EP2382089A1 - Stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, présentant une fenêtre optique pour le passage du rayonnement infrarouge, son procédé de fabrication et son utilisation - Google Patents

Stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, présentant une fenêtre optique pour le passage du rayonnement infrarouge, son procédé de fabrication et son utilisation

Info

Publication number
EP2382089A1
EP2382089A1 EP10700746A EP10700746A EP2382089A1 EP 2382089 A1 EP2382089 A1 EP 2382089A1 EP 10700746 A EP10700746 A EP 10700746A EP 10700746 A EP10700746 A EP 10700746A EP 2382089 A1 EP2382089 A1 EP 2382089A1
Authority
EP
European Patent Office
Prior art keywords
infrared radiation
transparent
laminate
optical window
intermediate layer
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Withdrawn
Application number
EP10700746A
Other languages
German (de)
English (en)
Inventor
Martin Melcher
Stefan Droste
Dirk Wohlfeil
Florian Manz
Volkmar Offermann
Uwe Van Der Meulen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Saint Gobain Glass France SAS
Compagnie de Saint Gobain SA
Original Assignee
Saint Gobain Glass France SAS
Compagnie de Saint Gobain SA
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
Priority claimed from DE102009006062A external-priority patent/DE102009006062A1/de
Application filed by Saint Gobain Glass France SAS, Compagnie de Saint Gobain SA filed Critical Saint Gobain Glass France SAS
Publication of EP2382089A1 publication Critical patent/EP2382089A1/fr
Withdrawn legal-status Critical Current

Links

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
    • B32B17/10009—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
    • B32B17/10614—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 comprising particles for purposes other than dyeing
    • B32B17/10633—Infrared radiation absorbing or reflecting agents
    • 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
    • B32B17/10651—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 comprising colorants, e.g. dyes or pigments
    • 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
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J3/00—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles
    • B60J3/007—Sunglare reduction by coatings, interposed foils in laminar windows, or permanent screens
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062—Prior to assembly

