WO2013066141A1 - Metodo continuo para la aplicacion de recubrimientos a un elemento metalico - Google Patents
Metodo continuo para la aplicacion de recubrimientos a un elemento metalico Download PDFInfo
- Publication number
- WO2013066141A1 WO2013066141A1 PCT/MX2012/000079 MX2012000079W WO2013066141A1 WO 2013066141 A1 WO2013066141 A1 WO 2013066141A1 MX 2012000079 W MX2012000079 W MX 2012000079W WO 2013066141 A1 WO2013066141 A1 WO 2013066141A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- metal
- coating
- heating
- preheated
- sheet
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2202/00—Metallic substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
- B05D2401/20—Aqueous dispersion or solution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0245—Pretreatment, e.g. heating the substrate with induction heating
Definitions
- the present invention relates to methods for applying coatings to metal elements, and more particularly to a method for applying coatings to metal elements such as tapes, rolls, sheet metal sheets and metal fabricated components wherein said method comprises preheating the element. metal at a predefined temperature and apply the coating to the preheated metal element under predefined application parameters.
- Traditional methods for applying coatings to a metallic element usually include the application of said coatings to the metallic element and subsequently curing it at room temperature or applying heat to reduce the curing time, where a drying area is traditionally used or a tunnel.
- the applicant developed a continuous method for applying a coating to metal sheets, which comprises cleaning and heating the metal sheet at a predefined temperature and subsequently applying a coating, which It heals quickly, since the soluble evaporates when it has direct contact with the hot metal.
- a coating which It heals quickly, since the soluble evaporates when it has direct contact with the hot metal.
- the steel roll or tape can be preheated before putting it on the production line or warming up before applying the coating.
- the method of the present invention it is possible to apply a coating to the metal sheet of a metal roll continuously, in a small area, since since the coating is cured almost instantaneously, the sheet can be rolled up. immediate, also reducing the curing time to a minimum.
- the method of the present invention can be used to coat metal elements of any shape and size, and the coating works for any paint coating, be it epoxy paint, water-based paint, dielectric varnish.
- the metallic element to be coated comprises a sheet of rolled steel and the coating comprises water-based paint, and wherein the method of the present invention comprising:
- squeezer rollers or rakes can be used to remove excess coating from the surface of the steel sheet, thereby regulating the thickness of the coating before rolling the steel sheet with the coating already cured;
- the curing time once the coating contacts the preheated metal is 1 to 3 seconds depending on the amount in kg of solute in cubic meter of water that contains the atomized coating on the steel sheet.
- the steel roll is unwound and the entire length of the steel sheet is continuously preheated in a length of preferably 5 meters, whereby portions of the metal sheet may be preheated. and others to which preheating is being applied.
- the production line comprises, means for unwinding the steel roll, a conveyor belt, which first passes through a radiant furnace that is 5 meters long and then under the coating application nozzles and finally means for winding the steel sheet.
- the conveyor belt moves at a linear speed of 100 ft / min and takes the steel sheet through a radiant furnace that has a length of 5 meters and a width of 60 inches, where the radiants have an emissivity ( E h ) of 0.85.
- the effective emissivity (E) of the oven is 0.2394 and the radiant temperature is 683.86 ° C theoretical and 748.73 ° C real.
- the distance of the radiators to the steel sheet is 4 inches and each portion of the steel sheet roll remained inside the oven for a total time of 9.84 seconds, always moved by the conveyor belt, reaching a final temperature of 75 ° C . It was found that the heat required by the zero sheet to reach said final temperature was 6.98 watt / ln 2 theoretical and 9.07 watt / ln 2 real.
- the steel sheet came out of the radiant furnace and entered through a chamber where spray paint was applied - paint diluted in water at a temperature of 50 degrees, of the type used to be applied in the background to delay oxidation. of steel - on the steel sheet by ten nozzles that dose the paint in an amount of 10 ml / sec in 30 inches on each side of the tape. The drying time of the paint was 2 seconds, generating a layer of 0.003 "of paint, which adhered to the surface of the steel sheet.
- the nozzles used work with three pressures: an activation pressure of 40 Ib / inch, which allows the operation of the metering valve, a metering pressure regulated at 65 Ib / inch for a translation speed of the steel sheet over the 65 ft / min band and at a flow rate of 15 mi / sec, and a working pressure which is used to extend the spray paint curtain, regulated to 28 Ib / in.
