Classifications

• • 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
  • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
  • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
  • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
  • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
  • B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
  • B32B17/10972—Degassing during the lamination
• • 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
  • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
  • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
• • 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
  • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
  • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
  • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
  • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
  • B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
  • B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
• • 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
  • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
  • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
  • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
  • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
  • B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
  • B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
• • 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
  • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
  • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
  • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
  • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
  • B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
  • B32B17/10816—Making laminated safety glass or glazing; Apparatus therefor by pressing
  • B32B17/10825—Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts
  • B32B17/10834—Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using a fluid
  • B32B17/10844—Isostatic pressing, i.e. using non rigid pressure-exerting members against rigid parts using a fluid using a membrane between the layered product and the fluid
• • 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
  • B32B37/1018—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 only vacuum
• • 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
  • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
• • 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
  • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
  • B32B37/16—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
  • B32B37/18—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
  • B32B37/182—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only one or more of the layers being plastic
• • C—CHEMISTRY; METALLURGY
  • C03—GLASS; MINERAL OR SLAG WOOL
  • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
  • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
  • C03C27/06—Joining glass to glass by processes other than fusing
  • C03C27/10—Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
  • H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B3/00—Ohmic-resistance heating
  • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
  • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B3/00—Ohmic-resistance heating
  • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
  • H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B3/00—Ohmic-resistance heating
  • H05B3/40—Heating elements having the shape of rods or tubes
  • H05B3/54—Heating elements having the shape of rods or tubes flexible
  • H05B3/58—Heating hoses; Heating collars
• • 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
  • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
  • B32B37/1207—Heat-activated adhesive
  • B32B2037/1215—Hot-melt adhesive
  • B32B2037/1223—Hot-melt adhesive film-shaped
• • 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
  • B32B2457/00—Electrical equipment
  • B32B2457/12—Photovoltaic modules
• • 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
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
  • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
  • H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
  • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
  • H05B2203/007—Heaters using a particular layout for the resistive material or resistive elements using multiple electrically connected resistive elements or resistive zones
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
  • H05B2203/016—Heaters using particular connecting means

Definitions

• the invention relates to a heatable vacuum ring, its use in a method for venting a stacking sequence and a method for venting a stacking sequence.
• Stacking sequences can be used in particular for producing a composite disk or a solar generator.
• Composite discs are widely used, for example, as vehicle windows such as windscreens, side windows, rear windows or roof windows in vehicles on land, in the water or in the air, but also as architectural glass, as fire protection, as safety glazing or in furniture and movable or fixed-mounted furnishings.
• Composite discs typically comprise at least two discs, such as a substrate disc and a cover disc, bonded together by at least one thermoplastic interlayer, such as a thermoplastic polyvinyl butyral (PVB) film, in a lamination process under the action of heat and pressure.
• thermoplastic interlayer such as a thermoplastic polyvinyl butyral (PVB) film
• Solar generators typically include solar cells, thermoplastic films disposed on the top and bottom thereof, and two external glass sheets bonded together under the action of heat and pressure.
• stacking sequence refers in particular to a stacked arrangement of panes and thermoplastic films or a stacked arrangement of panes, solar cells and thermoplastic films, for example a stacking sequence for producing a composite pane or a solar generator.
• a stacking sequence is understood to mean a stacking sequence for producing a composite pane, i. a stacking sequence comprising at least two slices and at least one intermediate thermoplastic film.
• the invention relates to a vacuum ring for venting a stacking sequence.
• the vacuum ring according to the invention comprises a vacuum-stable flexible hose, which can be connected to a vacuum pump.
• the tube has the shape of a closed ring. According to the invention, the tube is opened to the inside, i. it has an opening to the interior of the ring formed by the tube.
• the tube may be arranged around an outer side edge of a stacking sequence such that the outer side edge of the stacking sequence is received in the opening of the ring.
• the hose of the vacuum ring can thus be placed around the stacking sequence running around on the outer side edge of a stacking sequence.
• the opening of the tube is designed such that the outer side edge of the stacking sequence can be accommodated so that a venting channel is formed.
