KR20040101294A - 아연 및 아연 합금 도금 상에 흑색의 6가 크롬 비함유화성 피막을 형성하기 위한 처리 용액, 및 아연 및 아연합금 도금 상에 흑색의 6가 크롬 비함유 화성 피막을형성하는 방법 - Google Patents
아연 및 아연 합금 도금 상에 흑색의 6가 크롬 비함유화성 피막을 형성하기 위한 처리 용액, 및 아연 및 아연합금 도금 상에 흑색의 6가 크롬 비함유 화성 피막을형성하는 방법 Download PDFInfo
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- KR20040101294A KR20040101294A KR10-2004-7014220A KR20047014220A KR20040101294A KR 20040101294 A KR20040101294 A KR 20040101294A KR 20047014220 A KR20047014220 A KR 20047014220A KR 20040101294 A KR20040101294 A KR 20040101294A
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- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
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- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
- C23C22/47—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates containing also phosphates
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- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/48—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/53—Treatment of zinc or alloys based thereon
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
- C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
- C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only
- C23C28/025—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only with at least one zinc-based layer
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- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/10—Use of solutions containing trivalent chromium but free of hexavalent chromium
Abstract
Description
실시예 | 1 | 2 | 3 | 4 | 5 | 6 |
Cr3+(g/L) | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 2 |
NO3 -(g/L) | 0.2 | 0.4 | 0.1 | 0.4 | 0.6 | 0.4 |
NO3 -/Cr3+의 몰비 | 0.04 | 0.07 | 0.02 | 0.07 | 0.11 | 0.17 |
PO4 3-(g/L) | 12 | 12 | 0 | 15 | 12 | 12 |
SO4 2-(g/L) | 15 | 0 | 0 | 2 | 0 | 2 |
Cl-(g/L) | 10 | 10 | 10 | 0 | 15 | 0 |
옥살산 (g/L) | 15 | 15 | 7 | 0 | 0 | 0 |
말론산 (g/L) | 0 | 0 | 7 | 15 | 12 | 12 |
호박산 (g/L) | 0 | 10 | 20 | 0 | 0 | 0 |
아디프산 (g/L) | 0 | 0 | 0 | 20 | 0 | 0 |
킬레이트제/Cr3+의 몰비 | 2.0 | 3.0 | 3.7 | 3.4 | 1.4 | 1.4 |
Co (g/L) | 1 | 1.5 | 0.5 | 1 | 1 | 1 |
Ni (g/L) | 0.1 | 0 | 1.0 | 0 | 0.3 | 0.5 |
다른 금속염 | Si | Si | Ti | Si | Si | Si |
처리액의 pH | 2.3 | 2.3 | 2.3 | 2.4 | 2.6 | 2.5 |
처리온도 (℃) | 50 | 50 | 60 | 50 | 40 | 30 |
처리시간 (초) | 30 | 60 | 120 | 60 | 60 | 60 |
실시예 | 7 | 8 | 9 | 10 |
Cr3+(g/L) | 4.5 | 4.5 | 4.5 | 4.5 |
NO3 -(g/L) | 0.6 | 0.4 | 0.2 | 0.4 |
NO3 -/Cr3+ | 0.11 | 0.07 | 0.04 | 0.07 |
PO4 3-(g/L) | 12 | 12 | 12 | 15 |
SO4 2-(g/L) | 10 | 0 | 15 | 2 |
Cl-(g/L) | 0 | 10 | 0 | 0 |
옥살산 (g/L) | 15 | 7 | 15 | 15 |