Definitions

  • the present invention relates to a novel, infrared ray-shielding, visible-light transparent laminate having an infrared ray-transmitting optical window.
  • the present invention relates to a novel process for producing an infrared ray-shielding visible-light-transparent laminate.
  • the present invention relates to the novel use of the novel, infrared radiation-screening, transparent to visible light laminate and of the produced by the new process, colored, infrared radiation shielding transparent to visible light transparent laminate.
  • Modern laminated safety glass especially windscreens for motor vehicles, have an infrared radiation shielding effect to avoid overheating of the interior.
  • increasingly used in motor vehicles sensors and cameras that are sensitive to infrared radiation such as sensors for distance measurement or night vision devices.
  • their function is greatly impaired by the infrared radiation shielding effect of the laminated safety glass panes or completely put out of action.
  • Aesthetics are colored, but also to shield the infrared radiation
  • Infrared radiation shielding transparent to visible light laminate is known, which contains a first colorless glass pane, an intermediate layer and a second colorless glass pane or consists thereof.
  • the intermediate layer contains a
  • the new laminates should have a high weathering stability, intercoat adhesion, breakthrough resistance and breaking strength and optionally color stability and, after damage, a high residual capacity.
  • the present invention was based on the object to provide a novel process for producing optionally colored, infrared radiation-screening, transparent to visible light laminates, which overcomes the disadvantages of the prior art but provides in a simple and very well reproducible manner in large quantities laminates , despite their infrared radiation shielding effect does not affect the function of sensitive to infrared radiation sensors and cameras and high weathering stability, interlayer adhesion, breakdown resistance and breaking strength and optionally color stability and after damage have a high residual capacity.
  • the present invention was based on the object of a new use for the new, optionally colored, infrared radiation-screening, transparent to visible light laminates and for the produced by the new method, optionally colored, infrared radiation shielding,
  • transparent laminates can be found in means of transport for transport by land, water and air as well as in the furniture, equipment or construction sector.
  • the new colored infrared ray-shielding visible-light transparent laminate has been found, at least
  • Window (b2) has a g-value ⁇ 75%.
  • the new, infrared radiation-screening, transparent to visible light laminate is referred to as "inventive laminate”.
  • (II) herein generates at least one infrared ray transmissive optical window (b2), after which bonding the resulting intermediate layer (B) to at least one infrared transparent optical window (b2) with two clear, transparent layers (A) and (C) in such a way that a laminate results wherein the layers (A), (B) and (C) over each other in the order given.
  • the new method for producing an infrared radiation-shielding, transparent to visible light laminate is referred to as "inventive method”.
  • the new use of the laminate according to the invention and of the laminate produced by the process according to the invention was found in means of transport for transport by land, sea and air and in the furniture, equipment or construction sector, which is referred to below as the "inventive use” ,
  • the laminates according to the invention no longer had the disadvantages of the prior art, but despite their infrared radiation shielding effect, did not impair the function of sensors and cameras sensitive to infrared radiation.
  • the new laminates had a high weathering stability, intercoat adhesion, breakdown resistance and breaking strength and optionally color stability and, after being damaged, a high residual capacity.
  • the laminates according to the invention and the laminates produced by the process according to the invention could be used excellently in locomotives for transport on land, water and in the air and in the construction sector, despite their infrared radiation shielding effect the function of for Infrared radiation sensitive sensors and cameras were not affected, a high weathering stability, color stability, interlayer adhesion, penetration resistance and breaking strength and had a high residual strength after damage.
  • the laminates of the invention have an infrared radiation shielding effect.
  • This effect can be caused by absorption or reflection of the infrared radiation. Preferably, it is caused by the absorption. Preferably, more than 50%, in particular more than 70%, of the incident infrared radiation is absorbed.
  • Sensors and cameras for infrared radiation are preferably in the range of 350 nm to 15 microns, preferably from 380 nm to 2200 nm and more preferably from 400 nm to 1200 nm, sensitive.
  • G value means according to ISO 9050: 2003-08 total solar energy through the laminate according to the invention of a glazing.
  • the g-value of a glazing is calculated from the directly transmitted sunlight and the secondary infrared radiation radiated from the laminate into the interior.
  • the g value is preferably outside the optical window (b2) of the laminate according to the invention ⁇ 75%, preferably ⁇ 70% and particularly preferably ⁇ 64%.
  • the laminates according to the invention can be colored. In the context of the present invention, this means that they can have a colorful or achromatic color, but in particular a colorful color.
  • the laminates of the invention are transparent to visible light. Preferably, they have a transmission for visible light> 50%, preferably> 60% and in particular> 70%.
  • the laminates of the invention may have different three-dimensional shapes. Thus, they may be slightly curved or curved in one direction or in several directions of the space.
  • the surface of the laminates according to the invention can vary widely and depends on the particular intended use in the context of the use according to the invention. So they can have an area of a few square centimeters to several square meters. In particular, they have an area such as windshields, side windows, rear windows or glass roofs for motor vehicles usually have.
  • the thickness of the laminates according to the invention can vary widely and thus be perfectly adapted to the requirements of the individual case.
  • the thickness is 4 to 60 mm.
  • the laminates according to the invention contain a first and a second colorless, clear, transparent layer (A) and (C).
  • “Clear” means that the layers (A) and (C) have no or only a metrologically detectable haze or haze.
  • Transparent here means that the layers (A) and (C) have a transmission for visible light> 70%, preferably> 80% and in particular> 90%.