• the opening of the tube may have a substantially pentagonal shape.
• a C or U-shaped opening is also possible.
• the vacuum ring according to the invention completely encloses the side edges of the stacking sequence and the gap between the individual panes and / or foils of the stacking sequence and seals it off by vacuum technology.
• the vacuum ring has at least one electrical heating element and is thus a heatable vacuum ring.
• the vacuum ring may, for example, have one, two, three, four, five, six or more heating elements.
• heating element refers to an electrical component that converts electrical energy into thermal energy, i. Heat, converts.
• the electrical heating element preferably has a connection element for connection to a voltage source.
• the connection of the connection element to the voltage source can be done with contact or contactless. In a contactless connection, for example, the voltage of the voltage source is induced in the connection element.
• connection element can have any shape suitable for connection to a voltage source.
• it may be a plug connection or a plate in which voltage can be induced.
• the heating element and consequently also the area of the hose adjacent to the heating element heats up.
• the region of the stacking sequence which is arranged adjacent to the heated regions of the hose and / or the heating element, is thereby also heated. Consequently, the at least one thermoplastic film of the stacking sequence also heats up in this region and melts or softens at a sufficient temperature of, for example, 70 ° C. to 100 ° C. In this way, the slices of the stacking sequence can be connected in this area and sealed airtight.
• the electrical heating element has a connection element for connection to a voltage source, the voltage is applied to the electrical heating element by connecting the connection element to a voltage source.
• the electrical heating element is at least partially embedded in the tube, more precisely in the mass of the tube, and / or glued to the tube.
• the electrical heating element is at least partially embedded in the tube.
• the electrical heating element is completely enclosed by the material of the hose. In a preferred embodiment, the electric heating element extends over the entire length of the hose. This embodiment enables complete sealing of the stacking sequence in the area adjacent to the side edge. In this way it can be ensured that air can not reenter between the individual layers of the stacking sequence after it has been evacuated and sealed.
• individual electrical heating elements are arranged in or on the hose in individual sections of the hose. In this way, a specific heating of individual sections of the tube and thus a partial sealing of the stacking sequence can be achieved.
• the electric heating element may have any suitable shape.
• the electrical heating element is in the form of a wire or band.
• a heating element embodied as a wire preferably has a diameter between 0.05 mm and 5 mm, particularly preferably between 0.1 mm and 3 mm, very particularly preferably between 0.3 mm and 2 mm, for example 1 mm.
• a heating element formed as a band preferably has a width between 5 mm and 12 mm, particularly preferably between 6 mm and 10 mm, very particularly preferably between 7 mm and 9 mm, for example 8 mm or 5 mm.
• the thickness of a band designed as heating element is preferably between 0.01 mm and 2 mm, more preferably between 0.01 mm and 0.5 mm, most preferably between 0.03 mm and 0.1 mm, for example, 0.05 mm or 0, 1 mm.
• the dimensions of the tube i. the size of the opening and the length of the tube are adapted to the thickness and the circumference of the stacking sequence to be deaerated.
• the wall thickness of the tube is adapted to the thickness and the number of heating elements and is preferably 3 mm to 10 mm, particularly preferably 5 mm to 7 mm.
• the electrical heating element is designed as a wave-shaped, meander-shaped or spiral-shaped wire or a wavy, meandering or spiral band.
• a wavy, meandering or spiral formation has an advantageous effect on the flexibility and the durability of the heating element.
• stretched the material of the Hose can be deformed in this way trained heating elements without kinks or breaks occur.
• the electrical heating element is disposed immediately adjacent the opening of the hose.
• the heating element can come into direct contact with the stacking sequence to be deaerated when evacuating the vacuum ring.
• the heating element does not come into contact with the outer side edge of the stacking sequence to be deaerated.
• the electrical heating element is arranged such that it is arranged on receiving the outer side edge of a stacking sequence in the vacuum ring outside, in particular completely outside, formed in the evacuated state venting channel. In this way it is ensured that the electric heating element does not touch the side edge of the stacking sequence.