- Each nozzle is 4 "apart from the steel sheet and generates a 3.25" wide curtain. Thanks to that the paint dried two seconds after going through the paint chamber the steel sheet could be rolled up immediately without the paint sticking with the roll.
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX2014005432A MX362722B (es) | 2011-11-04 | 2012-08-30 | Metodo continuo para la aplicación de recubrimientos a un elemento metalico. |
EP12846502.8A EP2774691A4 (en) | 2011-11-04 | 2012-08-30 | CONTINUOUS PROCESS FOR APPLYING COATINGS TO A METAL ELEMENT |
BR112014010775A BR112014010775A2 (pt) | 2011-11-04 | 2012-08-30 | método contínuo para a aplicação de revestimentos sobre um elemento metálico |
CN201280054378.9A CN104039465A (zh) | 2011-11-04 | 2012-08-30 | 在金属片上施用涂料的连续方法 |
JP2014539895A JP2015501219A (ja) | 2011-11-04 | 2012-08-30 | 金属要素に塗料を適用するための連続的方法 |
CA2854435A CA2854435C (en) | 2011-11-04 | 2012-08-30 | Continuous method for applying coatings to a metal element |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/289,835 | 2011-11-04 | ||
US13/289,835 US20130115384A1 (en) | 2011-11-04 | 2011-11-04 | Continuous method for applying a cover over a metallic sheet |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013066141A1 true WO2013066141A1 (es) | 2013-05-10 |
Family
ID=48192412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/MX2012/000079 WO2013066141A1 (es) | 2011-11-04 | 2012-08-30 | Metodo continuo para la aplicacion de recubrimientos a un elemento metalico |
Country Status (8)
Country | Link |
---|---|
US (1) | US20130115384A1 (es) |
EP (1) | EP2774691A4 (es) |
JP (1) | JP2015501219A (es) |
CN (1) | CN104039465A (es) |
BR (1) | BR112014010775A2 (es) |
CA (1) | CA2854435C (es) |
MX (1) | MX362722B (es) |
WO (1) | WO2013066141A1 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100178433A1 (en) * | 2009-01-14 | 2010-07-15 | Gm Global Technology Operations, Inc. | Method and apparatus for applying bonding adhesive |
CN107971192A (zh) * | 2017-12-12 | 2018-05-01 | 安徽启东热能科技有限公司 | 一种提高轻烃发生装置表面耐污性的方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56161868A (en) * | 1980-05-15 | 1981-12-12 | Kubota Ltd | Formation of composite paint film |
JPS57122966A (en) * | 1981-01-22 | 1982-07-31 | Nippon Paint Co Ltd | Coating material for cold drying type aqueous coating material |
EP0492880A2 (en) * | 1990-12-24 | 1992-07-01 | General Electric Company | Method of preparing metal oxide films |
US5768799A (en) | 1995-05-23 | 1998-06-23 | Stein Heurtey | Process and apparatus for coating metal sheets |
US5820933A (en) * | 1997-07-10 | 1998-10-13 | Western Tube & Condut Corporation | Method for applying a coating composition containing a high content of acetone |
JP2000107856A (ja) * | 1998-10-06 | 2000-04-18 | Tamura Seisakusho Co Ltd | フラックス塗布装置 |
WO2002083799A1 (en) * | 2001-04-10 | 2002-10-24 | N.V. Bekaert S.A. | Coated metal wire |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2321937A (en) * | 1939-12-21 | 1943-06-15 | Johns Manville | Coated product and method of making same |
JPS5316802B2 (es) * | 1975-01-25 | 1978-06-03 | ||
JPS61291079A (ja) * | 1985-06-15 | 1986-12-20 | Nakayama Seikosho:Kk | 圧延鋼材のオンライン塗装システム |
US5130173A (en) * | 1990-11-08 | 1992-07-14 | General Motors Corporation | Quick drying painting method where the paint and the object to be painted are both preheated |
