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CN103572351B - Carbon fibre reinforced plastic component and the method and apparatus for being used to form corrosion-resistant coating - Google Patents

Carbon fibre reinforced plastic component and the method and apparatus for being used to form corrosion-resistant coating Download PDF

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Publication number
CN103572351B
CN103572351B CN201310225086.3A CN201310225086A CN103572351B CN 103572351 B CN103572351 B CN 103572351B CN 201310225086 A CN201310225086 A CN 201310225086A CN 103572351 B CN103572351 B CN 103572351B
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CN
China
Prior art keywords
component
corrosion
resistant coating
plastic member
metal component
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.)
Active
Application number
CN201310225086.3A
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Chinese (zh)
Other versions
CN103572351A (en
Inventor
M·布劳赫
F-P·贝伦特
H-D·乌尔里希
E·布雷姆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayerische Motoren Werke AG
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Bayerische Motoren Werke AG
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
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Publication of CN103572351A publication Critical patent/CN103572351A/en
Application granted granted Critical
Publication of CN103572351B publication Critical patent/CN103572351B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/026—Chemical pre-treatments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/721—Fibre-reinforced materials
    • B29C66/7212—Fibre-reinforced materials characterised by the composition of the fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Molecular Biology (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Laminated Bodies (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Paints Or Removers (AREA)

Abstract

The present invention relates to a kind of method and apparatus for forming corrosion-resistant coating on the surface of carbon fibre reinforced plastic component, the plastic member is then act through bonding connection and connect with metal component, the plastic member is sunk in the pond filled with electrophoretic painting paint and is wired as electrode, the pond has at least one to electrode, forms the corrosion-resistant coating being electrically isolated relative to metal component in the deposition to electric field is formed between electrode and plastic member and based on electrophoretic painting paint particle on plastic member.The invention further relates to the applications of this method.

