
110: 제 1 막 투석
112: 제 1 막
113: 제 1 공급물
115: 제 1 투석물
116: 제 1 확산물
120: 제 2 막 투석
122: 제 2 막
123: 제 2 공급물
125: 제 2 투석물
126: 제 2 확산물
127: 에칭 공정 수집 용기
130: 제 3 막 투석
131: 투석물 공급물
132: 제 3 막
133: 제 3 공급물
135: 제 3 투석물
136: 제 3 확산물 (제 1 분리 스트림)
140: 반응기, 혼합 및 화학 반응을 수행
141: 처리될 (산성 성분이 없는) 농축 매체
143: 추가 산
150: 에칭 공정
151: 에칭 공정의 오버플로우 용기
160 증발기
200: 인쇄 회로 보드 제조의 도금 공정에서 나오는 금속염-함유 매체의 처리 공정
20: 금속염-함유 매체
21: 철- 및 금속염-함유 매체
205: 저장 모듈, 제공 단계
210: 산화 모듈
220: 분리 모듈, 이온 교환기
221: 담지 단계
222: 재생 단계, 스트리밍
225: 산 용액
226: 철-함유 산성 용액, 재생물
230: 산 투석
231: 회로 보드 공정으로의 제공
235: 철-함유 투석물
236: 산-함유 확산물 (제 2 분리 스트림)
240: 산을 피드백하는 단계
250: 도금 공정
300: 인쇄 회로 보드 제조의 헹굼수에서 나오는 금속염-함유 매체의 처리 공정
30: 금속염-함유 매체
31: 처리될 매체, 전체 분리 스트림
32: 추가 헹굼수
305: 제공 단계
310: 전처리 단계
311: 가성소다 pH 값의 조절 단계
312: 중아황산염, 화학적 환원 단계
313: 유기물 필터, 활성탄 필터
320: 이온 교환기
321: 담지 단계
322: 재생 단계, 스트리밍
325: 재생 매체, 추가 산
326: 재생 매체, 재생물
327: 폐수 분리 단계
328: 재생물 저장 모듈
329: 농축 매체 제공 단계
340: 분리 모듈
350: 배출 품질의 폐기물 매체, 물
351: 물 정화 단계
325: 물 공급 단계
400: 인쇄 회로 보드 제조에서 나오는 금속염-함유 매체로부터 원소 금속을 회수하는 공정
40: 금속염-함유 매체, 전해질
41: 사용된 전해질
50: 원소 금속 (구리)
401: 제 1 부분 스트림 회수 공정
402: 제 2 및 제 3 부분 스트림 회수 공정
405: 제공, 결합, 농축 단계
410: 공급 용기, 조성 조절 단계
412: 활성탄 필터, 여과 단계
414: 온도 조절
415: 이금속 제거용 펌프 저장소
416: 증발기, 농축기
419a, b: 유체 연통부
420: 이온 교환기, 이금속 분리용
421: 담지 단계
422: 재생 단계, 스트리밍
425: 산성 용액, 재생 매체
426: 재생물, 이금속-함유 산성 용액, 재생 매체
430: 농축 이금속-함유 산성 용액
431: 회로 보드 공정으로의 제공
440: 막 투석, 산 분리
441: 공급물 투석
442: 막
443: 공급물 확산물
445: 금속염을 갖는 투석물
446: 산-함유 확산물 (제 3 분리 스트림)
447: 산 저장 모듈
450: 반응 셀, 전기분해 셀
451: 전기분해(E-모듈)
452: 산화
455: 방출 모듈(L-모듈)
460: 공기 순환
461: 배출 공기
462: 유입 공기
463: 공기 필터
464: 포화된 배출 공기
465: 자연 증발
500: 추가 회로 보드 공정, 포토레지스트 공정
600: 공정 제어 장치
610: 데이터베이스
611: 공정 파라미터 실제 값
620: 데이터 모델 유닛
621: 미리 결정된 공정 파라미터, 목표 값
622: 새로운 미리 결정된 공정 파라미터
625: 자기 학습 알고리즘
630: 계산 장치
631: 결정된 제어 동작
P: 공정 방향
Claims (15)
- 회로 보드 및/또는 기판을 제조하기 위한 방법으로서, 제조 방법의 작동 상태에서 실질적으로 배출 품질의 매체만이 폐기물로서 발생하도록, 발생하는 잔류물은 유가 물질 순환 내로 부분 스트림으로 피드백되는, 방법.
