CN112208561B - High-heat-insulation-performance side window system for high-speed train - Google Patents
High-heat-insulation-performance side window system for high-speed train Download PDFInfo
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- CN112208561B CN112208561B CN201910628448.0A CN201910628448A CN112208561B CN 112208561 B CN112208561 B CN 112208561B CN 201910628448 A CN201910628448 A CN 201910628448A CN 112208561 B CN112208561 B CN 112208561B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D25/00—Window arrangements peculiar to rail vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- 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
- B32B17/1077—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 polyurethane
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- C—CHEMISTRY; METALLURGY
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/10—Trains
Abstract
The invention relates to a high-heat-insulation side window system for a high-speed train, which is of a double-hollow structure, wherein: the outer layer is a sandwich structure formed by bonding a layer of European grey glass and a layer of ultra-white glass or a layer of Low-E glass through a polymer film, and the European grey glass is positioned outside the room; the middle layer is single-layer inorganic glass or single-layer Low-E glass, or a sandwich structure formed by bonding two layers of inorganic glass through a polymer film, or a sandwich structure formed by bonding one layer of Low-E glass and one layer of inorganic glass through a polymer film; the inner layer is a sandwich structure formed by bonding a layer of ultra-white glass or a layer of Low-E glass and a layer of European gray glass through a polymer film, and the European gray glass is positioned at the indoor side; in the sandwich structure, the Low-E functional layers of the Low-E glass face the hollow layer. The side window system has the characteristic of good heat and sound insulation performance, and can reduce the heat transfer coefficient K value by 0.56W/m2K at most and improve the weighted sound insulation by about 2.0db compared with the common hollow side window glass under the condition that the total weight and the total thickness of materials are not increased.
Description
Technical Field
The invention relates to a high-heat-insulation side window system for a high-speed train, and belongs to the technology of side windows matched with the high-speed train.
Background
With the development requirement of high-speed railways at home and abroad, the development plan of the next generation high-speed trains with the running speed of 400Km/h and above in China is urgent. The development requirements and design targets of the key technology of the next generation high-speed train in China should be reflected in 6 aspects of higher speed, higher safety, more environmental protection, more economy, more comfort and more friendliness. The increase in the running speed will cause great noise trouble, and is counter to the comfort and friendliness requirements, and therefore will be a great challenge to the improvement of the sound insulation performance. In addition, as the requirement of the operation environment is more severe, such as operation in high cold and tropical environments, the heat insulation performance is also a core technical index concerned by the side window system of the high-speed train, and has important significance for the comfort, environmental protection and economy of the high-speed train.
The side window structure of a traditional typical high-speed train is a hollow structure formed by inner and outer side sandwich glass, the outer side is a sandwich structure formed by 5-6 mm physically-tempered European gray glass and 3-4 mm physically-tempered Low-E glass, the inner side is a sandwich structure formed by 4mm physically-tempered European gray glass and 4mm physically-tempered super-white glass, the total thickness is controlled to be about 35mm, and the weight is about 55 kg. The heat insulation performance of the hollow glass with the typical structure can reach the best heat transfer coefficient K which is 1.4W/m2K, proximity dependent mainly on Low-E glassReflection of infrared light; the sound insulation performance can reach 42-43 db of weighted sound insulation amount best. Along with the increase of the running speed of the high-speed train and the increase of the requirement of the running environment, the next generation of high-speed trains require the heat transfer coefficient K of the side window glass<1.2W/m2K, and the weighted sound insulation requires not less than 45db, and requires that the overall weight be reduced at least without increasing the original weight. For a side window structure with determined weight and thickness, the heat and sound insulation performance is a great challenge, and the change of the original material arrangement and structural characteristics is difficult to realize without optimizing the structural design.
Disclosure of Invention
The invention provides a high-heat-insulation side window system for a high-speed train, aiming at the defects in the prior art, the side window system changes the original single-cavity hollow structure, uses a double-cavity structure for the side window of the high-speed train, and can obviously improve the heat-insulation and sound-insulation performance by adding an interface reflection layer under the condition of not increasing the whole thickness, weight and manufacturing cost. The double-hollow structure is not mentioned and applied in the field of high-speed train side windows, and has better heat insulation and sound insulation performance compared with the traditional single-hollow structure. Therefore, the side window has wide application and popularization values in the field of side windows of high-speed trains.
