DE69114265D1 - Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure. - Google Patents
Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure.Info
- Publication number
- DE69114265D1 DE69114265D1 DE69114265T DE69114265T DE69114265D1 DE 69114265 D1 DE69114265 D1 DE 69114265D1 DE 69114265 T DE69114265 T DE 69114265T DE 69114265 T DE69114265 T DE 69114265T DE 69114265 D1 DE69114265 D1 DE 69114265D1
- Authority
- DE
- Germany
- Prior art keywords
- pickling
- stainless steel
- nitric acid
- passivating stainless
- passivating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
-
- 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
- C23C22/34—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 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI910879A IT1245594B (it) | 1991-03-29 | 1991-03-29 | Processo di decapaggio e di passivazione di acciaio inossidabile senza acido nitrico |
ITMI910879 | 1991-03-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69114265D1 true DE69114265D1 (de) | 1995-12-07 |
DE69114265T2 DE69114265T2 (de) | 1996-04-18 |
DE69114265T3 DE69114265T3 (de) | 2004-08-05 |
Family
ID=11359360
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69114265T Expired - Lifetime DE69114265T3 (de) | 1991-03-29 | 1991-08-14 | Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure. |
DE91113628T Pending DE505606T1 (de) | 1991-03-29 | 1991-08-14 | Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91113628T Pending DE505606T1 (de) | 1991-03-29 | 1991-08-14 | Verfahren zum Beizen und Passivieren von rostfreiem Stahl ohne Verwendung von Salpetersäure. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0505606B2 (de) |
JP (1) | JP2655770B2 (de) |
AT (1) | ATE129753T1 (de) |
DE (2) | DE69114265T3 (de) |
DK (1) | DK0505606T3 (de) |
ES (1) | ES2082063T5 (de) |
FI (1) | FI101234B (de) |
GR (1) | GR3018681T3 (de) |
IT (1) | IT1245594B (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1255655B (it) * | 1992-08-06 | 1995-11-09 | Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico | |
IT1255855B (it) * | 1992-10-12 | 1995-11-17 | Cesare Pedrazzini | Processo di decapaggio e di passivazione per lamiere di titanio in nastro, senza impiego di acido nitrico. |
DE4237021C1 (de) * | 1992-11-02 | 1994-02-10 | Poligrat Gmbh | Mittel zum Beizen der Oberfläche von Chromnickelstählen und Chromstählen sowie Verwendung des Mittels |
DE4417284C2 (de) * | 1993-05-24 | 1999-03-25 | Alfred Schmitz | Verfahren zum Beizen von Werkstücken aus hochlegierten Werkstoffen |
AU3724095A (en) * | 1994-09-26 | 1996-04-19 | E.R. Squibb & Sons, Inc. | Stainless steel acid treatment |
IT1276954B1 (it) * | 1995-10-18 | 1997-11-03 | Novamax Itb S R L | Processo di decapaggio e di passivazione di acciaio inossidabile senza impiego di acido nitrico |
FR2745301B1 (fr) * | 1996-02-27 | 1998-04-03 | Usinor Sacilor | Procede de decapage d'une piece en acier et notamment d'une bande de tole en acier inoxydable |
FR2772050B1 (fr) * | 1997-12-10 | 1999-12-31 | Imphy Sa | Procede de decapage d'acier et notamment d'acier inoxydable |
DE19755350A1 (de) * | 1997-12-12 | 1999-06-17 | Henkel Kgaa | Verfahren zum Beizen und Passivieren von Edelstahl |
EP0974682A1 (de) * | 1998-07-18 | 2000-01-26 | Henkel Kommanditgesellschaft auf Aktien | Verfahren zur chemischen Behandlung von Metalloberflächen und dazu geeignete Anlage |
IT1302202B1 (it) | 1998-09-11 | 2000-07-31 | Henkel Kgaa | Processo di decapaggio elettrolitico con soluzioni esenti da acidonitrico. |
IT1303814B1 (it) * | 1998-12-02 | 2001-02-23 | Henkel Kgaa | Apparecchiatura e metodo per controllare processi di decapaggio peracciaio. |
DE10157340A1 (de) * | 2001-11-22 | 2003-05-28 | Sms Demag Ag | Verfahren und Vorrichtung zum Behandeln der Oberflächen eines Metallstrangs, insbesondere zum Beizen eines Stahlbandes |