JPH0615225A (ja) * | 1992-06-30 | 1994-01-25 | Shinto Paint Co Ltd | 高防錆塗膜の形成方法 |
JPH07132312A (ja) * | 1993-11-10 | 1995-05-23 | Kawasaki Steel Corp | 金属帯板の冷間圧延方法 |
JP2946494B2 (ja) * | 1994-11-18 | 1999-09-06 | 株式会社クボタ | 鋳鉄管外面の塗装方法 |
JP3806452B2 (ja) * | 1995-04-03 | 2006-08-09 | 日本ペイント株式会社 | 防錆処理方法並びに亜鉛系被覆鋼及び無被覆鋼用防錆組成物 |
JPH1060233A (ja) * | 1996-08-22 | 1998-03-03 | Nippon Paint Co Ltd | 水性防錆剤、防錆方法及び防錆処理金属材料 |
JP3973323B2 (ja) * | 1998-08-13 | 2007-09-12 | 日本ペイント株式会社 | 硫黄含有化合物とリン含有化合物によるノンクロム処理剤 |
JP2001079812A (ja) * | 1999-09-13 | 2001-03-27 | Natoko Kk | 木質材塗装機及び木質材の製造方法 |
JP2003236423A (ja) * | 2002-02-19 | 2003-08-26 | Nippon Paint Co Ltd | 塗装方法および塗装システム |
CN1304125C (zh) * | 2003-05-24 | 2007-03-14 | 杭州五源科技实业有限公司 | 小型金属工件无触点粉末涂装的方法 |
US20090148335A1 (en) * | 2007-02-28 | 2009-06-11 | Adair Richard E | Process for surface treatment of metals |
DE102007058709A1 (de) * | 2007-08-04 | 2009-02-05 | Sms Demag Ag | Verfahren zum Herstellen eines Bandes aus Stahl |
WO2009116454A1 (en) * | 2008-03-18 | 2009-09-24 | Kansai Paint Co., Ltd. | Water-based paint compositions and multilayer coating film-forming methods |
CN101722140B (zh) * | 2008-10-21 | 2012-07-25 | 宝山钢铁股份有限公司 | 一种烘烤金属带表面涂敷层的方法 |
-
2011
- 2011-11-04 US US13/289,835 patent/US20130115384A1/en not_active Abandoned
-
2012
- 2012-08-30 EP EP12846502.8A patent/EP2774691A4/en not_active Withdrawn
- 2012-08-30 BR BR112014010775A patent/BR112014010775A2/pt not_active IP Right Cessation
- 2012-08-30 CA CA2854435A patent/CA2854435C/en not_active Expired - Fee Related
- 2012-08-30 CN CN201280054378.9A patent/CN104039465A/zh active Pending
- 2012-08-30 MX MX2014005432A patent/MX362722B/es active IP Right Grant
- 2012-08-30 WO PCT/MX2012/000079 patent/WO2013066141A1/es active Application Filing
- 2012-08-30 JP JP2014539895A patent/JP2015501219A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56161868A (en) * | 1980-05-15 | 1981-12-12 | Kubota Ltd | Formation of composite paint film |
JPS57122966A (en) * | 1981-01-22 | 1982-07-31 | Nippon Paint Co Ltd | Coating material for cold drying type aqueous coating material |
EP0492880A2 (en) * | 1990-12-24 | 1992-07-01 | General Electric Company | Method of preparing metal oxide films |
US5768799A (en) | 1995-05-23 | 1998-06-23 | Stein Heurtey | Process and apparatus for coating metal sheets |
US5820933A (en) * | 1997-07-10 | 1998-10-13 | Western Tube & Condut Corporation | Method for applying a coating composition containing a high content of acetone |
JP2000107856A (ja) * | 1998-10-06 | 2000-04-18 | Tamura Seisakusho Co Ltd | フラックス塗布装置 |
WO2002083799A1 (en) * | 2001-04-10 | 2002-10-24 | N.V. Bekaert S.A. | Coated metal wire |
Non-Patent Citations (1)
Title |
---|
See also references of EP2774691A4 * |
Also Published As
Publication number | Publication date |
---|---|
CA2854435A1 (en) | 2013-05-10 |
EP2774691A4 (en) | 2016-06-29 |
MX362722B (es) | 2018-12-26 |
CA2854435C (en) | 2020-12-22 |
EP2774691A1 (en) | 2014-09-10 |
US20130115384A1 (en) | 2013-05-09 |
MX2014005432A (es) | 2014-07-09 |
CN104039465A (zh) | 2014-09-10 |
BR112014010775A2 (pt) | 2017-06-13 |
JP2015501219A (ja) | 2015-01-15 |
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