Description

Carbon fibre reinforced plastic component and the method and apparatus for being used to form corrosion-resistant coating
Technical field
The present invention relates to a kind of for forming the method and dress of corrosion-resistant coating on the surface of carbon fibre reinforced plastic component It sets.In addition, the invention further relates to a kind of method applications.
Background technique
In order to improve the intensity of plastic member, it is known that enhance it with carbon fiber.In the batch production scope of composite component In, carbon fibre reinforced plastic component is also Nian Jie with other components such as metal component, such as when manufacturing body of a motor car.Such as this Shen The patent application document DE102007040011A1 to ask someone disclose it is a kind of with conductive fiber come the method for reinforced plastics component.
Due to when manufacturing carbon fibre reinforced plastic component usually using release agent, so on the surface of plastic member not There are release agent residues avoidablely.But if plastic member is then Nian Jie with another component, then release agent residue can be prevented Hinder good adherency.It therefore must be before carbon fibre reinforced plastic component be Nian Jie with metal component, to carbon fibre reinforced plastic Component carries out surface preparation.To this it is known that being ground to the surface of plastic member and in a pre-treatment step Middle carry out soak cleaning.Surface after ensuring to clear up in this way provides the adherency basis of optimization for bonding agent.
The manufacture of plastic member, next surface preparation and it is then bonding with metal component be time-consuming and expensive 's.In addition it has been shown that the more expensive carbon filament of the plastic member of exposure is directly contacted with less expensive metal component in bonding, This leads to the corrosion of metal component.Therefore need for plastic member regulation pretreatment, the pretreatment allow optimize bonding and Prevent corrosion later between carbon fibre reinforced plastic component and metal component.
Patent application document DE3915080A1 discloses a kind of for being the conductive substrates made of metallic steel, aluminium or copper The method of film, wherein substrate is sunk in aqueous electrophoretic painting paint, at least one conjunction that can be deposited in cathode of the Qi Hanyou At resin.After electrophoresis deposits film in substrate, the paint film of deposition is toasted.
Patent application document DE102010012047A1 discloses a kind of for supplementing film for metal or plastic-substrates Spray coating method, wherein use containing epoxy amine adduct and be free of crosslinking agent coating composition, at low temperature hardening and because This is suitable for maintenance purpose.The supplement film and then in a low temperature of hardening be suitable for before maintenance in automobile manufacture The component being painted, but the japanning for the first time being not particularly suited in the batch production scope of the plastic member in automobile manufacture.In batch In the scope of production, paints very complicated, be in addition difficult to obtain uniform coating.
Finally by open file ATZ Sonderheft, 2012-02 it is known that being first glass in the scope of automobile manufacture Glass FRP members and metal component japanning, by the surface of corrosion protection medium coating metal component after painting On, then bonded metal component and plastic member.Due to needing two technically extremely different method and steps, i.e., on the one hand For component japanning and another aspect coats corrosion-resistant coating, so the known method is complicated and expensive.
Summary of the invention
Therefore a kind of for forming corrosion-resistant coating on carbon fibre reinforced plastic component task of the invention lies in providing Method, this method faster and are more at low cost implemented than known method, and this method preparation plastic member surface is used It is then Nian Jie with metal component in plastic member.
The present invention provides a kind of method for forming corrosion-resistant coating on the surface of carbon fibre reinforced plastic component, described Plastic member is then act through bonding connection and connect with metal component, and in the method, the plastic member is sunk to filled with electrophoresis In the pond of coating paint and it is wired as electrode.Here, the pond has at least one to electrode, to electrode and plastics structure Electric field is formed between part and is formed based on deposition of the electrophoretic painting paint particle on plastic member relative to metal component electricity The corrosion-resistant coating of isolation, wherein the deposition of electrophoretic painting paint particle is at least carried out until there is no carbon fibers to be exposed to the table On face, wherein carbon fibre reinforced plastic component is Nian Jie with metal component by bonding agent after forming corrosion-resistant coating.
The present invention not only includes using plastic member wiring as the embodiment of anode but also including connecing plastic member Embodiment of the line as cathode.Due to forming electric field between the anode and cathode, so being made by oneself on plastic member surface Release agent residue during making is precipitated, and particle is deposited on the surface of plastic member.Exposed carbon filament is conductive , thus attract the paint particle in pond.The deposition of particle is especially at least carried out until there is no mould with remaining fibre reinforced The carbon filament that material component is conductively connected is exposed on surface.It is preferred that corrosion-resistant coating is made of the paint layer with continuous minimum thickness.
Therefore more expensive carbon filament is environmentally isolated with by paint stratum granulosum.When plastic member is then Nian Jie with metal component, The less expensive metal of more expensive carbon filament and metal component is electrically isolated.Paint stratum granulosum therefore prevent metal component corrosion and Therefore corrosion-resistant coating is constituted.
Before handling plastic member in coating pond, plastic member is cleared up removing in grease pond in advance, phosphorus can be carried out after cleaning Change processing and water-bath in deionized water.
Due to plastic member surface in coating paint pond by film, so there is no release agents on the surface after painting Residue.Therefore the surface also is well prepared for then Nian Jie with metal component and provides and good be used for such as cold hardening The adherency basis of bonding agent.Therefore allow both to form anti-corrosion in a unique method and step simultaneously according to the method for the present invention Layer and the surface of pretreated plastic component are lost to be then bonded.It according to the method for the present invention therefore can faster and more Add the composite component for manufacturing be made of plastic member and metal component at low cost.This is for example for the compound structure in automobile manufacture The manufacture of part is especially beneficial.
Due to by according to the method for the present invention can avoid plastic member uneven surface, also can avoid use or extremely Assist medium, such as abrasive material, shot-peening and detergent such as deionized water and solvent needed for substantially reducing less thus.
In addition, can also not only form corrosion-resistant coating in a unique method and step by method of the invention but also applied Paint.Because in addition plastic member is painted in coating paint pond and does not use spray coating method, it is also suitable for producing in batches. Therefore according to the method for the present invention for example particularly suitable for automobile manufacture.
A kind of advantageous expansion scheme according to the method for the present invention, plastic member is after forming corrosion-resistant coating by especially Be cold hardening bonding agent it is Nian Jie with metal component.To finish coatings and therefore it is uniformly covered by being formed in coating paint pond There is no release agent residue on the paint layer of cap surface and surface, which provides the adherency of optimization for the bonding agent of cold hardening Basis, the adherency basis can be used directly after electrophoretic painting.
The invention also includes will be applied to according to the method for the present invention pretreatment to be used for the carbon fiber Nian Jie with metal component Reinforced plastics component, to manufacture bodywork component in the batch production scope of bodywork component.Herein in the scope of Auto-body manufacturing Described in method be suitable for any type of vehicle vehicle body.Manufacture scope of this method particularly suitable for body of a motor car.
The present invention also realizes a kind of carbon fibre reinforced plastic component, has corrosion-resistant coating, the plastics structure on the surface thereof Part can be then act through bonding connection and connect with metal component, which is characterized in that by not yet with the plastics of the corrosion-resistant coating Component is sunk in the pond filled with electrophoretic painting paint and is wired as electrode, and the pond has at least one to electrode, In To forming electric field between electrode and plastic member, formed based on deposition of the electrophoretic painting paint particle on plastic member relative to The corrosion-resistant coating that metal component is electrically isolated.
The present invention also realizes a kind of for forming the device of corrosion-resistant coating, institute on the surface of carbon fibre reinforced plastic component It states plastic member and can be then act through bonding connection and connect with metal component, which is characterized in that described device has to be applied filled with electrophoresis The pond of paint is filled, the plastic member can sink in the pond filled with electrophoretic painting paint and can be wired as electrode, described Pond has at least one to electrode, to can form electric field between electrode and plastic member, and is based on electrophoretic painting paint particle Energy Deposition on plastic member forms the corrosion-resistant coating being electrically isolated relative to metal component, wherein electrophoretic painting paint The deposition of grain is at least carried out until being exposed on the surface there is no carbon fiber.
Detailed description of the invention
By attached drawing, the present invention will be described in detail below.Attached drawing is as follows:
Fig. 1 is the carbon fibre reinforced plastic element cross-section figure with the corrosion-resistant coating formed according to the method for the present invention.
Specific embodiment
Fig. 1 shows the cross-sectional view of carbon fibre reinforced plastic component 1, it is equipped with the anti-corrosion formed according to the method for the present invention Lose layer 2.
Plastic member 1, which is initially formed to carbon fiber 3, enhances matrix resin 4.Here, your carbon fiber 3 is partially exposed at first On surface.If plastic member 1 is Nian Jie with the component with metal quality common in Auto-body manufacturing in this state, moulding It is rotten to occur contact in the region mutually to recline between material component 1 and metal component in a short time under the action of electrolyte Erosion.
Therefore plastic member 1 is sunk in cathode electro-coating Qi Chi (pond KTL).Plastic member is as cathode in the pond It is switched on, and is used as in electrophoretic painting pond Anodic to electrode.Electric field is generated, the table that particle is deposited on plastic member 1 is then painted On face 5.Paint particle constitutes the corrosion-resistant coating 2 of completely isolated carbon fiber 3 now.When the manufactured plastics structure with corrosion-resistant coating 2 Part is Nian Jie with the metal component not being shown specifically or when close to metal component, more expensive carbon fiber 3 now with metal component not So expensive metal is electrically isolated, therefore contact corrosion no longer occurs.
The corrosion-resistant coating 2 that is made of paint while the good adherency basis for bonding agent is also constituted, so that plastics structure Part 1 need not be cleared up additionally again before be bonded with metal component.
Reference signs list
1 plastic member
2 corrosion-resistant coatings
3 carbon fibers
4 matrix resins
5 surfaces