The technical scheme of the invention comprises the following steps:
this kind of high heat-proof quality side window system for high-speed train's characterized in that: this side window structure is two hollow structure, wherein:
the outer layer is a sandwich structure formed by bonding a layer of European grey glass and a layer of ultra-white glass or a layer of Low-E glass through a polymer film, and the European grey glass is positioned outside the room;
the middle layer is single-layer inorganic glass or single-layer Low-E glass, or a sandwich structure formed by bonding two layers of inorganic glass through a polymer film, or a sandwich structure formed by bonding one layer of Low-E glass and one layer of inorganic glass through a polymer film;
the inner layer is a sandwich structure formed by bonding a layer of ultra-white glass or a layer of Low-E glass and a layer of European gray glass through a polymer film, and the European gray glass is positioned at the indoor side;
in the sandwich structure, the Low-E functional layers of the Low-E glass face the hollow layer.
In one implementation, the polymer film is one or a mixture of two of polyvinyl butyral, thermoplastic polyurethane and an ionic intermediate film, and the thickness of the polymer film is 0.6-1.8 mm.
In one embodiment, the outer layer of the sandwich structure has a thickness of 4-6 mm for Europe gray glass and a thickness of 3-5 mm for ultra white glass or Low-E glass.
In one embodiment, the total thickness of the outer sandwich structure is 8-12 mm.
In one embodiment, each glass layer in the interlayer has a thickness of 1 to 3 mm.
In one embodiment, the total thickness of the intermediate layer is 1.5 to 4 mm.
In one implementation, the thickness of the ultra-white glass and the Low-E glass in the interlayer structure of the inner layer is 2-4 mm, and the thickness of the European gray glass is 2-4 mm.
In one embodiment, the total thickness of the sandwich structure of the inner layer is 6 to 9 mm.
In one implementation, the Low-E glass is a single silver film, a double silver film, or a triple silver film Low-E glass.
In one embodiment, the thickness of the double-sided hollow layer of the double-hollow structure is 4-11 mm.
In one embodiment, the total thickness of the double-sided hollow layers is 12-16 mm.
In one implementation, the total thickness of the double hollow structure side window does not exceed 36 mm.
In one implementation, the sides of the double-sided hollow layers of the double hollow structure are sealed with aluminum spacers, and the aluminum spacers are filled with a sufficiently dry molecular sieve in between to ensure drying of the hollow layers.
In one implementation, all inorganic glasses are physically or chemically strengthened to increase their strength.
The preparation process of the side window system comprises the following steps:
(1) preparing an inner interlayer structure, an outer interlayer structure and an intermediate interlayer structure by laminating and hot pressing respectively; (2) selecting a hollow spacing strip with proper thickness and sealant for packaging;
(3) and filling the molecular sieve and argon after the sealant is cured.
The invention has the following advantages and beneficial effects:
firstly, the double hollow structure is used for a side window system of a high-speed train for the first time, and the heat insulation and sound insulation performance can be obviously improved under the condition of not increasing the whole thickness and weight;
secondly, the traditional high-speed train side window hollow structure glass improves the heat insulation performance by using Low-E glass with multiple layers of Ag films or using two layers of Low-E glass, but the reflection effect of the Low-E glass on near infrared rays is not superposed, the heat insulation performance of a high-speed train side window system cannot be improved without limit by using the multiple layers of Ag films, and the cost can be greatly increased. The double-hollow structure in the technical scheme of the invention can save the use amount of Low-E glass and can obviously reduce the cost.
And compared with the common side window with the hollow structure, the double-hollow structure glass is provided with the interface reflection and interference layer, and the sound insulation performance can be obviously improved under the condition of the same surface density. Therefore, the side window has wide application and popularization values in the field of high-speed train side windows in the future.
The double-hollow-structure side window system for the high-speed train has the characteristic of good heat insulation and sound insulation performance, and can reduce the heat transfer coefficient K value by 0.56W/m at most compared with the common hollow side window glass under the condition that the total weight and the total thickness of materials are not increased2K, the weighted sound insulation is improved by at least 2.0 db.
