EP3481906A1 - Verfahren zur herstellung einer einseitigen klebefolie und einseitige klebefolie - Google Patents
Verfahren zur herstellung einer einseitigen klebefolie und einseitige klebefolieInfo
- Publication number
- EP3481906A1 EP3481906A1 EP17742969.3A EP17742969A EP3481906A1 EP 3481906 A1 EP3481906 A1 EP 3481906A1 EP 17742969 A EP17742969 A EP 17742969A EP 3481906 A1 EP3481906 A1 EP 3481906A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- carrier layer
- film
- sided adhesive
- adhesive film
- coating
- 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.)
- Withdrawn
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- 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
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/32—Water-activated adhesive, e.g. for gummed paper
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/35—Heat-activated
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/383—Natural or synthetic rubber
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
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- 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
- B05D2350/00—Pretreatment of the substrate
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- 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
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
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- 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
- B32B2250/00—Layers arrangement
- B32B2250/04—4 layers
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- 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
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
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- 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
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
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- 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
- B32B2405/00—Adhesive articles, e.g. adhesive tapes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/16—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer
- C09J2301/162—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer the carrier being a laminate constituted by plastic layers only
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2421/00—Presence of unspecified rubber
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2433/00—Presence of (meth)acrylic polymer
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2463/00—Presence of epoxy resin
- C09J2463/006—Presence of epoxy resin in the substrate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2475/00—Presence of polyurethane
- C09J2475/006—Presence of polyurethane in the substrate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2483/00—Presence of polysiloxane
Definitions
- the present invention relates to a process for producing a single-sided adhesive film, comprising providing a carrier layer and coating a first side of the carrier layer with an adhesive layer. Further, the present invention relates to a single-sided adhesive sheet produced by the above method.
- Edge protection tapes for the protection of fire protection windows or their edges are equipped with a surface that promotes the sliding behavior of various materials such as UHMW-PE, PP, PET, PVC or PMMA.
- WO 2010/046292 A1 describes an at least one sided equipped
- EP 2412774 A1 shows, inter alia, an adhesive tape which promotes the lubricity of its surface, which can be used as an aid for fastening a pressure-sensitive adhesive tape to a surface to be protected, such as, for example, the paint surface of automobiles.
- Components affected by this can be, for example, chutes, funnels, pipes, chutes and dump bodies, which form a tribosystem as the basic body with the material to be conveyed as the counter body.
- the tribological relationships between the base and counter-body have a considerable influence on parameters such as energy consumption, material usage, production and maintenance.
- Solid lubricants polymers can be used, which are sprayed or poured onto the components in a dedicated production facility.
- a body coated by means of polymers has increased sliding properties, as a result of which wear by the counterpart body, for example the bulk material, can be counteracted.
- the polymer coating acts like a surface protective layer.
- the suitability of polymer-based solid lubricants is attributed to low sliding friction values of ⁇ ⁇ 0.1, recoverability after large deformations and / or high erosive and abrasive wear resistance.
- a method of making a single-sided adhesive sheet which comprises providing a backing layer and coating a first side of the backing layer with an adhesive layer. On a second side of the carrier layer, a lubricious coating is applied.
- the carrier layer is provided in the form of a polyester film. According to the invention, the polyester film is treated with trichloroacetic acid, sodium persulfate, ferric chloride or cupric chloride prior to bonding to the adhesive layer and lubricious coating to form the
- Single-sided adhesive film means that one side of the film has an adhesive in the form of an adhesive layer.
- lubricious coating is to be understood as a coating which improves the sliding properties of the surface to be coated. That is, a slip-coated surface has a lower frictional resistance than an uncoated surface.
- Applying the slip coating directly onto a single-sided adhesive film results in a product with good sliding properties and high wear resistance, which opens up a variety of new application possibilities.
- the adhesive film can be easily processed at the application site.
- the adhesive film only has to be glued to the desired surface, for example the surface of a chute, in a general cargo conveyor.
- a trimming of the adhesive film on the geometry of the application site is necessary. Accordingly, there is no need for special technical aids to install the single-sided adhesive film in their field of application.