말론산 (g/L) | 0 | 7 | 0 | 0 |
호박산 (g/L) | 10 | 0 | 0 | 0 |
아디프산 (g/L) | 0 | 0 | 0 | 20 |
킬레이트제/ Cr3+의 몰비 | 3.0 | 1.7 | 2.0 | 3.7 |
Co (g/L) | 1 | 1 | 1 | 1 |
Ni (g/L) | 0.3 | 0 | 0.1 | 0 |
다른 금속염 | Si | Si | Si | Si |
처리액의 pH | 2.6 | 2.0 | 2.3 | 2.5 |
처리온도 (℃) | 35 | 50 | 50 | 40 |
처리시간 (초) | 60 | 60 | 60 | 60 |
도금공석율 (%) | Zn-Ni 6.5 | Zn-Ni 15 | Zn-Fe 0.5 | Zn-Fe 2.0 |
실시예 | 11 | 12 | 13 | 14 |
3가 크롬산염 처리 | 실시예 1 | 실시예 8 | 실시예 9 | 실시예 9 |
오버코트의 종류 | 규산염계무기파막 | 규산염계무기피막 | 폴리우레탄계유기피막 | 메타크릴수지계유기피막 |
처리농도 | 200mL/L | 200mL/L | 100mL/L | 원액사용 |
처리조건 | 45℃ - 45초 | 45℃ - 45초 | 25℃ - 60초 | 25℃ - 60초 |
약품명 | 딥솔(주) 제CC445 | 딥솔(주) 제CC445 | 제일공업제약(주) 제슈퍼플렉스 | 딥솔(주) 제딥코트 |
실시예 | 피막의 외관 | 내식성5% 흰 녹/붉은 녹 발생시간(Hrs) | 가열내식성5% 흰 녹발생시간(Hrs) |
1 | 흑색 | 120/600 | 240 |
2 | 흑색 | 72/500 | 240 |
3 | 흑색 | 72/400 | 120 |
4 | 흑색 | 96/500 | 240 |
5 | 흑색 | 120/500 | 240 |
6 | 흑색 | 120/500 | 240 |
7 | 흑색 | 120/800 | 240 |
8 | 흑색 | 120/1500 | 240 |
9 | 흑색 | 240/1000 | 240 |
10 | 흑색 | 240/1000 | 240 |
11 | 흑색 | 240/1000 | |
12 | 흑색 | 300/2000 | |
13 | 흑색 | 300/1200 | |
14 | 흑색 | 300/1200 | |
비교예 1 | 흑색 | 120/500 | 12 |
비교예 2 | 연한 청색 | 24/250 | 24 |
비교예 3 | 간섭색 | 72/300 | 48 |
Claims (13)
- 아연 및 아연 합금 도금 상에 흑색의 6가 크롬 비함유 화성 피막을 형성하기 위한 처리 용액으로서,질산 이온과 3가 크롬의 몰비(NO3
- /Cr3+)가 0.5 미만이고,3가 크롬이 킬레이트제와의 수용성 착체의 형태로 존재하고,코발트 이온 및/또는 니켈 이온을 포함하고,코발트 이온 및/또는 니켈 이온이 킬레이트제와 난용성의 금속염을 형성하여 침전되지 않고, 당해 처리 용액 중에 안정하게 존재하고,아연 및 아연 합금 도금을 당해 처리 용액에 접촉시켰을 때에, 아연과 반응하여, 아연과 크롬과, 코발트 및/또는 니켈과, 킬레이트제를 포함하는 흑색의 6가 크롬 비함유 화성 피막을 아연 및 아연 합금 도금 상에 형성하는 것을 특징으로 하는 상기 처리 용액. - 제1항에 있어서,상기 3가 크롬의 농도가 0.5 ~ 10g/L이고,킬레이트제와 3가 크롬의 몰비(킬레이트제/Cr3+)가 0.2 ~ 4인 것을 특징으로 하는 상기 처리 용액.
- 제1항 또는 제2항에 있어서,상기 3가 크롬의 공급원이 인산크롬(Cr(HnPO4)(3/(3-n)))인 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제3항의 어느 한 항에 있어서,상기 킬레이트제가 모노카르복실산, 디카르복실산, 트리카르복실산, 하이드록시카르복실산, 아미노카르복실산 및 그들의 염으로 이루어지는 군에서 선택되는 1종 이상인 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제4항의 어느 한 항에 있어서,상기 킬레이트제가 옥살산, 말론산, 호박산 및 그들의 염으로 이루어지는 군에서 선택되는 1종 이상인 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제5항의 어느 한 항에 있어서,규소, 철, 티탄, 지르코늄, 텅스텐, 바나듐, 몰리브덴, 스트론튬, 니오븀, 탄탈륨, 망간, 칼슘, 바륨, 마그네슘 및 알루미늄으로 이루어지는 군에서 선택되는 1종 이상의 금속 이온을 더 함유하는 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제6항의 어느 한 항에 있어서,상기 처리 용액 중의 질산 이온의 농도가 0.1 ~ 1g/L인 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제7항의 어느 한 항에 있어서,인산 이온을 더 함유하는 것을 특징으로 하는 상기 처리 용액.
- 제1항 내지 제8항의 어느 한 항에 있어서,질산 이온, 할로겐 이온 및 붕산 이온으로 이루어지는 군에서 선택되는 1종 이상을 더 함유하는 것을 특징으로 하는 상기 처리 용액.
- 아연 및 아연 합금 도금을 제1항 내지 제9항의 어느 한 항에 기재의 처리 용액에 접촉시키는 공정을 포함하는 것을 특징으로 하는 흑색의 6가 크롬 비함유 화성 피막의 형성 방법.