• thermoplastic intermediate layer Touching the side edge of a stacking sequence having a thermoplastic intermediate layer could result in that upon heating of the heating element and evacuation of the vacuum ring, the thermoplastic intermediate layer is partially sucked into the venting channel and / or the heating element is glued to the thermoplastic intermediate layer emerging from the stacking sequence.
• touching the side edge could result in a poor seal between the vacuum ring and the stacking sequence, resulting in poor venting of the stacking sequence upon heating of the heating element and evacuation of the vacuum ring.
• the electrical heating element is made of a metal or a metal alloy.
• the electrical heating element is preferably made of copper, a copper alloy, a nickel alloy, a nickel-copper alloy or a nickel-chromium alloy. Particularly preferably, the electrical heating element consists of copper or a copper alloy.
• the electrical heating element may be, for example, a copper wire, a copper strip or a wire made of a copper alloy or a strip consisting thereof.
• the electrical heating element may optionally be at least partially coated with at least one insulating layer.
• an insulating layer in particular non-conductive paints and / or plastics are suitable. For example, damage such as corrosion and the like of the heating element can be prevented or at least minimized by the insulating layer. Further, an insulating layer may serve to prevent a Users of the vacuum ring with the live parts of the vacuum ring can come into direct contact.
• the electrical heating element is completely enclosed by an insulating layer. In an alternative embodiment, the heating element is only partially coated with an insulating layer.
• the electric heating element can heat up.
• the electrical heating element is heated to 20 ° C to 160 ° C, preferably to 50 ° C to 150 ° C, more preferably to 70 ° C to 130 ° C, most preferably to 90 ° C 1 10 ° C, for example at 100 ° C.
• connection of the heating element to a voltage source may, for example, take place in that the heating element has a connection element and this is connected with contact or contactlessly to the voltage source.
• the vacuum ring has at least two electrical heating elements, wherein at least one electric heating element is arranged above the opening of the hose in or on the hose and at least one electric heating element is arranged below the opening of the hose in or on the hose.
• the vacuum ring may have exactly two electrical heating elements, one of which is arranged above and one below the opening.
• the vacuum ring may also have four electrical heating elements, two of which are arranged above and two below the opening.
• the vacuum ring has six electrical heating elements, three of which are arranged above and three below the opening.
• the vacuum-stable flexible hose of the vacuum ring according to the invention is made of an elastomer.
• the hose made of silicone, rubber or synthetic rubber, in particular ethylene-propylene-diene rubber (EPDM) exist.
• EPDM ethylene-propylene-diene rubber
• the vacuum ring according to the invention can be connected via a vacuum hose, with a vacuum pump.
• a vacuum compensation tank can be arranged between the vacuum hose and the vacuum pump.
• the vacuum ring and the vacuum hose for example, via a inserted into the vacuum ring tee be connected to each other.
• the combination of vacuum ring and vacuum hose is integrally formed.
• the at least one heating element can be electrically connected to a voltage source, in particular via a connection element as described above.
• the heating elements can either be connected to the same voltage source or to different voltage sources, whereby preferably several heating elements are connected to the same voltage source.
• Vacuum ring, vacuum hose, optionally vacuum compensation tank, vacuum pump and the at least one electrically connected voltage source together form a vacuum system according to the invention.
• the vacuum hose with the vacuum pump connected via an optional vacuum compensation tank and the at least one voltage source are arranged on the same side of the vacuum ring, preferably adjacent to one another.
• the vacuum hose with the vacuum pump connected via an optional vacuum compensation tank and the at least one voltage source are arranged on opposite sides of the vacuum ring.
• the arrangement of the vacuum hose with the connected via an optional vacuum compensation tank vacuum pump and the arrangement of the at least one voltage source can be independent of each other at any point of the vacuum ring.
• the vacuum hose with the vacuum pump connected via an optional vacuum compensation tank and the connection element for connection to a voltage source are arranged on the same side of the vacuum ring, preferably adjacent to one another.
• the vacuum hose with the vacuum pump connected via an optional vacuum compensation tank and the connection element for connection to a voltage source are arranged on opposite sides of the vacuum ring.