- 제 1 항에 있어서,
배출 품질의 매체는 회로 보드 및/또는 기판 제조의 주성분을 실질적으로 포함하지 않고, 특히 중금속을 포함하지 않는, 방법. - 제 1 항 또는 제 2 항에 있어서,
배출 품질의 매체 내의 중금속 농도는 15 mg/L 이하를 포함하고, 특히 배출 품질의 매체 내의 구리 농도는 0.5 mg/L 이하를 포함하는, 방법. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
방법은:
매체는 특히 물, 염 및 유기물을 실질적으로 포함하거나 이로 구성되는 특징;
배출 품질은 법적 경계값 및/또는 기준에 따라 매체가 폐수 처리장으로 배출될 수 있다는 사실과 관련되는 특징;
배출 품질은 법적 경계값 및/또는 기준에 따라 매체가 수생 환경으로 배출될 수 있다는 사실과 관련되는 특징;
실질적으로 물과 에너지만이 작동 상태에서 제조 방법에 공급되는 특징;
발생하는 산은 유가 물질 순환으로 피드백되는 특징;
방법은:
매체가 수생 환경으로 배출될 수 있도록, 배출 품질로 매체를 정제하는 단계로서, 특히 유기 화합물의 농도에 대한 척도로서 CSB-값이 300 mg/L, 특히 75 mg/L 이하가 되도록 정제하는 단계를 더 포함하는 특징;
회로 보드 및/또는 기판의 성분으로서 제조 방법을 떠난 주성분을 대체하기 위해, 실질적으로 회로 보드 및/또는 기판 제조의 주성분만이 작동 상태의 제조 방법에 공급되는 특징;
폐수의 성분으로서 제조 방법을 떠난 주성분을 대체하기 위해, 실질적으로 회로 보드 및/또는 기판 제조의 주성분이 작동 상태의 제조 방법에 공급되지 않는 특징;
회로 보드 및/또는 기판 제조의 주성분은 금속, 특히 중금속, 더욱 특히 구리, 철, 니켈, 금, 은, 팔라듐, 주석으로 이루어진 군 중 적어도 하나인 특징;
발생하는 잔류물은 중금속, 특히 구리 및/또는 철, 금속 황산염, 금속 염화물, 염산, 황산으로 이루어진 군 중 적어도 하나를 포함하는 특징;
유가 물질 순환에서, 중금속 잔류물, 특히 구리 잔류물의 90% 이상, 특히 95% 이상, 더욱 특히 98% 이상이 피드백되는 특징;
유가 물질 순환에서, 분리된 염산의 적어도 80%가 피드백되고, 필요한 황산의 적어도 70%가 방법-내부적으로 생산되는 특징;
중 적어도 하나의 특징을 포함하는, 방법. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
부분 스트림은:
회로 보드 및/또는 기판 제조의 에칭 공정으로부터의 제 1 부분 스트림;
회로 보드 및/또는 기판 제조의 도금 공정으로부터의 제 2 부분 스트림;
회로 보드 및/또는 기판 제조의 헹굼수(rinsing water) 및/또는 잔류수에서 나오는 제 3 부분 스트림;
중 적어도 하나의 특징을 포함하는, 방법. - 제 5 항에 있어서,
제 1 부분 스트림은, 제 1 처리 공정에서 처리된, 회로 보드 및/또는 기판 제조의 에칭 공정으로부터의 처리된 제 1 금속염-함유 매체를 포함하고, 특히 처리된 금속염-함유 매체에는 처리될 금속염이 실질적으로 없고, 더욱 특히 산이 실질적으로 없는, 방법. - 제 6 항에 있어서,
처리된 제 1 금속염-함유 매체는, 막 투석에 의해 산을 다단계 제거하는 단계 및 화학 반응, 특히 염 복분해를 수행하는 단계를 사용하여, 처리될 금속염, 특히 염화구리 및 산을 포함하는 처리될 매체로부터 수득되고,
특히 화학 반응은 발열 반응이고, 방법은: 액체 매체, 특히 공급 용기 또는 전기분해 용기 내의 액체 매체가 동일한 회로 보드 및/또는 기판 제조 내에서 가열되도록, 반응 열의 적어도 일부를 소산시키는 단계를 더 포함하는, 방법. - 제 5 항 내지 제 7 항 중 어느 한 항에 있어서,
제 2 부분 스트림은, 제 2 처리 공정에서 처리되는, 회로 보드 및 기판 제조의 도금 공정으로부터의 처리된 제 2 금속염-함유 매체를 포함하고,
특히 처리된 금속염-함유 매체에는 실질적으로 이금속(foreign metal)이 없고,
더욱 특히 이금속은 철, 납, 주석, 몰리브덴, 니켈, 코발트, 인듐, 카드뮴, 아연, 크롬, 나트륨, 팔라듐으로 이루어진 군 중 적어도 하나를 포함하고,