  • materials for the construction of the layers (A) and (C) are basically all materials into consideration, which have the property profile described above and are stable under the conditions of preparation and use of the laminates of the invention and are not damaged.
  • glass and clear plastics preferably rigid, clear plastics, in particular polystyrene, polyamide, polyester, polyvinyl chloride, polycarbonate or polymethylmethacrylate, are used.
  • glass is used. Basically, all glasses come into consideration, as they are commonly used for the production of laminated glass, in particular of laminated safety glass. Preferably, float glass and tempered and partially tempered float glass are used.
  • Float glass is a flat glass produced by the float glass process. Both methods for the production of the float glass and the exact meaning of this term are known in the art and need not be further elaborated here.
  • Semi-tempered and tempered float glass is commonly used to produce single-pane safety glass. In particular, alkali-lime-tempered glass or soda-lime glass according to DIN EN 572-1 are used. Further examples of suitable glasses are described in Römpp-Online 2008 under the keywords »glass «, »tempered glass « or »safety glass « or are from the German translation of the European patent EP 0 847 965 B1 with the file number DE 697 31 2 168 T2, page 8, paragraph [0053].
  • layers (A) and (C) can vary widely and thus be perfectly adapted to the requirements of the individual case.
  • glasses with the standard glass thicknesses of 2, 3, 4, 5, 6, 8, 10, 12, 15, 19 and 25 mm are used.
  • the area of the layers (A) and (C) can vary widely and depends on the area of the laminates according to the invention containing them. Accordingly, the above-described areas are preferably used.
  • the laminate of the invention also contains an optionally colored, infrared radiation shielding, visible light transparent intermediate layer (B).
  • B visible light transparent intermediate layer
  • the properties "colored”, “infrared radiation shielding” and “transparent to visible light” have the respective meanings given above.
  • the intermediate layer (B) contains at least one polyvinyl acetal resin (b1) as a layer-forming material.
  • polyvinyl acetal resins (b1) are known from the European Patent Application EP 1 857 424 A1, page 3, paragraph [0012], to page 4, paragraph [0020].
  • the content of the intermediate layer (B) of polyvinyl acetal resin (b1) can vary widely and thus be excellently adapted to the requirements of the individual case.
  • Amount of polyvinyl acetal resin (b1) is no longer sufficient for the formation of a homogeneous, continuous layer.
  • the content, in each case based on the intermediate layer (B), is from 50 to 99.998% by weight, preferably from 55 to 99.9% by weight and in particular from 60 to 99% by weight.
  • the intermediate layer (B) has an infrared radiation shielding effect (b11) and optionally a coloring agent (b12).
  • the intermediate layer (B) has an infrared radiation shielding effect (b1 1) and a coloring effect (b12).
  • the infrared radiation shielding effect (b11) and the infrared radiation shielding effect (b1 1) and the coloring effect (b12) can be adjusted in a variety of ways.
  • the infrared radiation shielding effect (b1 1) can be adjusted by means of at least one infrared radiation shielding material (b1 1).
  • the infrared radiation shielding materials (b1 1) may be finely divided or molecularly dispersed in the intermediate layer (B); preferably they are finely divided. They preferably have particle sizes in the range from 10 nm to 50 ⁇ m, preferably from 20 nm to 25 ⁇ m and in particular from 30 nm to 10 ⁇ m.
  • the infrared radiation shielding material (b1 1) as finely divided
  • Metals metal oxides, hydroxides, nitrides, oxynitrides, sulfides, phosphates, pyrophosphates, metaphosphates, polyphosphates, silicates, titanates, vanadates, -molybdates, tungstates and - fluorides, transparent electroconductive oxides, TCO and infrared radiation absorbing organic pigments or mixtures thereof.
  • Suitable infrared radiation-shielding materials are from European patent applications EP 1 857 424 A1, page 4, paragraphs [0021] to [0022], and EP 1 790 701 A1, page 5, paragraph [0036], to page 6 , Paragraph [0047], or the translation of the European patent specification EP 0 523 959 B1 with the file reference DE 692 30 121 T2, page 7, line 25, to page 15, line 8, and page 18, line 11, to page 62 , Line 5, known.
  • the content of the intermediate layer (B) of infrared radiation shielding materials (b1 1) can vary widely and thus be perfectly adapted to the requirements of the individual case.
  • the additional, coloring effect (b12) can be adjusted in many different ways.
  • both effects (b1 1) and (b12) can be adjusted by means of at least one material combining both effects (b1 1) and (b12).
  • all customary and known materials (b1 1 / b12) which are stable under the conditions of preparation using the laminates according to the invention are suitable.
  • the materials (b1 1 / b12) may be finely divided or dispersed in the intermediate layer (B); preferably they are finely divided. They preferably have particle sizes in the range from 10 nm to 50 ⁇ m, preferably from 20 nm to 25 ⁇ m and in particular from 30 nm to 10 ⁇ m.
  • suitable materials (b1 1 / b12) are coloring and infrared radiation shielding iron oxide pigments, as described for example in Rompp Online 2008 under the heading »iron oxide pigments «.
  • iron sulfide pigments and iron and chromium-containing pigments come into consideration.
  • the content of the intermediate layer (B) on the materials (b1 1 / b12) can vary very widely and can thus be perfectly adapted to the requirements of the individual case.
  • the intermediate layer (B) in each case based on their total amount, contains 0.001 to 30% by weight, preferably 0.01 to 20% by weight and in particular 0.1 to 10% by weight of a material (b11 / b12) ,
  • the additional coloring effect (b12) can also be produced by means of a coloring material (b12) which is used in addition to the obligatory infrared radiation shielding material (b1 1) and / or (b11 / b12), in particular (b1 1).
  • coloring materials (b12) which are stable under the conditions of preparation and use of the laminates according to the invention come into consideration.
  • the coloring materials (b12) are selected from the group consisting of inorganic pigments as well as organic pigments and dyes.
  • the inorganic and organic pigments (b12) may be finely divided.
  • the organic dyes (b12) may be molecularly dispersed.
  • inorganic pigments examples include Römpp Online 2008, “Inorganic Pigments”, “Inorganic Coloring Pigments”, “Iron Oxide Pigments” or “Chromium Oxide (green) Pigments”.