- the adhesive film allows the improvement of the sliding properties and a simultaneous increase in wear protection.
- This sliding coatings can be used, which are characterized in the cured state by a smooth, hard and scratch-resistant surface.
- the carrier layer of the adhesive film serves as a base element and favors the adhesion of the
- Self-adhesive adhesive film which can be fixed by mere manual pressing on the application site, such as a chute of a general cargo conveyor.
- the adhesive is chosen such that it can be attached to wooden floors, screen printing plates, aluminum floors, steel floors and also on side walls, such as guide walls of conveyor systems.
- the polyester film can be made very thin and, for example, have a thickness of 12 to 75 ⁇ m, in particular 23 to 50 ⁇ m, thereby the polyester film contributes insignificantly to the thickness of the adhesive film.
- the polyester film forms a suitable base to provide structural cohesion of the components of the adhesive sheet.
- the backing layer may also include materials such as polyethylene naphthalate, polyvinyl chloride, polycarbonate, papers, polypropylene nonwovens, PET nonwovens, cellulosic or nonwoven fabrics
- Combinations of the above materials include.
- the surface of the polyester film is etched by treatment with the trichloroacetic acid, thereby modifying the surface finish of the polyester film. As a result, the molecular structure on the surface of the polyester film is changed and thus the
- the trichloroacetic acid treatment may be followed by further surface treatments, such as a matte finish or thermostabilization, to prepare the polyester film in an application-specific manner.
- the polyester film may also be treated with sodium persulfate, ferric chloride, copper chloride and the like.
- the lubricious coating is sprayed onto the second side of the carrier layer.
- Slip coating sprayed by means of a spraying machine directly on the second side of the carrier layer which can be applied spray layer of 1 mm to several centimeters in one operation, a sliding coating.
- Slip coating also allows the slip coating to be applied to the backing layer in a vertical arrangement, such as an arrangement on sidewalls of chutes or vertically-spaced regions of pipes, or overhead placement, such as the upper inside of a pipe.
- the lubricious coating cures on the carrier layer and is thus fixed on the carrier layer. After the lubricious coating has been applied to the carrier layer, it reacts within a few seconds, that is for a maximum of 10 seconds. After just a few minutes, the complete curing process has already been completed so far that the one-sided adhesive film can be further processed and is already loadable.
- the slip coating hardens almost without shrinkage and can therefore be applied in thicknesses of several millimeters depending on the requirements.
- the slip coating hardens almost without shrinkage and can therefore be applied in thicknesses of several millimeters depending on the requirements.
- Slip coating preferably processed by machine.
- a release film is applied to the side of the adhesive facing away from the carrier layer.
- the application of a release film also called release liner, contributes to improving the handling of the adhesive film. After removing the Separating film from the adhesive film, the adhesive film must be pressed only to the point of use and is ready to use.
- the release film facilitates the storage and transport of the single-sided adhesive film. Thus, the adhesive film can be wound into a roll and stored and transported accordingly.
- release liner materials all materials known in the art may be used, for example papers or plastic films or combinations thereof, optionally coated with a release agent such as silicone.
- a single-sided adhesive film which can be produced by a method according to the aspects described above and a carrier layer, and a
- Adhesive layer comprises, wherein the adhesive layer is disposed on a first side of the carrier layer. On a second side of the carrier layer, a lubricious coating is arranged.
- the carrier layer is a polyester film, in particular a polyester film treated with trichloroacetic acid, sodium persulfate, iron chloride or copper chloride.
- Such a constructed one-sided adhesive film can be laid quickly and easily and can be provided in its length and width largely flexible for slide coating or if necessary for the production of highly wear-resistant surfaces. For example, in the range of
- the one-sided adhesive film allows the improvement of the sliding properties of surfaces that come into contact with the cargo to be transported. These costs can be saved over conventional solutions. By laying out the surface of the material to be coated, such as pipes, chutes, chutes, dump bodies, and the like, with the one-sided adhesive film, it is no longer necessary to bring the material to be coated in a designed for the coating production facility. This also eliminates the use of an assembly team, which must dismantle or build the plant or the material to be coated before and after the coating in the production site.