• the arrangement of the vacuum hose with the connected via an optional vacuum compensation tank vacuum pump and the arrangement of the connection element for connection to a voltage source can be carried out independently of each other at any point of the vacuum ring.
• the vacuum compensation tank has, for example, a volume of 1 m 3 .
• the vacuum pump has, for example, a delivery capacity of 300 m 3 / h and reaches a maximum ultimate pressure of 0.1 mbar.
• the invention also relates to a method of venting a stacking sequence, at least comprising arranging a stacking sequence, arranging a vacuum ring according to the invention around the outer side edge of the stacking sequence, applying a vacuum, i. a vacuum, to the vacuum ring and the application of a voltage to the at least one electrical heating element, which has the vacuum ring according to the invention.
• a vacuum i. a vacuum
• a voltage i. a vacuum
• the stacking sequence and the at least one thermoplastic film contained therein are also heated locally, so that the stacking sequence is connected to one another in this area.
• the application of a vacuum and the application of a voltage to the at least one heating element can also take place simultaneously.
• a voltage is applied to the electrical heating element, which is suitable, the electric heating element at 20 ° C to 160 ° C, preferably at 50 ° C to 150 ° C, more preferably at 70 ° C to 130 ° C, all particularly preferably heated to 90 ° C to 1 10 ° C, for example to 100 ° C.
• the invention also relates to the use of a vacuum ring according to the invention in a method for venting a stacking sequence, wherein the stacking sequence is, in particular, a stacking sequence for producing a composite pane or a solar generator.
• the slices of the stacking sequence preferably contain glass, particularly preferably flat glass, more preferably float glass and in particular quartz glass, borosilicate glass, soda-lime glass, or clear plastics, preferably rigid clear plastics, in particular polyethylene, polypropylene, polycarbonate, polymethyl methacrylate, polystyrene, polyamide, Polyester, polyvinyl chloride and / or mixtures thereof.
• the disks are preferably transparent, in particular for the use of the composite disk produced from the stacking sequence Windscreen or rear window of a vehicle or other uses where high light transmission is desired. As transparent in the context of the invention is then understood a disc having a transmission in the visible spectral range of greater than 70%. For discs that are not in the traffic-related field of view of the driver, for example, for roof windows, but the transmission can also be much less, for example, greater than 5%.
• the thickness of the slices can vary widely and thus adapted to the requirements of the individual case. Preferably standard thicknesses of 0.5 mm to 25 mm, preferably from 1, 4 mm to 2.5 mm for vehicle glass and preferably from 4 mm to 25 mm for furniture, appliances and buildings, in particular for electric radiators used.
• the size of the slices can vary widely and depends on the size of the use. For example, in the vehicle construction and architectural sectors, the panes have typical areas of 200 cm 2 to 20 m 2 .
• the slices of the stacking sequence are interconnected by at least one intermediate layer.
• the intermediate layer is preferably transparent.
• the intermediate layer preferably contains at least one plastic, preferably polyvinyl butyral (PVB), ethylene vinyl acetate (EVA) and / or polyethylene terephthalate (PET).
• the intermediate layer can also be, for example, polyurethane (PU), polypropylene (PP), polyacrylate, polyethylene (PE), polycarbonate (PC), polymethyl methacrylate, polyvinyl chloride, polyacetate resin, casting resins, acrylates, fluorinated ethylene-propylenes, polyvinyl fluoride and / or ethylene-tetrafluoroethylene , or copolymers or mixtures thereof.
• the intermediate layer can be formed by one or more films arranged one above the other, the thickness of a film preferably being from 0.025 mm to 2 mm, typically 0.38 mm or 0.76 mm or 1.52 mm. That is, the intermediate layer may each be composed of one or more sheets. Preference is given to at least three superimposed films, in particular Polvyinybutyral films, with alternating different plasticity or elasticity, as they are known for example from EP 0763420 A1 or EP 0844075 A1.
• the intermediate layers may preferably be thermoplastic and, after heating, stick together the panes and any further intermediate layers.
• the total thickness of the stacking sequence to be deaerated is preferably between 2 mm and 30 mm.
