WO2018206813A1 - Procédé et outil pour l'application sans bulles d'un substrat en feuille sur une surface d'une pièce - Google Patents

Procédé et outil pour l'application sans bulles d'un substrat en feuille sur une surface d'une pièce Download PDF

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Publication number
WO2018206813A1
WO2018206813A1 PCT/EP2018/062315 EP2018062315W WO2018206813A1 WO 2018206813 A1 WO2018206813 A1 WO 2018206813A1 EP 2018062315 W EP2018062315 W EP 2018062315W WO 2018206813 A1 WO2018206813 A1 WO 2018206813A1
Authority
WO
WIPO (PCT)
Prior art keywords
workpiece
vacuum chamber
pressing
pressure
membrane
Prior art date
Application number
PCT/EP2018/062315
Other languages
German (de)
English (en)
Inventor
Helge Warta
Harald Sommer
Roland Fritz
Peter FÄRBER
Jörg Eisenlohr
Original Assignee
Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg
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 Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg filed Critical Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg
Publication of WO2018206813A1 publication Critical patent/WO2018206813A1/fr

Links

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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
    • B29C63/16—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material applied by "rubber" bag or diaphragm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
    • B32B37/003—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid air inclusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B32B37/1009—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using vacuum and fluid pressure
    • 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
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/0004—Component parts, details or accessories; Auxiliary operations
    • B29C2063/0008—Registering, centering the lining material on the substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars

Definitions

  • the invention described below relates to a method and a device for the bubble-free application of a planar substrate to a surface of a workpiece.
  • transfer coating techniques are increasingly being used for coating workpieces in recent years in which coating layers are transferred from a carrier film to a workpiece.
  • a laminate of the carrier film and the paint layer or layers to be transferred is generally provided, in particular as a web material, for example with a web width of 600 mm and a web length of 700 m.
  • the laminate is pressed with the paint layer or layers ahead on the workpiece to be painted.
  • an adhesion-promoting layer can be applied beforehand to the lacquer side of the laminate and / or the workpiece to be lacquered.
  • the carrier film is peeled off, wherein the lacquer layer or the lacquer layers remain on the workpiece.
  • Such procedure are known for example from DE 10 2007 040376 AI.
  • a method for the application of transfer lacquers is known from DE 10 2013 000 400 AI.
  • a transfer-coated film is pressed by heating to a temperature between 60 and 95 ° C by means of a flexible membrane on a workpiece, wherein the pressing process is initiated by one-sided loading of the membrane with compressed air.
  • the application technique described can basically be automated. In practice, however, bubble-free application of the transfer-lacquer film could not always be achieved. In addition, it turned out to be very difficult to place the Transferlackfolie using the flexible membrane positionally accurate on the workpiece. Manual intervention was often required in practice.
  • the solution sought should be as universally applicable, so that it can serve not only for the application of transfer lacquer films on workpieces, but more generally for the application of any flat substrates.
  • the invention proposes the method described below, in particular its preferred embodiment with the features of claim 1, and the pressing tool described below, in particular its preferred embodiment with the features of claim 10 before.
  • Preferred embodiments of the method according to the invention are specified in the dependent claims 2 to 9.
  • Preferred embodiments of the pressing tool according to the invention can be found in the dependent claims 11 to 13.
  • the inventive method ensures the bubble-free application of a basically arbitrary planar substrate on a surface of a workpiece. It always includes the following steps:
  • the method according to the invention is characterized in that the vacuum chamber is subjected to a negative pressure on the surface of the workpiece prior to pressing the flat substrate.
  • the pressure in the vacuum chamber before pressing to a value
  • the vacuum chamber is subjected to a negative pressure of ⁇ 250 mbar, more preferably with a negative pressure of ⁇ 100 mbar, in particular with a negative pressure of ⁇ 10 mbar.
  • a negative pressure of ⁇ 1 mbar prior to pressing the flat substrate onto the surface of the workpiece in the vacuum chamber, a negative pressure of ⁇ 1 mbar, in particular of
  • the vacuum source required for adjusting the negative pressure may be a commercial vacuum pump.
  • the vacuum source is permanently connected to the coupled pressure chamber. Their connection can be automated after closing the vacuum chamber.
  • the sheet substrate is positioned in the vacuum chamber so that a gap (the first gap) remains between the work and the surface of the sheet substrate.
  • the planar substrate is usually placed at a small distance above the workpiece in the vacuum chamber.
  • the positioning of the sheet substrate in the vacuum chamber is such that a further gap (the second gap) remains between the sheet substrate and the pressing means.
  • the two spaces are usually in direct communication with each other.
  • the planar substrate thus does not divide the vacuum chamber into two separate compartments. Instead, in both spaces in an evacuation of the vacuum chamber always the same negative pressure.
  • the positioning of the planar substrate in the vacuum chamber by means of positioning elements can include supports, on which the flat substrate is placed, and / or holders, with the aid of which the planar substrate can be fixed.
  • the described positioning of the planar substrate can be realized in a simple manner at a distance from the workpiece and optionally also at a distance from the pressing means.
  • the positioning elements usually have receptacles into which the holders and / or the supports can be at least partially, preferably completely, countersunk by a pressure exerted by the pressing means.
  • the positioning elements may comprise spring elements arranged in the receptacles on which the supports and / or holders are seated and which can easily withstand the load by the flat substrate, but yield at the pressure exerted by the pressing means, so that the holders and / or or sink supports in the recordings and the sheet substrate can come into contact with the workpiece.
  • the pressing means comprises a flexible contact region, which can at least conditionally adapt itself to existing contours of the surface of the workpiece when the planar substrate is pressed onto the surface. This can be very advantageous in cases in which it is to be ensured that as uniform a pressure as possible occurs in all areas of contact between the flat substrate and the surface of the workpiece to which it is to be applied.
  • the flexible contact region is formed from an elastic polymer material.
  • the wall of a bag filled with a gaseous or an easily deformable solid or liquid material may serve as a flexible contact area.
  • the pressing means may be a stamp, which has such a flexible contact area or one of the contour of the surface onto which the planar substrate is to be applied, a replicated contact area.
  • the stamp can be moved mechanically, in particular hydraulically or pneumatically.
  • the pressing means is a flexible membrane which has an inner side directed into the vacuum chamber and an outer side facing away from the vacuum chamber and which bulges with its inner side ahead into the vacuum chamber when its Outside is subjected to a pressure which is greater than the pressure in the vacuum chamber.
  • the use of such a membrane has the advantage that in many cases no separate flexible contact area must be provided.
  • the membrane can be controlled very easily, namely on the pressure difference between its inside and outside.
  • the pressing of the sheet substrate onto the surface of the workpiece can be done directly through the membrane.
  • the membrane exerts only pressure on a further pressing agent component, which then comes into direct contact with the flat substrate.
  • the pressing tool required for the method according to the invention is basically designed to be quite simple.
  • it usually includes a lid for opening and pressure-tight sealing of the vacuum chamber.
  • the membrane is integrated in this cover.
  • the cover comprises a lid bottom, on which the membrane rests flat when its outer side and its inner side are subjected to the same pressure.
  • a further vacuum chamber is integrated, which is bounded on one side by the outside of the membrane.
  • the inner side of the membrane limits in preferred embodiments one side of the vacuum chamber and is thus indirectly coupled to the negative pressure source which can be connected to the vacuum chamber.
  • the outside of the membrane is also connected to a vacuum source, in particular via a valve.
  • the outside of the membrane is connected via a valve to a pressure source.
  • the cover bottom can also have only one or more passages, via which the outside of the membrane is in communicating connection with the valve connected to the vacuum source and / or to the pressure source.
  • the pressing of the sheet substrate onto the surface is preferably effected by increasing the pressure applied to the outside of the membrane.
  • the membrane bulges in the vacuum chamber and can press the flat substrate positioned there on the surface of the workpiece.
  • This process can be specifically controlled by the pressure applied to the outside of the membrane.
  • the outside of the diaphragm is pressurized with the same pressure as the inside before the pressure increase is initiated for the purpose of pressing the foil.
  • the inside and the outside of the membrane can be acted upon in the simplest case by means of the same vacuum source simultaneously with negative pressure.
  • the valve connected to the pressure source can be opened.
  • the pressure source can be an overpressure source, for example a compressed air source. In many cases, however, it is sufficient to allow air from the environment of the pressing tool to flow in via the valve.
  • the pressure source does not necessarily have to be an overpressure source. Normal atmospheric pressure may be sufficient.
  • the pressing tool comprises a lid for opening and pressure-tight sealing of the vacuum chamber, through which the punch or an actuator coupled to the punch is guided.