  • organic pigments (b12) and dyes (b12) are azo, metal complex, isoindolinone, isoindoline, phthalocyanine, quinacridone, perinone, perylene, anthraquinone, acridine, diketopyrrolo, thioindigo, dioxazine , Triphenylmethane and Chinonaphthalonpigmente and dyes.
  • the content of the intermediate layer (B) of coloring materials (b12) can vary very widely and thus be perfectly adapted to the requirements of the individual case.
  • combinations of at least one of the above-described materials (b11 / b12) and at least one of the above-described materials (b11) and / or at least one of the above-described materials (b12) may also be used.
  • the respectively preferred amounts described above can be used.
  • the intermediate layer (B) may contain conventional and known additives (b3) in effective amounts.
  • the additives (b3) have no or only a very low infrared screening effect. Examples of suitable additives are known from European Patent Application EP 1 857 424 A1, page 3, paragraphs [0010] and [0011], and page 4, paragraph [0027], to page 5, paragraph [0037].
  • the intermediate layer (B) can be constructed in different ways.
  • the materials (b1 1), and / or (b11 / b12) and (b12) may be homogeneously distributed in a layer of polyvinyl acetal resin (b1).
  • Polyvinyl acetal contains acetal radicals having 1 to 2 C atoms, preferably 1 to 8, in particular 2 to 6 C atoms. In this case, polyvinyl butyral is particularly preferred.
  • the material (b1 1) or the material (b11 / b12) may be predominantly, i. to be more than 50% of its total amount in a layer of polyvinyl acetal resin (b1), the remainder being in a separate layer or in two separate layers on one or both
  • Main surfaces of the layer of polyvinyl acetal resin (b1) is present.
  • the materials (b1 1) and / or (b12) predominantly, ie more than 50% of their respective total amount, in a layer of polyvinyl acetal resin (b1) available.
  • the residual amounts of the materials (b11) and (b12) may then be present on one or both major surfaces of the layer of polyvinyl acetal resin (b1).
  • the materials (b1 1) and (b12) together may form a homogeneous layer or be contained in a homogeneous layer or they may form separate homogeneous layers or be contained in homogeneous separate layers.
  • the material (b11) or (b12) may be homogeneously distributed in a layer of polyvinyl acetal resin (b1), the other material (b1 1) or (b12) then being on one or both Main surfaces of the layer of polyvinyl acetal resin (b1) may be present as a homogeneous layer or in a homogeneous layer.
  • a fourth embodiment of the intermediate layer (B) corresponds to the third embodiment, except that a minor amount, d. H. less than 50% of the respective total amount of the material (b11) or (b12) may be distributed in the layer of polyvinyl acetal resin (b1) besides the total amount or the predominant amount of the other material (b1 1) or (b12).
  • the total amount of the material (b1 1) as a homogeneous layer or in a homogeneous layer on one main surface and the total amount of the material (b12) as a homogeneous layer or in a homogeneous layer on the other main surface of a Layer of polyvinyl acetal resin (b1) are present.
  • the above list is not exhaustive, but the skilled person can easily find further embodiments of the intermediate layer (B) based on the teaching of the invention.
  • the thickness of the intermediate layer (B) can vary widely and thus be adapted excellently to the requirements of the individual case.
  • the thickness is preferably 100 ⁇ m to 5 mm, preferably 200 ⁇ m to 3 mm and in particular 200 ⁇ m to 2 mm.
  • the area of the intermediate layer (B) preferably corresponds to the area of the laminate according to the invention.
  • the intermediate layer (B) has at least one, in particular one, optical window (b2) transparent to infrared radiation.
  • Permeable means that the optical window (b2) has a transmission for infrared radiation that is significantly higher than the transmission for infrared radiation in the areas of the laminate according to the invention outside the optical window (b2).
  • the transmission for infrared radiation is> 40%, preferably> 50% and in particular> 60%.
  • the area, shape and placement of the infrared radiation transparent optical window (b2) in the laminate according to the invention can vary widely and be excellently adapted to the requirements of the individual case.
  • the surface of the optical window (b2) must not become so large that the infrared radiation shielding function of the laminate according to the invention is impaired.
  • the area of the optical window (b2) does not occupy more than 30%, preferably not more than 20% and in particular not more than 10% of the area of the laminate according to the invention.
  • the lower limit of the area of the optical window (b2) depends on the particular application, in particular according to the requirements of the infrared radiation-sensitive sensors and cameras, which are placed behind the optical window (b2).
  • the shape of the optical window (b2) also depends on the particular application. Preferably, the shape is circular, elliptical, quadrangular, square, rhombohedral, trapezoidal or triangular.
  • the placement of the optical window (b2) also depends on the intended use. Preferably, it is placed so that it is on the one hand in the beam path of the infrared radiation sensitive sensors and cameras and on the other hand does not interfere with other functions, as would be the case for example in a placement directly in the field of vision of the driver of a motor vehicle.
  • the shape, area and placement of the insert (b21) determine the shape, area and placement of the optical window (b2).
  • the optical window (b2) is present in at least one layer comprising the materials (b1 1), the materials (b1 1 / b12) or the materials (b1 1) and / or (b11 / b12) and ( b12) contains or consists thereof and covers a substantially or entirely consisting of polyvinyl acetal resin layer (b1), in particular covered over the entire surface.
  • the optical window (b2) is composed of a recess in the layer containing or consisting of the materials (b1 1), the materials (b11 / b12) or the materials (b1 1) and / or (b11 / b12) and (b12) exists, formed.
  • the second embodiment of the optical window (b2) is preferably applied to the above-described fifth and sixth embodiments of the intermediate layer (B).
  • First and second embodiments of the optical window (b2) can be suitably combined with one another, with those skilled in the art readily finding such combinations on the basis of the teaching according to the invention.
  • the first embodiment of the optical window (b2) with the snug insert (b21) is used in the aperture (b22).
  • the laminate according to the invention can be produced by means of different methods. According to the invention, it is advantageous to produce the laminate according to the invention by means of the method according to the invention.
  • a colored, infrared radiation-shielding, transparent to visible light precursor of the intermediate layer (B) is produced.