Drawings
FIG. 1 is a typical structure diagram of a traditional single-cavity hollow side window system of a high-speed train
FIG. 2 is a schematic structural view of the high heat-insulating side window system of the high-speed train of the invention (single-layer glass in the middle)
FIG. 3 is another schematic view of the high thermal insulation side window system of the high-speed train of the present invention (with a sandwich glass in the middle)
Detailed Description
The equipment adopted in the implementation of the invention comprises heating and pressurizing equipment, an automatic gluing machine and a hollow packaging production line. The heating and pressurizing equipment selects an autoclave which is mainly used for molding and bonding the inner side and the outer side and the interlayer laminated glass, and different temperatures and pressures can be set according to the molding process conditions of the polymer film; the automatic gluing machine is mainly used for uniformly coating the surface of the aluminum division bar with sealant; the hollow packaging production line is mainly used for filling argon and packaging double-hollow-structure side window glass.
The side window system with high heat-insulating property is mainly applied to the side window of a passenger room of a high-speed train, laminated glass lamination and subsequent packaging are required to be carried out in a dry, clean and dust-free environment, and the cleanliness of a configured and operated clean room is not lower than 100000.
Example 1
Referring to the attached drawing 1, the single-cavity hollow side window glass is prepared according to the original conventional structure, and the single-cavity hollow side window glass is arranged from the outdoor side to the indoor side in sequence: 6mm European grey glass +1.52mm PVB film +4mm ultra white glass +15mm hollow layer +4mm Low-E glass (Low-E functional layer facing to hollow layer) +1.52mm PVB film +4mm European grey glass. The preparation method refers to the above process, firstly prepares the laminated glass, and then carries out hollow packaging. All the above glasses are physically toughened.
Example 2
Referring to fig. 2, in this embodiment, the structural arrangement from the outdoor side to the indoor side is as follows: 5mm European gray glass +1.52mm PVB film +3mm Low-E glass (Low-E functional layer facing to hollow layer) +9mm hollow layer +3mm super white glass +6mm hollow layer +3mm super white glass +1.52mm PVB film +3mm European gray glass. The preparation method comprises the steps of respectively preparing laminated glass and single-layer glass, and finally carrying out hollow packaging to obtain the double-hollow-structure side window system. All the above glasses are physically toughened.
Example 3
Referring to the method of example 2, the position of the Low-E glass is changed, and the arrangement from the outdoor side to the indoor side is as follows: 5mm European grey glass +1.52mm PVB film +3mm super white glass +9mm hollow layer +3mm super white glass +6mm hollow layer +3mm Low-E glass (Low-E functional layer facing to hollow layer) +1.52mm PVB film +3mm European grey glass.
Example 4
Referring to the method of example 2, the position of the Low-E glass is changed again, and the arrangement from the outdoor side to the indoor side is as follows: 5mm European grey glass +1.52mm PVB film +3mm ultra white glass +9mm hollow layer +3mm Low-E glass (Low-E functional layer towards outside hollow layer) +6mm hollow layer +3mm ultra white glass +1.52mm PVB film +3mm European grey glass.
Example 5
Referring to fig. 3, referring to the method of example 2, the single glass sheet in the middle is changed into the laminated glass, and the structure from the outdoor side to the indoor side is as follows: 5mm of European grey glass, 1.52mm of PVB film, 2mm of ultra-white glass, 9mm of hollow layer, 2mm of ultra-white glass, 0.76mm of PVB film, 2mm of ultra-white glass, 6mm of hollow layer, 2mm of Low-E glass (the Low-E functional layer faces the hollow layer), 1.52mm of PVB film and 3mm of European grey glass.
TABLE 1 Heat and sound insulation performance of high-speed train side window system with different structures
As can be seen from table 1, compared with the conventional single-cavity hollow side window, the double-cavity hollow side window related to the present invention can significantly reduce the heat transfer coefficient of the side window without increasing the weight of the whole product and the manufacturing cost, the heat transfer coefficient is reduced by at most 0.56W/m2K, and at the same time, the weighted sound insulation of the side window can be significantly improved by about 2.0 db. Meanwhile, the Low-E glass functional layer faces the outdoor side, and the heat insulation performance of the side window is improved. At present, the high-heat-insulation side window system related to the invention has not been reported in the field of high-speed trains. The invention has important significance for improving the environmental protection, the economy and the comfort of the side window of the high-speed train in the future. Therefore, the side window has wide application and popularization values in the field of side windows of high-speed trains.