- the one-sided adhesive film can be cut to size on site, whereby the geometry of the blank can be selected application-specific.
- the polyester film forms a suitable base to provide sufficient cohesion of the components of the adhesive sheet. Further, a polyester film having a surface etched by trichloroacetic acid has a modified surface finish. The molecular structure on the surface of the polyester film is altered and thus the
- a polyester film provides an optimal base for coating with a functional chemistry, such as an adhesive.
- the carrier layer has a thickness of 12 to 75 ⁇ , preferably from 23 to 50 ⁇ on. These very thin layer thicknesses of the polyester film contribute to a low total thickness of the single-sided adhesive film. At the same time, the carrier layer is able to provide a sufficiently large adhesion to the adhesive layer and the lubricious coating.
- the adhesive layer is a solution based on dispersions or solvent-based or solvent-free, pressure-sensitive adhesive, heat or moisture-activatable systems or hotmelts based on acrylates, rubber, polyurethane, and / or
- Silicone adhesives or blends thereof are chosen depending on the adhered substrate material and can be correspondingly diverse nature.
- the adhesive layer can be applied over the entire surface or, for cost reasons, for example, part-surface in
- the adhesive layer is arranged with a basis weight of preferably 5 to 300 g / m 2 , more preferably 50 to 250 g / m 2 , and most preferably 80 to 200 g / m 2 on the carrier layer.
- the sliding coating comprises polyurethane.
- Polyurethane-based coating system can be applied directly in liquid form to the carrier layer of the adhesive film.
- the polyurethane can then harden on the carrier layer and fix itself to it.
- low-temperature-curing coating systems which are suitable for curing at temperatures equal to or below 70 ° C. are preferred.
- Polyurethane base for example, a two-component seal, which in addition
- Polyaspartic Polyurethane ester includes.
- Such two-component sealants are characterized, inter alia, by a very good abrasion resistance.
- An example of such a two-component sealant is VIASOL LCT S6691 P from VIACOR Polymer GmbH.
- a polyurethane film designed in accordance with the application requirements may also be structurally connected to the side of the adhesive film facing away from the adhesive side, for example by means of adhesive bonding or welding.
- the lubricious coating comprises an epoxy resin or a polyester resin. Epoxy resins and polyester resins can also be applied in liquid form to the side facing away from the adhesive side of the adhesive film or provided in the form of a film-like layer. This layer can be connected to the carrier layer, for example, unrolled on this.
- Epoxy resins and polyester resins belong to the group of thermosets, which are characterized by spatially closely linked macromolecules. Duromers have a low ductility. Thus, for example by means of an epoxy resin or polyester resin coating the one-sided adhesive film a particularly good sliding coating or a
- a single-sided adhesive film comprising an epoxy or polyester resin coating, a significantly higher wear resistance.
- the adhesive coating can also be the surface on the adhesive layer opposite lying side over the entire surface provided with the material intended for the particular application or be provided for example for cost reasons or reasons of a certain conductivity part of the surface in different geometries such as point or line.
- the use of a wear protection coating can be made significantly more flexible and targeted.
- the one-sided adhesive film can be mounted in a dump body, for example, only at locations at which an increased wear is usually expected.
- materials such as polyethylene, Hostalen or polytetrafluoroethylene can be used as a slip coating or wear protection of the single-sided adhesive film.
- the side facing away from the carrier layer of the lubricious coating on a smooth, hard and / or scratch-resistant surface can additionally improve the sliding properties. So if the
- Main body is moved along the mating body, for example, bulk material moves along a chute, sizes such as sliding wear, rolling wear, impact wear and or Furchungsverschl constitute be kept low.
- a release film is arranged on the side of the adhesive which faces away from the carrier layer.
- the release liner also called release liner, allows for a simple storage, since the one-sided adhesive film can be wound up in roll form.
- the one-sided adhesive film is ready for processing due to the release film. After one Peel off the release film, the one-sided adhesive film can be applied directly to the application.
- the sliding coating has a coefficient of friction of ⁇ ⁇ 0, 1.
- food-resistant self-adhesive coating of sliding materials are used and possibly also meet other requirements such as, for example, in corresponding compositions such kosher or halal surfaces.