  • the inventive method fully meets the requirement of universal applicability.
  • basically flat substrates of any kind can be applied to the surfaces of workpieces.
  • the flat substrates to be applied are foils.
  • Processable here are both plastic films and metal foils or multilayer composite films having at least one metal layer and at least one plastic layer.
  • Particularly preferred flat sheet substrates are the transfer lacquer films described at the outset, which comprise a carrier film and at least one lacquer layer applied thereto.
  • the film may also be a simple adhesive film with an adhesive layer applied to the film, optionally a printed adhesive film.
  • both planar and curved surfaces can be coated with the planar substrate by the method according to the invention.
  • the workpiece, to which the planar substrate is applied has at least one curved surface as the surface to be coated.
  • the workpiece is an automobile part, in particular a radiator grille.
  • the method according to the invention can be fully automated.
  • the automated implementation of the method over a manual or semi-automated (which is also possible) is preferred.
  • the method according to the invention is a sub-step of a method for producing a lacquer-coated workpiece, in which a transfer-lacquer film is applied to the workpiece as a flat substrate and the carrier film is removed from the workpiece in a subsequent step.
  • the at least one lacquer layer on the carrier foil of the transfer lacquer foil can in principle already be cured, so that it contains substantially no crosslinkable chemical groups and / or no solvent. But it is also possible that the lacquer layer is still uncured or only partially cured.
  • the lacquer layer may be based on a dual-cure lacquer, for example based on a urethane acrylate, and may be thermally cured, so that subsequent radiation curing, in particular by means of UV radiation, is still required.
  • an adhesion promoter is used when the planar substrate is applied to the workpiece. This can in principle be arranged both on the surface of the workpiece and on the paint side of the transfer lacquer film.
  • the pressing tool according to the invention is used in particular for applying a planar substrate to a surface of a workpiece according to the method described.
  • the pressing tool is always characterized by the following features:
  • It comprises a vacuum chamber which can be connected to a vacuum source and in which the workpiece and the flat substrate can be positioned.
  • It comprises a lid for opening and pressure-tight closing of the vacuum chamber. It comprises a pressing means guided through the lid or integrated into the lid for pressing the flat substrate onto the surface of the workpiece.
  • It comprises positioning elements for positioning the flat substrate in the vacuum chamber, in particular at a distance from the workpiece and optionally also at a distance from the pressing means.
  • the pressing tool according to the invention is characterized by a combination of the following preferred features:
  • the lid comprises the lid bottom described above, on which the membrane lies flat when its outside and inside are subjected to the same pressure.
  • the outside of the membrane is connected via a valve to a vacuum source.
  • the outside of the membrane is connected via a valve to a pressure source.
  • the vacuum chamber is formed as a concavely concave depression or comprises at least one such recess, in particular, when the pressing means is the membrane described.
  • the concave configuration of the vacuum chamber takes into account the fact that the membrane, when it bulges in the vacuum chamber, assumes a convex shape in most cases. In a concave configuration of the pressure chamber, the pressure exerted by the membrane on the walls of the pressure chamber can be evenly distributed.
  • a workpiece holder is formed in the vacuum chamber, in which the workpiece is fixable.
  • the workpiece holder preferably forms the bottom of the concave recess.
  • the workpiece can be arranged on a separate workpiece carrier in the workpiece holder.
  • the mentioned positioning elements are arranged. These preferably comprise the supports or holders described above, and in particular also the receptacles into which the holders or the supports can be at least partially countersunk by the pressing means, in particular by the membrane bulging into the vacuum chamber.
  • the positioning elements preferably protrude in the region of the workpiece holder from the bottom of the concave recess.
  • the planar substrate can be positioned directly above the workpiece.
  • the receptacles are formed in a wall of the vacuum chamber forming the concavely concaved recess, in particular in the region of the workpiece holder.
  • the pressing means is designed temperable. If the pressing means is the membrane described, this can be achieved, for example, by forming the membrane with double walls and providing it with a feed and a drain for temperature-controlled water.
  • the membrane is made using a resilient polymeric material.
  • a resilient polymeric material for this purpose, for example, a silicone material or a rubber material in question.
  • Show here 1a is a plan view of an embodiment of a pressing tool according to the invention in the open state without cover and before positioning of a workpiece and to be applied to the workpiece surface substrate in the vacuum chamber,
  • FIG. 1 b shows a cross-section along the line A - A of the pressing tool shown in FIG. 1 a, but now with the lid on and with a workpiece positioned in the vacuum chamber and a flat substrate,
  • Fig. Lc is a partial enlargement of the pressing tool shown in Figure lb.
  • FIGS. 1 a to 1 c shows a cross section of the embodiment of the pressing tool according to the invention known from FIGS. 1 a to 1 c during the initiation of a pressing operation.
  • Fig. La is viewed vertically from above into the vacuum chamber 101 of the pressing tool 100.
  • a workpiece holder 102 In a central position there is a workpiece holder 102, in which a to be coated with a flat substrate workpiece can be fixed.
  • the passage 103 In the center of the workpiece holder 102, the passage 103 is arranged. Via this, the vacuum chamber 101 is connected to a vacuum source (not shown) in order to be able to set a negative pressure in the vacuum chamber 101.
  • the vacuum chamber 101 is designed as a concave recess.
  • the vacuum chamber 101 is defined by the concavely-concave depression forming wall 104 and the membrane 106 integrated with the lid 105.
  • the membrane 106 serves as a pressing means.
  • the lid 105 closes the vacuum chamber 101 pressure-tight.
  • the pressure-tight closure is ensured in particular by the circumferential seal 108.
  • the membrane 106 has an inner side 106b directed into the vacuum chamber 101 and an outer side 106a pointing away from the vacuum chamber 101. Both sides of the membrane 106 are subjected to the same pressure. Therefore, the membrane is not curved. Instead, its outer side 106 a lies flat against the lid bottom 117.
  • a tool holder 113 is arranged, on which the workpiece 114 is fixed.
  • a transfer lacquer film 109 is arranged above the workpiece 114 by means of the positioning elements 110, 111 and 112 such that a gap 115 remains between the workpiece 114 and the film 109.
  • Another gap 116 is located between the foil 109 and the membrane 106.
  • the application of the transfer lacquer film 109 to the workpiece 114 can be explained on the basis of FIG. 1 d.
  • the vacuum chamber 101 is first evacuated, so that a pressure ⁇ 0.1 mbar is established in the vacuum chamber 101. With this pressure, the entire vacuum chamber 101 including the mentioned spaces 115 and 116 is uniformly applied.
  • the outer side 106a of the membrane 106 is initially acted upon.
  • the outer side 106a of the membrane 106 is connected for this purpose via the passage 107 with a vacuum source (not shown).
  • the application of the transfer lacquer film 109 is then initiated by allowing air to flow into the pressing tool 100 through the passage 107.
  • the outer side 106a of the membrane 106 is subjected to a higher pressure than its inner side 106b, which is pulled inward by the negative pressure existing in the vacuum chamber 101, so that the membrane 106 convexly bulges into the vacuum chamber 101 until finally onto the transfer-lacquer film 109 hits and this presses down on the workpiece 114.
  • the positioning elements 110, 111 and 112 which are designed to be retractable.
  • the outside of the membrane 106 may be subjected to an overpressure in order to accelerate the pressing process.
  • the vacuum chamber 101 is vented through the passage 103. Then, the lid 105 can be removed and the coated with the film 109 workpiece 114 can be removed.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • Quality & Reliability (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