  • the precursor of the intermediate layer (B) contains the components (b1), (b1 1), (b11 / b12) or (b1 1) and / or (b1 1 / b12) and (b12) described in detail above.
  • the precursor of the intermediate layer (B) may contain at least one of the above-described components (b3).
  • the precursor of the intermediate layer (B) can be prepared by reacting at least one polyvinyl acetal resin (b1) with at least one material (b11), with at least one material (b1 1 / b12) or with at least one material (b1). b11) and / or at least one material (b11 / b12) and at least one material (b12) and the resulting mixture is formed into a film (B).
  • at least one additive (b3) can also be added.
  • the mixing of the ingredients may be accomplished by conventional and known methods and apparatus in solution, dispersion or melt.
  • suitable mixing units are stirred tank, Ultraturrax, inline dissolver, kneader and extruder.
  • the resulting homogeneous mixture can be formed into the film (B) in a conventional manner, for example by casting from solution or dispersion, calendering, pressing or film blowing.
  • Intermediate layer (B) are prepared by a film (b1), either the
  • the respective layers may be made of the materials themselves or of liquid or solid mixtures containing these materials.
  • conventional and known methods for the application of liquids and solids such as casting from solution or dispersion, spraying, roller application, printing or powder application, and the corresponding devices can be used.
  • first and second embodiments of the first process step may be suitably combined with each other to obtain intermediate layers (B) of the above-described embodiments as well as other embodiments.
  • the person skilled in the art can easily find suitable combinations based on the teaching according to the invention.
  • the precursor of the intermediate layer (B) in the precursor of the intermediate layer (B) is provided with an optical window (b2) transparent to infrared radiation.
  • the optical window (b2) by producing in the precursor of the intermediate layer (B) a corresponding opening (b22), for example by punching or cutting, and a precisely fitting insert (b21), essentially or entirely made of polyvinyl acetal resin (b1) is used.
  • a precisely fitting insert (b21) essentially or entirely made of polyvinyl acetal resin (b1) is used.
  • the optical window (b2) is produced by producing in the precursor of the intermediate layer (B) a corresponding opening (b22), for example by punching or cutting, and a precisely fitting insert (b21) consisting essentially or entirely of polyvinyl acetal resin (b). b1), because no additional coating devices, coating agents and corresponding process steps have to be used.
  • the resultant film (B) is adhesively bonded to at least one infrared ray-transmitting optical window (b2) with two clear, transparent layers (A) and (C), resulting in a laminate according to the invention, wherein the layers (A), (B) and (C) are superimposed in the order given.
  • the resulting laminates according to the invention have an outstanding performance property profile so that they can be used in a variety of ways.
  • they are advantageously used in means of transport for land, sea and air transport, preferably in motor vehicles such as cars, trucks and trains, in aircraft and in ships, and in the furniture, equipment or construction sectors, preferably as transparent components. used.
  • the laminates according to the invention are particularly preferred as laminated safety glass panes in means of locomotion, in particular as windscreens, side windows, rear windows and glass roofs, especially windshields, for motor vehicles, especially passenger cars, and as architectural components in the construction sector, in particular for overhead glazing for roofs, Glass walls, facades, window panes, glass doors, balustrades,
  • Parapet glazing, skylights or walk-in glass used.
  • Infrared radiation sensitive sensors or cameras fulfill their function in full, without the infrared radiation shielding effect of the laminates of the invention is impaired. In addition, they have a high weathering stability, intercoat adhesion, penetration resistance and breaking strength and optionally color stability as well as a high residual strength after the damage.
  • FIGS. 1 to 3 are schematic representations intended to illustrate the principle of the invention. The schematic representations therefore need not be true to scale. The illustrated proportions therefore do not have to correspond to the proportions used in practice of the invention in practice.
  • FIG. 1 shows a laminated safety glass pane according to the European patent application EP 1 857 424 A1 in cross-section.
  • Figure 2 shows a laminated safety glass according to an embodiment of the present invention in cross section.
  • FIG. 3 shows the plan view of the laminated safety glass pane according to the FIGURE
  • (B1) polyvinyl butyral film containing a green coloring pigment (b12) and indium tin oxide ITO as an infrared ray absorbing pigment (b1 1) without an infrared ray transmitting optical window (b2),
  • ABS ABS laminate with an infrared ray transparent optical window (b2)
  • the float glass panes (A) and (C) have dimensions as used, for example, for windshields, side windows, glass roofs and rear windows in vehicle construction and for small, medium or large-area panes in the furniture, equipment or construction sector.
  • the dimensions can be several square centimeters to several square meters.
  • the polyvinyl butyral film (B1) is a common and known commercial product which is e.g. the company Sekisui Chemical or the company Solutia can be obtained. It is the precursor of the intermediate layer (B).
  • the laminate according to FIG. 2 is produced by cutting the polyvinyl butyral film (B1) to the required size, ie to the dimensions of the float glass panes (A) and (C). Thereafter, at the location provided for the optical window (b2), the film (B1) is punched out in a corresponding shape and size, resulting in the opening (b22). Subsequently, the precisely fitting insert (b21) from a Polyvinyl butyral film cut out without infrared radiation shielding effect and used in the breakthrough (b22). This results in the intermediate layer (B).
  • the two float glass panes (A) and (C) are adhesively bonded together by means of a precompounding process (calender roll, coil or vacuum bag process) and an autoclave process via the intermediate layer (B) provided with the optical window (b2), so that the intermediate layer (B) between the two float glass panes (A) and (C) and forms the intermediate layer (B).
  • a precompounding process calender roll, coil or vacuum bag process
  • the laminate according to FIG. 1 is produced in the same way, except that a polyvinyl butyral film (B1) without breakthrough (b22) and insert (b21) is used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