- the carrier layer and / or the lubricious coating can also be designed such that they have electrically and / or thermally conductive, antistatic, flame-retardant, and / or heat-insulating properties.
- Figure 1 schematically shows a sectional view of the ply structure of a single-sided adhesive film comprising a layer of a special properties such as friction reduction or wear protection improvement-fulfilling material, and
- FIG. 2 schematically shows a sectional view of the single-sided adhesive film of FIG. 1 with a
- FIGS. 1 and 2 show a single-sided adhesive film which comprises a carrier layer 2, an adhesive layer 3 and a lubricious coating 4 in the form of a plastic spray coating.
- the carrier layer 2 forms an optimal basis for coating with functional chemistry.
- the base layer 2 is a polyester film which has been treated with a trichloroacetic acid to increase the surface energy and improve the adhesion properties.
- the carrier film 2 here is the polyester film Coveme Kemafoil HPH23. The etching treatment of the carrier layer 2 with trichloroacetic acid enables ideal adhesion properties of the carrier layer 2 with respect to the adhesive layer 3 and the lubricious coating 4.
- the polyester film may also be treated with sodium persulfate, ferric chloride, copper chloride and the like.
- the backing layer may also include materials such as polyethylene naphthalate, polyvinyl chloride, polycarbonate, papers, polypropylene nonwovens, PET nonwovens, cellulosic or nonwoven fabrics
- Combinations of the above materials include.
- the adhesive 3 is a dispersion acrylate such as LK-8203 from Lohmann GmbH & Co. KG.
- LK-8203 from Lohmann GmbH & Co. KG.
- Silicone adhesives or blends thereof are used.
- the adhesive layer 3 is suitable for attaching the single-sided adhesive film 1, for example, on conveyor surfaces of conveyors, such as pipes, chutes, chutes, dump bodies, and the like. Such conveyor surfaces usually have materials such as steel, aluminum, wood and / or plastic. In addition, the adhesive layer 3 is able to enter into a permanent connection with the etched surface of the carrier layer 2.
- the adhesive layer is arranged with a basis weight of preferably 5 to 300 g / m 2 , more preferably 50 to 250 g / m 2 , and most preferably 80 to 200 g / m 2 on the carrier layer.
- the lubricious coating 4 is based on a polyurethane. In addition to the polyurethane, the sliding coating on Polyasparaginsäureester. This two-component seal is characterized among other things by a very good abrasion resistance. An example of such a two-component seal is VIASOL LCT S6691 P from VIACOR Polymer GmbH. Furthermore, PTFE (Teflon), polyamides, or acetates can also be used as the plastic for the slip coating. To produce the one-sided adhesive film, the lubricious coating 4 is sprayed onto the carrier layer 2, for example by means of a spraying machine. The slip spray coating then cures on the carrier layer 2, forming a permanent one with the surface of the carrier layer 2
- the slip coating in the form of a
- Plastic casting layer are poured onto the carrier layer.
- FIG. 2 shows a one-sided adhesive film 1 according to FIG. 1, with the difference that a release film 5 is arranged on the side of the adhesive layer facing away from the carrier layer 2.
- the release film 5 By means of the release film 5, the one-sided adhesive film 1 can be rolled up and stored or transported.
- the release film 5 In order to fix the single-sided adhesive film 1 on an application surface, such as a conveying surface of a cargo handling system, the release film 5 only has to be peeled off and the single-sided adhesive film is pressed onto the application surface.
- the release film 5 is, for example, a polypropylene film of the company "Infiana", the thickness of which is 100 ⁇ m.