특히 처리된 제 2 금속염-함유 매체는, 특히 선택적 이온 교환 수지, 더욱 특히 이중-기능화 이온 교환 수지를 포함하는 이온 교환기에 의해, 이금속- 및 금속염-함유 매체로부터 이금속, 특히 철을 분리하는 단계를 사용하여, 이금속- 및 금속염-함유 매체로부터 수득되는, 방법. - 제 5 항 내지 제 8 항 중 어느 한 항에 있어서,
제 3 부분 스트림은, 제 3 처리 공정에서 처리되는, 회로 보드 및/또는 기판 제조의 헹굼수에서 나오는 처리된 제 3 금속염-함유 매체를 포함하고, 특히 처리된 금속염-함유 매체 내의 금속염은 헹굼수에 비해 풍부한, 방법. - 제 9 항에 있어서,
처리된 제 3 금속염-함유 매체는, 이온 교환기를 사용하여, 처리되는 매체로부터 수득되고, 특히:
이온 교환기를 재생하는 단계는, 금속이 재생 매체에서 적어도 부분적으로 용해되고 재생물이 제공되도록, 재생 매체를 이온 교환기를 통해 흐르게 함으로써 수행되고, 재생 매체는 적어도 부분적으로 방법-내부적으로 생성되는 특징;
이온 교환기의 재생물은 이온 교환기에서 하나 이상의 재생 단계를 위해 사용되고, 특히 재생물 내의 금속의 농도는 각각의 재생 단계에 따라 증가하는 특징;
제 3 처리 공정은:
금속이 적어도 부분적으로 이온 교환기에 남아 있도록, 회로 보드 및/또는 기판 제조의 헹굼수로부터의 금속염-함유 매체를 이온 교환기에 담지(loading)하는 단계; 및
배출 품질의 매체를 분리하는 단계를 포함하는 특징;
중 적어도 하나의 특징을 포함하는, 방법. - 제 1 항 내지 제 10 항 중 어느 한 항에 있어서,
방법은:
적어도 부분 스트림을 처리하는 단계를 포함하고, 처리하는 단계는:
특히 전기분해에 의해, 반응 셀에서 부분 스트림의 금속염-함유 매체로부터 원소 금속(elementary metal)을 회수하는 단계를 더 포함하고,
특히, 방법은:
제조 방법, 특히 회로 보드 및/또는 기판 제조의 에칭 공정 및/또는 도금 공정으로 회수된 금속을 피드백하는 단계를 더 포함하는, 방법. - 제 1 항 내지 제 11 항 중 어느 한 항에 있어서,
유가 물질 순환으로부터의 이금속-함유 산성 용액을 회로 보드 및/또는 기판 제조의 추가 공정, 특히 포토레지스트를 침전시키기 위한 공정으로 제공하는 단계를 더 포함하고, 여기서 특히 이금속은 철을 포함하고, 산성 용액은 염산(HCl)을 포함하고, 이금속-함유 산성 용액은 염화철(FeCl3)를 포함하는, 방법. - 제 1 항 내지 제 12 항 중 어느 한 항에 따른 방법을 조정하기 위한 공정 제어 장치로서, 공정 제어 장치는:
실행 중인 공정의 적어도 하나의 공정 파라미터를 캡처하기 위한 데이터베이스;
적어도 하나의 미리 결정된 공정 파라미터를 저장하도록 구성된 데이터 모델 유닛; 및
계산 장치로서,
캡처된 공정 파라미터를 미리 결정된 공정 파라미터와 비교하고,
비교 결과를 기반으로 하는 제어 동작을 결정하고, 그리고
결정된 제어 동작을 수행하도록 구성된 상기 계산 장치를 포함하는, 공정 제어 장치. - 제 13 항에 있어서,
공정 제어 장치는:
계산 장치는, 비교 및/또는 결정을 위해, 특히 신경망에 의한 자기 학습 알고리즘을 포함하는 특징;
자기 학습 알고리즘은 결정된 제어 동작을 자동으로 수행하도록 구성되고/구성되거나, 자기 학습 알고리즘은 검증을 위해 사용자에게 결정된 제어 동작을 제공하도록 구성되는 특징;
자기 학습 알고리즘은, 비교를 기반으로, 새로운 미리 결정된 공정 파라미터를 결정하고, 이를 데이터 모델 유닛에 자동으로 공급하고/공급하거나, 자기 학습 알고리즘은, 비교를 기반으로, 새로운 미리 결정된 공정 파라미터를 결정하고, 검증을 위해 이를 사용자에게 제공하도록 구성되는 특징;
자기 학습 알고리즘은 사용자에 의한 검증 결과를 학습의 기초로서 사용하도록 구성되는 특징;
중 적어도 하나의 특징을 더 포함하는, 공정 제어 장치. - 하나 이상의 프로세서에 의해 실행될 때, 제 1 항 내지 제 12 항 중 어느 한 항에 따른 방법을 제어하기 위한 컴퓨터 프로그램 제품.