Claims (10)
1. The utility model provides a high heat-proof quality side window system for high-speed train which characterized in that: this side window structure is two hollow structure, wherein:
the outer layer is a sandwich structure formed by bonding a layer of European grey glass and a layer of ultra-white glass or a layer of Low-E glass through a polymer film, and the European grey glass is positioned outside the room;
the polymer film is one or a mixture of two of polyvinyl butyral, thermoplastic polyurethane or an ionic intermediate film, and the thickness of the polymer film is 0.6-1.8 mm;
in the interlayer structure of the outer layer, the thickness of the European gray glass is 4-6 mm, and the thickness of the ultra-white glass or the Low-E glass is 3-5 mm;
the middle layer is a sandwich structure formed by bonding two layers of inorganic glass through polymer films, or a sandwich structure formed by bonding one layer of Low-E glass and one layer of inorganic glass through polymer films;
the thickness of each layer of glass in the middle layer is 1-3 mm;
the inner layer is a sandwich structure formed by bonding a layer of ultra-white glass or a layer of Low-E glass and a layer of European gray glass through a polymer film, and the European gray glass is positioned at the indoor side;
in the interlayer structure of the inner layer, the thickness of the ultra-white glass and the thickness of the Low-E glass are 2-4 mm, and the thickness of the European gray glass is 2-4 mm;
in the sandwich structure, the Low-E functional layers of the Low-E glass face the hollow layer.
2. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the total thickness of the outer sandwich structure is 8-12 mm.
3. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the total thickness of the middle layer is 1.5-4 mm.
4. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the total thickness of the interlayer structure of the inner layer is 6-9 mm.
5. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the Low-E glass is a single-layer silver film, a double-layer silver film or a three-layer silver film.
6. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the thickness of the hollow layer on the two sides of the double-hollow structure is 4-11 mm.
7. The high thermal insulation side window system for the high-speed train of claim 6, wherein: the total thickness of the hollow layers on both sides is 12-16 mm.
8. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the total thickness of the double-hollow structure side window does not exceed 36 mm.
9. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: the sides of the double-sided hollow layers of the double hollow structure are sealed with aluminum spacers, and the middle of the aluminum spacers is filled with a sufficiently dry molecular sieve to ensure the drying of the hollow layers.
10. The high thermal insulation side window system for the high-speed train according to claim 1, wherein: all inorganic glasses are physically or chemically strengthened to increase their strength.
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| CN201910628448.0A CN112208561B (en) | 2019-07-11 | 2019-07-11 | High-heat-insulation-performance side window system for high-speed train |
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| CN201910628448.0A CN112208561B (en) | 2019-07-11 | 2019-07-11 | High-heat-insulation-performance side window system for high-speed train |
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| CN112208561B true CN112208561B (en) | 2022-03-15 |
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| CN113815387A (en) * | 2021-08-18 | 2021-12-21 | 中车长春轨道客车股份有限公司 | Rail vehicle door window glass structure |
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| CN203008710U (en) * | 2012-11-26 | 2013-06-19 | 南车青岛四方机车车辆股份有限公司 | Heat insulation vehicle window structure for passenger compartment of railway vehicle |
| CN203284329U (en) * | 2013-01-21 | 2013-11-13 | 北京中玻北方新材料股份有限公司 | Two-LOW-E three-glass two-cavity hollow glass |
| JP2014196222A (en) * | 2013-03-29 | 2014-10-16 | Ａｇｃ−Ｌｉｘｉｌウィンドウテクノロジー株式会社 | Corner block for double glazing, double glazing, and double glazing sash |
| EP3214252A1 (en) * | 2014-10-30 | 2017-09-06 | AGC-Lixil Window Technology Co., Ltd. | Multiple glass sash |
| CN105645789A (en) * | 2015-12-22 | 2016-06-08 | 湖南省华京粉体材料有限公司 | Thermal barrier hollow glass |
| CN205876072U (en) * | 2016-07-04 | 2017-01-11 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle and door window structure thereof |
| CN109563727A (en) * | 2016-10-26 | 2019-04-02 | 金宽镐 | Double window with Polycarbonate Layer |
| WO2019008912A1 (en) * | 2017-07-06 | 2019-01-10 | 日本電気硝子株式会社 | Insulated glazing and sash window |
| CN207579870U (en) * | 2017-10-09 | 2018-07-06 | 福建省万达汽车玻璃工业有限公司 | A kind of locomotive toughened interlayer hollow glass emergency escape window |
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