- other conventional release liners can also be used as a release film.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016112700.0A DE102016112700A1 (de) | 2016-07-11 | 2016-07-11 | Verfahren zur Herstellung einer einseitigen Klebefolie und einseitige Klebefolie |
PCT/EP2017/067463 WO2018011237A1 (de) | 2016-07-11 | 2017-07-11 | Verfahren zur herstellung einer einseitigen klebefolie und einseitige klebefolie |
Publications (1)
Publication Number | Publication Date |
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EP3481906A1 true EP3481906A1 (de) | 2019-05-15 |
Family
ID=59388051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP17742969.3A Withdrawn EP3481906A1 (de) | 2016-07-11 | 2017-07-11 | Verfahren zur herstellung einer einseitigen klebefolie und einseitige klebefolie |
Country Status (4)
Country | Link |
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US (1) | US11225591B2 (de) |
EP (1) | EP3481906A1 (de) |
DE (1) | DE102016112700A1 (de) |
WO (1) | WO2018011237A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110628366A (zh) * | 2019-10-31 | 2019-12-31 | 东莞市骏青电子科技有限公司 | 高粘性压敏胶、其制备方法及胶带 |
CN113183386B (zh) * | 2021-04-13 | 2022-09-13 | 山西凝固力新型材料股份有限公司 | 一种高抗压纤维增强聚氨酯复合板材及其制备方法 |
EP4227376A1 (de) | 2022-02-14 | 2023-08-16 | Hueck Folien Gesellschaft m.b.H. | Klebefolie |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4336293A (en) * | 1981-02-27 | 1982-06-22 | Minnesota Mining And Manufacturing Company | Anti-slip mat |
EP0201715B1 (de) * | 1985-04-09 | 1991-12-18 | Teijin Limited | Oberflächenbehandelte Polyesterfolie |
DE3634885A1 (de) * | 1986-10-14 | 1988-04-21 | Hoechst Ag | Verbundelement |
US5234740A (en) * | 1991-08-28 | 1993-08-10 | Minnesota Mining And Manufacturing Company | Slip control sheeting and articles covered with same |
JP4336427B2 (ja) * | 1999-10-01 | 2009-09-30 | 帝人株式会社 | 表面保護フィルムおよびそれからなる積層体 |
DE10129730A1 (de) * | 2001-06-20 | 2003-01-02 | Tesa Ag | Beidseitig klebend ausgerüstetes Klebeband zur Fixierung von Druckplatten, insbesondere von mehrschichtigen Photopolymer-Druckplatten auf Druckzylindern oder Sleeves |
DE202005001617U1 (de) | 2005-02-02 | 2005-04-07 | K M B Klebetechnik Gmbh | Kantenschutzband, insbesondere für Brandschutzglasscheiben |
DE202006016394U1 (de) | 2006-10-26 | 2008-02-21 | K.M.B. Klebetechnik Gmbh | Kantenschutzband zum Schutz der Ränder von Mehrfachglasscheiben, insbesondere Brandschutzscheiben, mit Gleitfolie |
DE102007062447A1 (de) | 2007-12-20 | 2009-06-25 | Tesa Ag | Doppelseitiges Haftklebeband für Flüssigkristallanzeigesysteme |
JP5351458B2 (ja) * | 2008-07-29 | 2013-11-27 | リンテック株式会社 | ウェハ加工用接着シートおよび半導体装置の製造方法 |
DE102009023206B4 (de) | 2008-10-21 | 2010-11-11 | Tesa Se | Verwendung eines zumindest einseitig klebend ausgerüsteten Klebebands mit einem Folienträger als Gleitklebeband |
EP2290020A1 (de) | 2009-08-24 | 2011-03-02 | AHC-Oberflächentechnik GmbH | Gleitbeschichtung |
JP2012046723A (ja) | 2010-07-30 | 2012-03-08 | Nitto Denko Corp | アプリケーションテープ |
JP6092034B2 (ja) * | 2013-07-30 | 2017-03-08 | 日東電工株式会社 | 表面保護フィルムおよび光学部材 |
-
2016
- 2016-07-11 DE DE102016112700.0A patent/DE102016112700A1/de not_active Ceased
-
2017
- 2017-07-11 US US16/316,969 patent/US11225591B2/en active Active
- 2017-07-11 WO PCT/EP2017/067463 patent/WO2018011237A1/de unknown
- 2017-07-11 EP EP17742969.3A patent/EP3481906A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
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DE102016112700A1 (de) | 2018-01-11 |
US20190225839A1 (en) | 2019-07-25 |
WO2018011237A1 (de) | 2018-01-18 |
US11225591B2 (en) | 2022-01-18 |
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