Claims (3)

1. for corrosion-resistant coating (2) being formed on the surface of carbon fiber (3) reinforced plastics component (1) to prevent from being then act through bonding The method for connecting the metal component corrosion connecting with the carbon fibre reinforced plastic component, which is characterized in that by the carbon fiber (3) reinforced plastics component (1) sinks in the pond filled with electrophoretic painting paint and is wired as electrode, and the pond has at least one It is a to electrode, to forming electric field between electrode and carbon fiber (3) reinforced plastics component (1) and be based on electrophoretic painting paint particle Deposition on carbon fiber (3) reinforced plastics component (1) and form the corrosion-resistant coating being electrically isolated relative to metal component (2), wherein the deposition of electrophoretic painting paint particle is at least carried out until being exposed on the surface there is no carbon fiber, wherein carbon Fiber (3) reinforced plastics component (1) is Nian Jie with metal component by bonding agent after forming corrosion-resistant coating (2).
2. the method according to claim 1, wherein the bonding agent is the bonding agent of cold hardening.
3. the application of method according to any one of claim 1 to 2, for pre-processing carbon fiber (3) reinforced plastics structure Part (1), the carbon fibre reinforced plastic component is for Nian Jie with metal component, to make in the batch production scope of bodywork component Make bodywork component.
CN201310225086.3A 2012-07-31 2013-06-07 Carbon fibre reinforced plastic component and the method and apparatus for being used to form corrosion-resistant coating Active CN103572351B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012213455.7A DE102012213455B4 (en) 2012-07-31 2012-07-31 Process for forming an anti-corrosion layer on the surface of a CFRP component
DE102012213455.7 2012-07-31

Publications (2)

Publication Number Publication Date
CN103572351A CN103572351A (en) 2014-02-12
CN103572351B true CN103572351B (en) 2019-11-26

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DE102015118597A1 (en) * 2015-10-30 2017-05-04 Salzgitter Flachstahl Gmbh Metal / plastic composite component and method for producing such a composite component
US9964131B1 (en) * 2017-04-28 2018-05-08 The Boeing Company Methods and apparatuses for providing corrosion protection to joined surfaces
US10875355B2 (en) 2017-12-28 2020-12-29 Shimano Inc. Bicycle component and bicycle rim
CN113396254B (en) 2019-02-08 2024-03-15 Ppg工业俄亥俄公司 Method for coating a fiber-containing material and coated fiber-containing material

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DE102012213455B4 (en) 2022-03-03
DE102012213455A1 (en) 2014-05-22
CN103572351A (en) 2014-02-12

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