• vacuum rings adapted to the total thickness of the stacking sequence to be deadened openings ensure that the vacuum ring according to the invention completely surrounds the side edges of the stacking sequence and the space between the individual slices and / or films of the stacking sequence and seals it vacuum technology ,
• Vacuum rings according to the invention can be produced, for example, by presenting the at least one electrical heating element and then extruding the mass of the tube around it.
• This manufacturing method is particularly suitable for vacuum rings according to the invention, in which the at least one electrical heating element is at least partially embedded in the mass of the hose.
• Vacuum rings according to the invention in which the at least one electrical heating element is adhesively bonded to the mass of the hose, can be produced, for example, by first producing the hose by means of an extrusion process, and then adhering the at least one electrical heating element to the hose with a temperature-resistant adhesive.
• FIG. 1 is a plan view of an embodiment of a vacuum system according to the invention
• FIG. 2 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• 3 shows a cross section of a section of an embodiment of a vacuum ring according to the invention at normal pressure, wherein the stacking sequence to be deaerated is shown schematically
• FIG. 4 shows a cross section of a section of an embodiment of a vacuum ring according to the invention after applying a vacuum, wherein the stacking sequence to be deaerated is shown schematically
• FIG. 5 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 6 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 7 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 8 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 9 shows a cross section of a section of an embodiment of a vacuum ring according to the invention.
• FIG. 10 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 11 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• FIG. 12 is a cross-sectional view of a detail of an embodiment of a vacuum ring according to the invention.
• FIG. 13 shows a cross section of a section of an embodiment of a vacuum ring according to the invention
• 14 shows a cross section of a section of a further embodiment of a vacuum ring according to the invention, wherein the connection elements of the heating element are shown
• FIG. 15 is a plan view of a vacuum system according to the invention, in which a stacking sequence is incorporated,
• Fig. 24 is a flowchart of an embodiment of the method according to the invention.
• Fig. 1 shows a plan view of an inventive vacuum system 1 1, comprising a vacuum ring 1 according to the invention, a vacuum hose 9, a vacuum pump 8 and a voltage source 10.
• the vacuum ring 1 comprises a vacuum-stable flexible hose 3, which has the shape of a ring and on the Vacuum hose 9 is connected to a vacuum pump 8.
• the interior of the ring formed by the tube 3 is indicated in FIG.
• the vacuum ring 1 and the vacuum hose 9 are integrally formed, i. the vacuum ring 1 and the vacuum hose 9 are made together as one piece. This embodiment is preferred.
• the vacuum ring 1 has at least one electric heating element 7 (hidden in FIG.
• the vacuum hose 9 together with the vacuum pump 8 and the connection element 12 with the voltage source 10 connected thereto are arranged on different, opposite sides of the vacuum ring 1.
• the arrangement of the vacuum hose 9 with vacuum pump 8 and the connecting element 12 together with the voltage source 10 can be chosen arbitrarily.
• these elements can also be arranged on the same side of the vacuum ring.
• Fig. 2 shows a cross section of a section of an embodiment of a vacuum ring according to the invention 1.
• the vacuum ring 1 has two heating elements 7, which are formed as a wire on.
• a heating element 7 is embedded above the opening 4 and a heating element 7 below the opening 4 in the mass of the tube 3.
• the opening 4 has in the illustrated in Fig. 2 Embodiment on a pentagonal shape.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring 1 may also have only one heating element 7, for example.
• Fig. 3 shows the same cross-section as Fig. 2, wherein additionally to be deaerated stacking sequence 2 is shown schematically and no vacuum has been applied.
• the stacking sequence 2 consists in the embodiment shown in FIG. 3 of a substrate wafer 2a, a cover plate 2b and an intermediate thermoplastic film 2c.
• the vacuum ring according to the invention surrounds the side edges 5 of the stacking sequence 2, the gap between the substrate wafer 2 a and the film 2 c and the gap between the film 2 c and the cover disk 2 b and seals off these areas from a vacuum technology point of view.
• the ventilation channel 6 formed along the side edge 5 is shown in FIG. 3. From Fig. 3 it can also be seen that the shape of the opening 4 as a pentagon advantageously affects the formation of a vent channel 6.