Applications Claiming Priority (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20160862 | 2020-03-04 | ||
EP20160862.7 | 2020-03-04 | ||
EP20172981.1 | 2020-05-05 | ||
EP20172971.2A EP3875641A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum aufbereiten eines metallsalz-haltigen mediums aus einem ätzprozess der leiterplatten- und/oder substrat-herstellung |
EP20172928.2 | 2020-05-05 | ||
EP20172960.5 | 2020-05-05 | ||
EP20172923.3 | 2020-05-05 | ||
EP20172981.1A EP3875642A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum aufbereiten eines spülwassers aus der leiterplatten- und/oder substrat-herstellung |
EP20172906.8 | 2020-05-05 | ||
EP20172960.5A EP3875640A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum aufbereiten eines metallsalz-haltigen mediums aus teilströmen der leiterplatten- und/oder substrat-herstellung |
EP20172906.8A EP3875637A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum rückgewinnen eines elementaren metalls aus der leiterplatten- und/oder substrat-herstellung |
EP20172928.2A EP3875639A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum herstellen von leiterplatten- und/oder substraten innerhalb eines wertstoffkreislaufs |
EP20172971.2 | 2020-05-05 | ||
EP20172923.3A EP3875638A1 (de) | 2020-03-04 | 2020-05-05 | Verfahren zum aufbereiten eines fremdmetall- und metallsalz-haltigen mediums aus der leiterplatten- und/oder substrat-herstellung |
KR1020210027371A KR102558446B1 (ko) | 2020-03-04 | 2021-03-02 | 회로 기판 및/또는 기판 제조의 부분 스트림으로부터 금속염 함유 매체를 처리하는 방법 |
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KR1020230093102A KR20230113249A (ko) | 2020-03-04 | 2023-07-18 | 유가 물질 순환에서 회로 보드 및/또는 기판의 제조 |
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EP (6) | EP3875639A1 (ko) |
JP (2) | JP7152123B2 (ko) |
KR (2) | KR102558446B1 (ko) |
CN (2) | CN113355676B (ko) |
TW (1) | TWI795737B (ko) |
Families Citing this family (1)
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EP4339165A1 (en) * | 2022-09-16 | 2024-03-20 | AT & S Austria Technologie & Systemtechnik Aktiengesellschaft | Separating a foreign metal from a process fluid, method and apparatus |
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2020
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- 2020-05-05 EP EP20172923.3A patent/EP3875638A1/de active Pending
- 2020-05-05 EP EP20172971.2A patent/EP3875641A1/de active Pending
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2021
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EP3875642A1 (de) | 2021-09-08 |
EP3875641A1 (de) | 2021-09-08 |
EP3875637A1 (de) | 2021-09-08 |
TWI795737B (zh) | 2023-03-11 |
JP2021137804A (ja) | 2021-09-16 |
JP2022191277A (ja) | 2022-12-27 |
EP3875639A1 (de) | 2021-09-08 |
EP3875638A1 (de) | 2021-09-08 |
TW202321471A (zh) | 2023-06-01 |
EP3875640A1 (de) | 2021-09-08 |
CN113355676A (zh) | 2021-09-07 |
CN118422201A (zh) | 2024-08-02 |
KR102558446B1 (ko) | 2023-07-20 |
TW202219282A (zh) | 2022-05-16 |
KR20210113059A (ko) | 2021-09-15 |
CN113355676B (zh) | 2024-05-24 |
JP7152123B2 (ja) | 2022-10-12 |
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