Procédé pour l'application sans bulles d'un substrat en feuille (109) sur une surface d'une pièce (114) dans lequel la pièce (114) et le substrat en feuille (109) sont positionnés dans une chambre à dépression (100) d'un outil de pressage (100) pouvant être connectée à une source de pression negative. Le substrat en feuille (109) est pressé sur la surface au moyen d'un moyen de pressage (106), la chambre à dépression (100) étant soumise à une dépression ≤ 500 mbar avant le pressage du substrat en feuille (109) sur la surface de la pièce (114). Le positionnement du substrat en feuille (109) s'effectue à l'aide d'éléments de positionnement (110, 111 et 112) qui comprennent des supports sur lesquels est posé le substrat en feuille (109), ou des fixations, à l'aide desquelles le substrat en feuille (109) est fixé, et des logements, dans lesquels les fixations ou les supports se laissent enfoncer par la pression exercée par le moyen de pressage (106). Ces éléments permettent de positionner le substrat (109) dans la chambre à dépression de telle façon qu'un premier espace intermédiaire (115) reste entre la pièce (114) et la surface du substrat en feuille (109) et qu'un deuxième espace intermédiaire (116) reste entre le substrat en feuille (109) et le moyen de pressage (106). Lors du pressage, les fixations et/ou supports sont enfoncés dans les logements suite à la pression exercée par le moyen de pressage (106), de telle sorte que le substrat en feuille (109) peut entrer en contact avec la pièce (114). Un outil de pressage (100) approprié pour l'exécution du procédé comprend une chambre à dépression (100), dans laquelle la pièce (114) et le substrat en feuille (109) peuvent être positionnés, y compris un couvercle (105) pour l'ouverture et la fermeture étanche à la pression de la chambre à dépression (100), ainsi qu'un moyen de pressage (106) guidé à travers le couvercle (105) ou intégré dans le couvercle (105) pour le pressage du substrat en feuille (109). Il comprend en outre lesdits éléments de positionnement (110, 111, 112).
PCT/EP2018/062315 2017-05-12 2018-05-14 Procédé et outil pour l'application sans bulles d'un substrat en feuille sur une surface d'une pièce WO2018206813A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017208038.8A DE102017208038A1 (de) 2017-05-12 2017-05-12 Verfahren und Werkzeug zum blasenfreien Aufbringen eines flächigen Substrats auf eine Oberfläche eines Werkstücks
DE102017208038.8 2017-05-12