L'invention concerne un stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, contenant au moins, de manière superposée dans l'ordre indiqué, (A) une première couche incolore, claire, transparente, (B) une couche intermédiaire transparente pour la lumière visible qui exerce un effet de blindage contre le rayonnement infrarouge (b11), est agencée sur la première couche, et contient i. (b1) au moins une résine d'acétal polyvinylique en tant que matériau formant une couche et ii. (b2) au moins une fenêtre optique au moins pour le passage du rayonnement infrarouge, et (C) une seconde couche incolore, claire, transparente agencée sur la couche intermédiaire.
EP10700746A 2009-01-24 2010-01-18 Stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, présentant une fenêtre optique pour le passage du rayonnement infrarouge, son procédé de fabrication et son utilisation Withdrawn EP2382089A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102009006062A DE102009006062A1 (de) 2009-01-24 2009-01-24 Infrarotstrahlung abschirmendes, für sichtbares Licht transparentes Laminat mit einem für Infrarotstrahlung durchlässigen optischen Fenster, Verfahren zu seiner Herstellung und seiner Verwendung
DE102009019622A DE102009019622A1 (de) 2009-01-24 2009-04-30 Infrarotstrahlung abschirmendes, für sichtbares Licht transparentes Laminat mit einem für Infrarotstrahlung durchlässigen optischen Fenster, Verfahren zu seiner Herstellung und seiner Verwendung
PCT/EP2010/050507 WO2010084092A1 (fr) 2009-01-24 2010-01-18 Stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, présentant une fenêtre optique pour le passage du rayonnement infrarouge, son procédé de fabrication et son utilisation