• Fig. 4 shows the same cross-section as Fig. 3 in the evacuated state, i. while a vacuum is applied to the venting channel 6. From Fig. 4 it can be seen that when forming the opening 4 as a pentagon an upper part of the tube 3 to the top 2b1 of the cover plate 2b and a lower part of the tube 3 to the bottom 2a1 of the substrate wafer 2a applies upon application of a vacuum and a substantially triangular vent channel 6 remains.
• FIG. 5 shows a cross-section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has four heating elements 7, which are designed as wire.
• two heating elements 7 are embedded above the opening 4 and two heating elements 7 below the opening 4 in the mass of the tube 3.
• the opening 4 has in the embodiment shown in Fig. 5 on a pentagonal shape.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• FIG. 6 shows a cross-section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has six heating elements 7, which are designed as wire.
• three heating elements 7 are embedded above the opening 4 and three heating elements 7 below the opening 4 in the mass of the tube 3.
• the opening 4 has in the illustrated in Fig. 6 Embodiment on a pentagonal shape.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• Fig. 7 shows a cross section of a section of an embodiment of a vacuum ring according to the invention 1.
• the vacuum ring 1 has two heating elements 7, which are formed as a band on.
• a heating element 7 is arranged above the opening 4 and a heating element 7 below the opening 4.
• the heating elements 7 are partially embedded in the mass of the tube 3.
• One side of the heating elements 7 can thus come into contact with a stacking sequence 2 (not shown in FIG. 7) received in the opening 4.
• the opening 4 has in the embodiment shown in Fig. 7 on a pentagonal shape. It is also possible that heating elements 7, which have the shape of a band, are completely surrounded by the mass of the tube 3.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring 1 may also have only one heating element 7, for example.
• FIG. 8 shows a cross-section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has two heating elements 7, which are formed as a band. There is one
• Heating element 7 above the opening 4 and a heating element 7 below the opening 4 is arranged.
• the heating elements are adhered to the mass of the tube 3.
• One side of the heating elements 7 can thus come into contact with a stacking sequence 2 recorded in the opening 4 (not shown in FIG. 8), in particular in the evacuated state.
• the opening 4 has a pentagonal shape in the embodiment shown in FIG.
• the width of the heating elements 7 designed as bands is for example 8 mm and the thickness for example 0.05 mm.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring 1 may also have only one heating element 7, for example.
• FIG. 9 shows a cross-section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has two heating elements 7, which are designed as wire.
• a heating element 7 is embedded above the opening 4 and a heating element 7 below the opening 4 in the mass of the tube 3.
• the opening 4 has, in the embodiment shown in FIG. 9, a substantially pentagonal shape, which is the same when receiving the Side edge 5 of a stacking sequence 2 of the side edge 5 opposite corner of the pentagon is formed as an additional recess 4a of the pentagon.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring 1 may also have only one heating element 7, for example.
• the vacuum ring 1 has four heating elements 7, which are formed as wire.
• the opening 4 has a substantially pentagonal shape, wherein the corner of the pentagon opposite to the side edge 5 when receiving the side edge 5 of a stacking sequence 2 is formed as an additional recess 4a of the pentagon.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• FIG. 11 shows a cross section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has six heating elements 7, which are designed as wire.
• three heating elements 7 are embedded above the opening 4 and three heating elements 7 below the opening 4 in the mass of the tube 3.
• the opening 4 has a substantially pentagonal shape, wherein the corner of the pentagon opposite to the side edge 5 when receiving the side edge 5 of a stacking sequence 2 is formed as an additional recess 4a of the pentagon.
• the diameter of the heating elements 7 designed as wires is for example 1 mm.
• Fig. 12 shows a cross section of a section of an embodiment of a vacuum ring according to the invention 1.
• the vacuum ring 1 has two heating elements 7, which are formed as a band on.
• a heating element 7 above the opening 4 and a heating element 7 is arranged below the opening 4.
• the heating elements 7 are partially embedded in the mass of the tube 3.