Publications (1)

Publication Number Publication Date
WO2018206813A1 true WO2018206813A1 (fr) 2018-11-15

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PCT/EP2018/062315 WO2018206813A1 (fr) 2017-05-12 2018-05-14 Procédé et outil pour l'application sans bulles d'un substrat en feuille sur une surface d'une pièce

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DE (1) DE102017208038A1 (fr)
WO (1) WO2018206813A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113573870A (zh) * 2019-01-17 2021-10-29 卡尔·沃瓦格漆料和颜料制造有限责任两合公司 用于制造机动车的方法和适用于此的工具
DE102022118615A1 (de) 2022-07-26 2024-02-01 Bayerische Motoren Werke Aktiengesellschaft Kaschiervorrichtung und Verfahren zum Kaschieren

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3881943A1 (fr) 2020-03-20 2021-09-22 Karl Wörwag Lack- und Farbenfabrik GmbH & Co. KG Feuille de laque de transfert destiné à laquer une pièce
DE102021122287B4 (de) * 2021-08-27 2024-01-18 Premium Aerotec Gmbh Verfahren und System zum Beschichten einer Oberfläche eines metallischen Trägerprofils mit einer Schicht aus einem korrosionsresistenten Material
US11648763B2 (en) * 2021-09-23 2023-05-16 Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg Method of applying an adhesive film to a component and tool suitable therefor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371425A2 (fr) * 1988-12-01 1990-06-06 Curt Niebling Procédé de fabrication de pièces embouties en matière plastique
DE102007040376A1 (de) 2007-08-20 2009-02-26 Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg Lack, flexibler Schichtverbund mit einem Träger und einer darauf aufgebrachten Lackschicht sowie deren Verwendung
DE102010021892A1 (de) * 2010-05-28 2011-12-01 Curt Niebling jun. Verfahren und Vorrichtung zur Kaschierung eines 3D-Trägerteils mit einem Schichtstoff
DE102013000400A1 (de) 2013-01-11 2014-07-17 Curt Niebling Verfahren und Vorrichtung zur Transferlaminierung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2230599B1 (fr) * 1973-05-25 1976-11-12 Saint Gobain
DE4310302C2 (de) * 1993-03-30 2002-12-05 Friz Maschb Gmbh Verfahren und Membranformpresse zum Beschichten von dreidimensionalen Werkstücken

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371425A2 (fr) * 1988-12-01 1990-06-06 Curt Niebling Procédé de fabrication de pièces embouties en matière plastique
DE102007040376A1 (de) 2007-08-20 2009-02-26 Karl Wörwag Lack- Und Farbenfabrik Gmbh & Co. Kg Lack, flexibler Schichtverbund mit einem Träger und einer darauf aufgebrachten Lackschicht sowie deren Verwendung
DE102010021892A1 (de) * 2010-05-28 2011-12-01 Curt Niebling jun. Verfahren und Vorrichtung zur Kaschierung eines 3D-Trägerteils mit einem Schichtstoff
DE102013000400A1 (de) 2013-01-11 2014-07-17 Curt Niebling Verfahren und Vorrichtung zur Transferlaminierung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113573870A (zh) * 2019-01-17 2021-10-29 卡尔·沃瓦格漆料和颜料制造有限责任两合公司 用于制造机动车的方法和适用于此的工具
CN113573870B (zh) * 2019-01-17 2023-09-29 Ppg先进表面技术有限责任公司 用于制造机动车的方法和适用于此的工具
DE102022118615A1 (de) 2022-07-26 2024-02-01 Bayerische Motoren Werke Aktiengesellschaft Kaschiervorrichtung und Verfahren zum Kaschieren

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