Publications (1)

Publication Number Publication Date
EP2382089A1 true EP2382089A1 (fr) 2011-11-02

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EP10700746A Withdrawn EP2382089A1 (fr) 2009-01-24 2010-01-18 Stratifié transparent pour la lumière visible, exerçant un effet de blindage contre le rayonnement infrarouge, présentant une fenêtre optique pour le passage du rayonnement infrarouge, son procédé de fabrication et son utilisation

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US (1) US20110199674A1 (fr)
EP (1) EP2382089A1 (fr)
CN (1) CN202986244U (fr)
DE (1) DE102009019622A1 (fr)
WO (1) WO2010084092A1 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012144218A (ja) * 2011-01-14 2012-08-02 Asahi Glass Co Ltd 自動車用窓ガラス
DE102012012566B3 (de) * 2012-06-23 2013-12-05 Audi Ag Verbundscheibe für einen Kraftwagen und Kraftwagen mit einer solchen Verbundscheibe.
US20160279904A1 (en) * 2013-10-23 2016-09-29 Saint-Gobain Glass France Laminated glass having at least one chemically tempered pane
DE202014101393U1 (de) * 2014-03-25 2014-04-03 Webasto SE Verkleidungselement eines Fahrzeugdachs mit Glasträger
JP6617565B2 (ja) * 2016-01-06 2019-12-11 Ａｇｃ株式会社 合わせガラス
WO2018015313A1 (fr) * 2016-07-19 2018-01-25 Agc Glass Europe Verre pour voiture autonome
JP7145145B2 (ja) * 2016-07-19 2022-09-30 エージーシー グラス ユーロップ 自動運転車のためのガラス
CA3039666C (fr) 2016-10-28 2022-08-23 Ppg Industries Ohio, Inc. Revetements d'augmentation des distances de detection proche infrarouge
ES2969802T3 (es) * 2016-12-30 2024-05-22 Oreal Cepillo para el cabello conectado
EA038508B1 (ru) * 2017-03-30 2021-09-08 Агк Гласс Юроп Стекло для автономного автомобиля
JP7281411B2 (ja) * 2017-03-30 2023-05-25 エージーシー グラス ユーロップ 自動運転車のためのガラス
US11319240B2 (en) * 2017-03-30 2022-05-03 Agc Glass Europe Glass for autonomous car
US10773496B2 (en) 2017-07-26 2020-09-15 AGC Inc. Laminated glass for vehicle
WO2019038723A1 (fr) * 2017-08-23 2019-02-28 Agp America S.A. Stratifié pour automobile à optique améliorée
CO2017012699A1 (es) * 2017-09-29 2018-02-28 Agp America Sa Laminado con oscuración incrustada que posee resistencia y calidad óptica superior
CO2018000469A1 (es) * 2017-11-30 2018-04-30 Agp America Sa Laminado automotriz con capa de compensación de sustrato de borde sólido invisible
CO2018006032A1 (es) * 2018-03-20 2018-07-19 Agp America Sa Laminado automotriz con sistema de desempañamiento en el área de la cámara con baja distorsión
EP3829865A1 (fr) * 2018-08-03 2021-06-09 AGC Glass Europe Vitrage à dispositif optique
CN109130797A (zh) * 2018-08-24 2019-01-04 深圳市速腾聚创科技有限公司 汽车挡风玻璃及汽车
CN113056746B (zh) 2018-11-13 2023-12-29 Ppg工业俄亥俄公司 检测隐藏图案的方法
US11561329B2 (en) 2019-01-07 2023-01-24 Ppg Industries Ohio, Inc. Near infrared control coating, articles formed therefrom, and methods of making the same
CN111703151A (zh) * 2020-06-28 2020-09-25 福耀玻璃工业集团股份有限公司 一种局部高红外线透过的夹层隔热玻璃
CN116685882A (zh) * 2021-01-07 2023-09-01 Ａｇｃ株式会社 车辆用玻璃
WO2024126022A1 (fr) * 2022-12-16 2024-06-20 Agc Glass Europe Couvercle en verre pour deux capteurs optiques différents

