MX9803150A - Acero aleado con cromo pre-recubierto, con adhesion a la pintura mejorada para aplicacion en escapes. - Google Patents

Acero aleado con cromo pre-recubierto, con adhesion a la pintura mejorada para aplicacion en escapes.

Info

Publication number
MX9803150A
MX9803150A MX9803150A MX9803150A MX9803150A MX 9803150 A MX9803150 A MX 9803150A MX 9803150 A MX9803150 A MX 9803150A MX 9803150 A MX9803150 A MX 9803150A MX 9803150 A MX9803150 A MX 9803150A
Authority
MX
Mexico
Prior art keywords
lubricant
dried
steel sheet
silicone
percent
Prior art date
Application number
MX9803150A
Other languages
English (en)
Other versions
MXPA98003150A (es
Inventor
Ashok Sabata
Joseph A Douthett
Sherman E Winkle
Original Assignee
Armco Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Armco Inc filed Critical Armco Inc
Publication of MX9803150A publication Critical patent/MX9803150A/es
Publication of MXPA98003150A publication Critical patent/MXPA98003150A/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50Multilayers
    • B05D7/51One specific pretreatment, e.g. phosphatation, chromatation, in combination with one specific coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C28/00Coating 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12542More than one such component
    • Y10T428/12549Adjacent to each other

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Laminated Bodies (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

Se describe una lámina de acero inoxidable apropiada para uso en la fabricacion de un componente de escape. La lámina de acero tiene por lo menos una superficie pretratada con un recubrimiento protector resistente a la deslaminacion a temperaturas de hasta aproximadamente 540 degree C, que incluye una porcion interna inorgánica y una porcion externa orgánica. La porcion inorgánica incluye por lo menos 50 mg/m² de un recubrimiento de conversion a base de cromo, que tiene un espesor no mayor de 0.02 mm. El recubrimiento de conversion contiene sílice en partículas, la relacion en peso de cromo a sílice está en el rango de 1:1 a 2:1. La porcion externa orgánica incluye una pintura de silicona que contiene 40-60% en peso de resina de silicona. La pintura de silicona se seca a una temperatura menor de 300 degree C en menos de un minuto y luego se recubre con un copolímero de un acrílico termoplástico y un lubricante o una olefina polimérica. El copolímero acrílico contiene 5-70% en peso del lubricante y la olefina polimérica contiene 90% de resina de olefina. Luego la lámina recubierta con lubricante se seca a una temperatura de 25-120 degree C por menos de un minuto para formar un espesor de película de 0.0005 - 0.020 mm, que tiene un coeficiente de friccion no mayor de aproximadamente 0.05 y un peso de 10 - 5000 mg/m². La pintura de silicona seca cubierta mediante la película de lubricante seca está libre de adherencia o pegajosidad, es impermeable a la humedad, el aceite y a los desechos y los semejantes, la lámina de acero recubierta de silicona está preparada para su formacion en un componente de escape con mínima deslaminacion de la pintura de silicona seca, sin lubricante externo adicional que se requiere sobre la lámina.
MXPA/A/1998/003150A 1997-05-05 1998-04-22 Acero aleado con cromo pre-recubierto, con adhesion a la pintura mejorada para aplicacion en escapes MXPA98003150A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08851259 1997-05-05
US08/851,259 US5783622A (en) 1997-05-05 1997-05-05 Precoated chromium alloyed steel with enhanced paint adhesion for exhaust applications

Publications (2)

Publication Number Publication Date
MX9803150A true MX9803150A (es) 1998-11-30
MXPA98003150A MXPA98003150A (es) 1999-01-15

Family

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Also Published As

Publication number Publication date
BR9801523A (pt) 1999-03-09
JP4279371B2 (ja) 2009-06-17
KR100550496B1 (ko) 2006-04-21
ES2252804T3 (es) 2006-05-16
US5783622A (en) 1998-07-21
CA2231905A1 (en) 1998-11-05
EP0876849B1 (en) 2006-02-01
RU2203980C2 (ru) 2003-05-10
JPH1136080A (ja) 1999-02-09
KR19980086746A (ko) 1998-12-05
DE69833346T2 (de) 2006-09-28
CA2231905C (en) 2007-01-02
DE69833346D1 (de) 2006-04-13
EP0876849A2 (en) 1998-11-11
EP0876849A3 (en) 2002-10-16

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