KR20030042985A - 아연도금강판용 몰리포스페이트 피막 형성용액, 및 이용액을 이용한 내식성이 우수한 몰리포스페이트처리강판의 제조방법 및 내식성이 우수한 수지피복강판의제조방법 - Google Patents
아연도금강판용 몰리포스페이트 피막 형성용액, 및 이용액을 이용한 내식성이 우수한 몰리포스페이트처리강판의 제조방법 및 내식성이 우수한 수지피복강판의제조방법 Download PDFInfo
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- KR20030042985A KR20030042985A KR1020010073936A KR20010073936A KR20030042985A KR 20030042985 A KR20030042985 A KR 20030042985A KR 1020010073936 A KR1020010073936 A KR 1020010073936A KR 20010073936 A KR20010073936 A KR 20010073936A KR 20030042985 A KR20030042985 A KR 20030042985A
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- steel sheet
- solution
- corrosion resistance
- moly
- high corrosion
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- 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
- C23C22/40—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 molybdates, tungstates or vanadates
- C23C22/42—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 molybdates, tungstates or vanadates containing also phosphates
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- 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
- C23C22/40—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 molybdates, tungstates or vanadates
- C23C22/44—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 molybdates, tungstates or vanadates containing also fluorides or complex fluorides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- 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
- C23C22/73—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 characterised by the process
- C23C22/77—Controlling or regulating of the coating process
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
Description
실시예 No. | 몰리이온(g/l) | 인산(g/l) | 질산이온(g/l) | 규불화수소(g/l) | 3메칠5피로졸린(g/l) | 내식성(SST,hrs) | 표면외관 | 수지피복성 | 내흑변성 | 피막형성시간 | |
발명예 | 1 | 18 | 40 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ |
2 | 20 | 40 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
3 | 25 | 40 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
비교예 | 4 | 6 | 40 | 25 | 5 | 5 | 60 | × | ○ | × | × |
5 | 30 | 40 | 25 | 5 | 5 | 50 | × | × | × | △ | |
발명예 | 6 | 20 | 40 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ |
7 | 20 | 35 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
8 | 20 | 20 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
비교예 | 9 | 20 | 10 | 25 | 5 | 5 | 55 | × | ○ | × | × |
10 | 20 | 55 | 25 | 5 | 5 | 50 | × | △ | × | △ | |
발명예 | 11 | 20 | 35 | 15 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ |
12 | 20 | 35 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
13 | 20 | 35 | 40 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
비교예 | 14 | 20 | 35 | 5 | 5 | 5 | 55 | × | ○ | × | × |
15 | 20 | 35 | 55 | 5 | 5 | 50 | × | △ | × | △ | |
발명예 | 16 | 20 | 35 | 25 | 3 | 5 | 180 | ◎ | ◎ | ◎ | ◎ |
17 | 20 | 35 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
18 | 20 | 35 | 25 | 7 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
비교예 | 19 | 20 | 35 | 25 | 1 | 5 | 55 | × | ○ | × | × |
20 | 20 | 35 | 25 | 13 | 5 | 50 | × | △ | × | △ | |
발명예 | 21 | 20 | 35 | 25 | 5 | 3 | 180 | ◎ | ◎ | ◎ | ◎ |
22 | 20 | 35 | 25 | 5 | 5 | 180 | ◎ | ◎ | ◎ | ◎ | |
23 | 20 | 35 | 25 | 5 | 7 | 180 | ◎ | ◎ | ◎ | ◎ | |
비교예 | 24 | 20 | 35 | 25 | 5 | 1 | 55 | △ | ○ | △ | × |
25 | 20 | 35 | 25 | 5 | 13 | 50 | × | × | × | △ | |
◎: 우수, ○: 양호, △: 보통, : 불량 |
구분 | 처리온도(℃) | 내식성(SST) | |
발명예 | 26 | 45 | ◎ |
27 | 65 | ◎ | |
28 | 75 | ◎ | |
비교예 | 29 | 35 | × |
30 | 85 | × |
Claims (3)
- 몰리이온: 17 ~ 25g/l, 인산: 15 ~ 55 g/l , 질산이온: 8 ~ 50g/l, 규불화수소: 2 ~ 8g/l, 및 3메칠 5피로졸린: 1~25g/l를 함유하는 아연도금강판용 몰리포스페이트피막 형성용액
- 제1항의 아연도금강판용 몰리포스페이트피막 형성용액을 40~80℃로 유지하여 아연도금강판을 처리하여 아연도금강판위에 몰리포스페이트 피막을 형성하는 내식성이 우수한 몰리포스페이트처리 강판의 제조방법
- 제1항의 아연도금강판용 몰리포스페이트피막 형성용액을 40~80℃로 유지하여 아연도금강판을 처리하여 아연도금강판위에 몰리포스페이트 피막을 형성한 후, 수지를 피복하는 내식성이 우수한 수지피복강판의 제조방법
Priority Applications (1)
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KR1020010073936A KR100544499B1 (ko) | 2001-11-26 | 2001-11-26 | 아연도금강판용 몰리포스페이트 피막 형성용액, 및 이용액을 이용한 내식성이 우수한 몰리포스페이트처리강판의 제조방법 및 내식성이 우수한 수지피복강판의제조방법 |
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KR1020010073936A KR100544499B1 (ko) | 2001-11-26 | 2001-11-26 | 아연도금강판용 몰리포스페이트 피막 형성용액, 및 이용액을 이용한 내식성이 우수한 몰리포스페이트처리강판의 제조방법 및 내식성이 우수한 수지피복강판의제조방법 |
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KR20030042985A true KR20030042985A (ko) | 2003-06-02 |
KR100544499B1 KR100544499B1 (ko) | 2006-01-24 |
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Cited By (1)
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US11939489B2 (en) | 2016-09-28 | 2024-03-26 | Posco Co., Ltd | Solution composition for surface treatment of steel sheet and surface-treated steel sheet using same |
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KR100256355B1 (ko) * | 1995-09-25 | 2000-05-15 | 이구택 | 아연도금 강판의 몰리포스페이트 피막 형성방법 |
KR100256361B1 (ko) * | 1995-12-30 | 2000-05-15 | 이구택 | 피막 형성시 우수한 백색도 및 내식성을 나타내는 몰리포스페이트용액 및 이를 이용한 피막형성방법 |
KR100321040B1 (ko) * | 1997-11-26 | 2002-09-17 | 포항종합제철 주식회사 | 몰리포스실리케이트 피막 형성액 및 이를 이용한피막 형성방법 |
KR100312404B1 (ko) * | 1997-12-23 | 2001-12-12 | 이구택 | 수지 밀착성 및 내식성이 우수한 몰리포스페이트 피막제조방법 |
KR100368259B1 (ko) * | 1998-12-10 | 2003-03-29 | 주식회사 포스코 | 아연도금강판용 몰리포스페이트 피막 처리 용액 및 이를 이용하여 수지도포후에도 내식성이 개선된 아연도금강판 제조방법 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US11939489B2 (en) | 2016-09-28 | 2024-03-26 | Posco Co., Ltd | Solution composition for surface treatment of steel sheet and surface-treated steel sheet using same |
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