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU52726A1 (fr) * 1966-12-30 1968-08-05
DE69230121T2 (de) 1991-07-15 2000-04-20 Nippon Shokubai Co. Ltd. Neue Phthalocyaninverbindungen, deren Herstellungsverfahren und im nahen Infrarot absorbierende Materialien die sie enthalten
DE4433051C2 (de) * 1994-09-16 1996-07-11 Sekurit Saint Gobain Deutsch Für elektromagnetische Strahlung durchlässige Fensterscheibe aus Silikatglas
FR2734811B1 (fr) * 1995-06-01 1997-07-04 Saint Gobain Vitrage Substrats transparents revetus d'un empilement de couches minces a proprietes de reflexion dans l'infrarouge et/ou dans le domaine du rayonnement solaire
FR2757151B1 (fr) 1996-12-12 1999-01-08 Saint Gobain Vitrage Vitrage comprenant un substrat muni d'un empilement de couches minces pour la protection solaire et/ou l'isolation thermique
DE19723701C1 (de) * 1997-06-06 1999-03-11 Flachglas Automotive Gmbh Verbundglasscheibe mit Funktionsfolie
DE19817712C1 (de) * 1998-04-21 2000-02-03 Sekurit Saint Gobain Deutsch Transparente Platte, insbesondere Glasscheibe mit einer Beschichtung und einem Strahlungsfenster
US6620477B2 (en) * 2000-09-29 2003-09-16 Asahi Glass Company, Limited Laminated glass and automobile employing it
DE20210496U1 (de) * 2001-08-04 2002-09-26 SAINT-GOBAIN SEKURIT Deutschland GmbH & Co. KG, 52066 Aachen Verbundscheibe mit einer beschichteten Folie
EP1464632B1 (fr) * 2002-01-11 2010-03-17 Nippon Sheet Glass Company, Limited Verre de securite destine a des vehicules et procede pour sa fabrication
JP2006240893A (ja) 2005-02-28 2006-09-14 Sekisui Chem Co Ltd 合わせガラス用着色中間膜および合わせガラス
SI1790701T2 (sl) 2005-11-25 2012-05-31 Sicpa Holding Sa Ir absorbirajoča tiskarska barva za intaglio

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010084092A1 *

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WO2010084092A1 (fr) 2010-07-29
DE102009019622A1 (de) 2010-11-04
US20110199674A1 (en) 2011-08-18
CN202986244U (zh) 2013-06-12

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