• One side of the heating elements 7 can thus come into contact with a stacking sequence 2 (not shown in FIG. 12) received in the opening 4.
• the opening 4 has in the embodiment shown in FIG.
• Stacking sequence 2 of the side edge 5 opposite corner of the pentagon is formed as an additional recess 4a of the pentagon.
• the width of the heating elements 7 designed as bands is for example 8 mm and the thickness is 0.1 mm, for example.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring 1 may also have only one heating element 7, for example.
• FIG. 13 shows a cross-section of a section of an embodiment of a vacuum ring 1 according to the invention.
• the vacuum ring 1 has two heating elements 7, which are formed as a band.
• a heating element 7 is arranged above the opening 4 and a heating element 7 below the opening 4.
• the heating elements are glued to the mass of the tube 3.
• One side of the heating elements 7 can thus come into contact with a stacking sequence 2 (not shown in FIG. 13) accommodated in the opening 4, in particular in the evacuated state.
• a stacking sequence 2 (not shown in FIG. 13) accommodated in the opening 4, in particular in the evacuated state.
• the opening 4 has a substantially pentagonal shape, wherein the corner of the pentagon opposite to the side edge 5 when receiving the side edge 5 of a stacking sequence 2 is formed as an additional recess 4a of the pentagon.
• the width of the heating elements 7 designed as bands is for example 8 mm and the thickness for example 0.05 mm.
• the vacuum ring 1 has two heating elements 7. As explained above, however, the vacuum ring may also have only one heating element 7, for example.
• FIG. 14 shows a cross-section of a section of a further embodiment of a vacuum ring 1 according to the invention.
• the embodiment shown in FIG. 14 differs from the embodiment shown in FIG. 9 only in that each of the two heating elements 7 has a connection element 12 for connection to a voltage source. In this case, both heating elements 7 can be connected to the same voltage source.
• the heating elements may each have a connection element for connection to a voltage source.
• all heating elements of a vacuum ring 1 according to the invention can also be connected to the same voltage source.
• FIG. 15 shows a plan view of a vacuum system 11 according to the invention, in which a stacking sequence 2 is accommodated, and in FIG. 16 an enlargement of the area Z of FIG. 15 shown.
• the vacuum ring 1 of the vacuum system 1 1 shown in FIG. 15 corresponds, for example, to the embodiment shown in FIG. 2.
• the stacking sequence 2 is shown dotted in FIGS. 15 and 16.
• the tube 3 is shown transparent, so that the heating element 7 arranged above the opening 4 can be seen.
• the heating element 7 is arranged such that it can heat a region adjacent to the side edge 5 of the stacking sequence 2.
• the above the opening 4 arranged heating element 7 does not touch the side edge 5 of the stacking sequence 2.
• the arranged below the opening 4 heating element 7 is not visible in FIG. 16, since this is arranged below the stacking sequence 2, which is shown dotted. But arranged below the opening 4 heating element 7 also does not touch the side edge 5 of the stacking sequence 2.
• the heating elements 7 are formed in the embodiment shown in FIGS. 15 and 16 as wires which extend undulating over the entire length of the tube 3.
• wave-shaped and meander-shaped heating elements 7 are shown in detail, which differ in particular with respect to wavelength, amplitude and / or radius of curvature.
• FIG. 24 shows a flow chart of an embodiment of the method according to the invention for venting a stacking sequence 2.
• the method comprises arranging a vacuum ring 1 according to the invention around the outer side edge 5 of the stacking sequence 2.
• the method comprises applying a vacuum to the vacuum ring 1.
• the method comprises applying a voltage to the electric heating element 7.
• the steps III and IV can also be carried out simultaneously. LIST OF REFERENCE NUMBERS

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• 2018
  • 2018-12-03 MX MX2020005852A patent/MX2020005852A/es unknown
  • 2018-12-03 JP JP2020530665A patent/JP7050928B2/ja active Active
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  • 2018-12-03 CN CN201880003362.2A patent/CN110121415A/zh active Pending
  • 2018-12-03 RU RU2020121228A patent/RU2748196C1/ru active
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