DE10160318A1 (de) | 2001-12-07 | 2003-06-18 | Henkel Kgaa | Verfahren zum Beizen von martensitischem oder ferritischem Edelstahl |
JP4332115B2 (ja) * | 2002-10-15 | 2009-09-16 | ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェン | 鋼及びステンレス鋼の酸洗い又は光沢化/不動態化用溶液及び方法 |
EP1793016A1 (de) * | 2005-12-01 | 2007-06-06 | Elpochem AG | Polier- und Entgratungsmittel für Werkstücke aus Kohlenstoffstahl und Verfahren zum chemischen Polieren und Entgraten |
KR100936348B1 (ko) * | 2007-12-21 | 2010-01-12 | 주식회사 포스코 | 저 크롬계 스테인레스강의 고내식성 표면처리용액 조성물 및 이를 이용한 스테인레스강의 부동태 처리방법 |
CN102337548B (zh) * | 2011-09-14 | 2012-12-05 | 西部钛业有限责任公司 | 一种钛、锆材的无酸雾酸洗方法 |
GB2499000A (en) * | 2012-02-02 | 2013-08-07 | Henkel Ag & Co Kgaa | Aqueous acidic pickling solution with hydroxylamine accelerators |
GB2508827A (en) | 2012-12-11 | 2014-06-18 | Henkel Ag & Co Kgaa | Aqueous compositions and processes for passivating and brightening stainless steel surfaces |
DE102012024542A1 (de) * | 2012-12-14 | 2014-06-18 | Poligrat Gmbh | Thixotropes Beizmittel |
JP6526406B2 (ja) * | 2014-12-10 | 2019-06-05 | 株式会社Ihi | ステンレス鋼部品の不動態化処理方法及びステンレス鋼部品用の不動態化処理液 |
CN108220937A (zh) * | 2018-01-18 | 2018-06-29 | 浙江苏泊尔股份有限公司 | 一种不锈钢工件抗高温变色的处理方法 |
JP6592624B2 (ja) * | 2019-01-15 | 2019-10-16 | 株式会社Ihi | ステンレス鋼部品の不動態化処理方法及びステンレス鋼部品用の不動態化処理液 |
JP7176137B2 (ja) * | 2020-01-09 | 2022-11-21 | Primetals Technologies Japan株式会社 | 鋼板の酸洗方法及び酸洗装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS549120A (en) * | 1977-06-24 | 1979-01-23 | Tokai Electro Chemical Co | Method of controlling acid cleaning liquid for stainless steel |
JPS5442850A (en) * | 1977-09-10 | 1979-04-05 | Kubota Ltd | Method of treating raw sewage |
JPS5551514A (en) * | 1978-10-12 | 1980-04-15 | Osaka Cement | Steel fiber mixing method and its device |
JPS568109A (en) * | 1979-07-03 | 1981-01-27 | Toshikazu Iwasaki | Reflecting telescope |
EP0188975B8 (de) * | 1985-01-22 | 2002-01-09 | Ugine S.A. | Verfahren zum säuren Beizen von Stahlen, insbesondere von rostfreien Stahlen |
FR2587369B1 (fr) * | 1985-09-19 | 1993-01-29 | Ugine Gueugnon Sa | Procede de decapage acide de produits en acier inoxydable |
-
1991
- 1991-03-29 IT ITMI910879A patent/IT1245594B/it active IP Right Grant
- 1991-08-14 EP EP91113628A patent/EP0505606B2/de not_active Expired - Lifetime
- 1991-08-14 DK DK91113628.1T patent/DK0505606T3/da active
- 1991-08-14 AT AT91113628T patent/ATE129753T1/de not_active IP Right Cessation
- 1991-08-14 ES ES91113628T patent/ES2082063T5/es not_active Expired - Lifetime
- 1991-08-14 DE DE69114265T patent/DE69114265T3/de not_active Expired - Lifetime
- 1991-08-14 DE DE91113628T patent/DE505606T1/de active Pending
- 1991-10-04 JP JP3284206A patent/JP2655770B2/ja not_active Expired - Lifetime
-
1992
- 1992-02-12 FI FI920580A patent/FI101234B/fi not_active IP Right Cessation
-
1996
- 1996-01-17 GR GR960400082T patent/GR3018681T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
DE69114265T2 (de) | 1996-04-18 |
ES2082063T5 (es) | 2003-11-01 |
FI920580A (fi) | 1992-09-30 |
ES2082063T3 (es) | 1996-03-16 |
DK0505606T3 (da) | 1995-12-04 |
FI920580A0 (fi) | 1992-02-12 |
EP0505606A1 (de) | 1992-09-30 |
JP2655770B2 (ja) | 1997-09-24 |
EP0505606B2 (de) | 2003-02-26 |
FI101234B (fi) | 1998-05-15 |
JPH04304391A (ja) | 1992-10-27 |
GR3018681T3 (en) | 1996-04-30 |
DE69114265T3 (de) | 2004-08-05 |
ATE129753T1 (de) | 1995-11-15 |
DE505606T1 (de) | 1994-02-03 |
IT1245594B (it) | 1994-09-29 |
EP0505606B1 (de) | 1995-11-02 |
ITMI910879A1 (it) | 1992-09-29 |
ITMI910879A0 (it) | 1991-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NOVAMAX ITB S.R.L., MAILAND/MILANO, IT |
|
8366 | Restricted maintained after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HENKEL KGAA, 40589 DUESSELDORF, DE |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: HENKEL AG & CO. KGAA, 40589 DUESSELDORF, DE |