- 제10항에 있어서,흑색의 6가 크롬 비함유 화성 피막을 100 ~ 250℃로 30 ~ 300분간 에이징 처리하는 공정을 더 포함하는 것을 특징으로 하는 상기 형성 방법.
- 제11항에 있어서,상기 에이징 처리 공정을 200℃로 60 ~ 300분간 행하는 것을 특징으로 하는상기 형성 방법.
- 제10항 내지 제12항의 어느 한 항의 방법에 의하여 형성된 흑색의 6가 크롬 비함유 화성 피막 상에, 추가로 오버코트 처리를 시행하는 것을 특징으로 하는 아연 및 아연 합금 도금의 방청 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2002-00070175 | 2002-03-14 | ||
JP2002070175A JP3774415B2 (ja) | 2002-03-14 | 2002-03-14 | 亜鉛及び亜鉛合金めっき上に黒色の六価クロムフリー化成皮膜を形成するための処理溶液及び亜鉛及び亜鉛合金めっき上に黒色の六価クロムフリー化成皮膜を形成する方法。 |
PCT/JP2003/002994 WO2003076686A1 (fr) | 2002-03-14 | 2003-03-13 | Solution de traitement pour la formation d'un revetement chimique exempt de chrome hexavalent noir sur un substrat recouvert de zinc ou d'alliage de zinc, et procede de formation de revetement chimique exempt de chrome hexavalent noir sur un substrat recouvert de zinc ou d'alliage de zinc |
Publications (2)
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KR20040101294A true KR20040101294A (ko) | 2004-12-02 |
KR100627029B1 KR100627029B1 (ko) | 2006-09-21 |
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KR1020047014220A KR100627029B1 (ko) | 2002-03-14 | 2003-03-13 | 아연 및 아연 합금 도금 상에 흑색의 6가 크롬 비함유화성 피막을 형성하기 위한 처리 용액, 및 아연 및 아연합금 도금 상에 흑색의 6가 크롬 비함유 화성 피막을형성하는 방법 |
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EP (1) | EP1484432B1 (ko) |
JP (1) | JP3774415B2 (ko) |
KR (1) | KR100627029B1 (ko) |
CN (1) | CN100457969C (ko) |
AT (1) | ATE478976T1 (ko) |
AU (1) | AU2003213350A1 (ko) |
DE (1) | DE60333904D1 (ko) |
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WO2009002471A2 (en) * | 2007-06-21 | 2008-12-31 | Pavco, Inc. | Method of forming a multilayer, corrosion-resistant finish |
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FR2812307B1 (fr) * | 2000-07-25 | 2003-02-14 | Chemetall S A | Couche noire anticorrosive sur un alliage de zinc et son procede de preparation |
JP2002069660A (ja) * | 2000-08-28 | 2002-03-08 | Nippon Parkerizing Co Ltd | 6価クロムを含まない水系金属表面処理剤及びそれで処理した表面処理金属板 |
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- 2003-03-13 AU AU2003213350A patent/AU2003213350A1/en not_active Abandoned
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- 2003-03-13 KR KR1020047014220A patent/KR100627029B1/ko active IP Right Grant
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- 2003-03-13 WO PCT/JP2003/002994 patent/WO2003076686A1/ja active Application Filing
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100783484B1 (ko) * | 2006-08-16 | 2007-12-07 | 윤은상 | 아연도금용 흑색 피막조성물 및 흑색 피막형성방법 |
WO2009002471A2 (en) * | 2007-06-21 | 2008-12-31 | Pavco, Inc. | Method of forming a multilayer, corrosion-resistant finish |
WO2009002471A3 (en) * | 2007-06-21 | 2009-03-05 | Pavco Inc | Method of forming a multilayer, corrosion-resistant finish |
Also Published As
Publication number | Publication date |
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EP1484432A1 (en) | 2004-12-08 |
WO2003076686A1 (fr) | 2003-09-18 |
EP1484432A4 (en) | 2009-12-30 |
CN100457969C (zh) | 2009-02-04 |
AU2003213350A1 (en) | 2003-09-22 |
JP3774415B2 (ja) | 2006-05-17 |
KR100627029B1 (ko) | 2006-09-21 |
DE60333904D1 (de) | 2010-10-07 |
CN1729311A (zh) | 2006-02-01 |
ATE478976T1 (de) | 2010-09-15 |
JP2003268562A (ja) | 2003-09-25 |
EP1484432B1 (en) | 2010-08-25 |
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