WO2015019921A1 - 車両用の合わせガラス - Google Patents
車両用の合わせガラス Download PDFInfo
- Publication number
- WO2015019921A1 WO2015019921A1 PCT/JP2014/070074 JP2014070074W WO2015019921A1 WO 2015019921 A1 WO2015019921 A1 WO 2015019921A1 JP 2014070074 W JP2014070074 W JP 2014070074W WO 2015019921 A1 WO2015019921 A1 WO 2015019921A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- laminated glass
- outer layer
- vehicle
- glass
- intermediate film
- Prior art date
Links
Images
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
- B32B17/1055—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
- B32B17/10009—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
- B32B17/10559—Shape of the cross-section
- B32B17/10568—Shape of the cross-section varying in thickness
-
- 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
-
- 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
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
-
- 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
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/42—Polarizing, birefringent, filtering
-
- 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
- B32B2315/00—Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
- B32B2315/08—Glass
-
- 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
Definitions
- the present invention relates to a laminated glass for a vehicle.
- Laminated glass is widely used as, for example, a windshield of a vehicle because it has a feature that glass fragments are difficult to scatter when it is damaged by impact.
- Such a laminated glass for a vehicle is usually composed of first and second glass substrates and an intermediate film disposed between the two glass substrates.
- Laminated glass having such infrared shielding performance can be manufactured by dispersing an infrared shielding material in an intermediate film (Patent Document 1).
- laminated glass for vehicles having infrared shielding performance has been proposed in order to suppress temperature rise in the vehicle.
- Laminated glass having such infrared shielding performance can be produced by dispersing an infrared shielding material in the intermediate film.
- the infrared shielding material often exhibits shielding performance against light having a wavelength in the range of visible light (long wavelength side) to near infrared.
- the infrared shielding material has a shielding effect not only for the infrared region but also for light rays on the long wavelength side of visible light.
- the “infrared shielding material” means all materials that can significantly reduce the light transmittance in the wavelength region of 700 nm to 1000 nm.
- a laminated glass for a vehicle often includes a sensor device such as a rain sensor, a collision prevention sensor, a white line detector, and a night vision device.
- a sensor device such as a rain sensor, a collision prevention sensor, a white line detector, and a night vision device.
- Such sensor devices often operate at wavelengths from visible light (long wavelength side) to infrared.
- the interlayer film includes an infrared shielding material
- such a laminated glass for vehicles has a reduced light transmittance in the visible light (long wavelength side) region to the infrared region, and the sensor does not operate properly. Problems can arise. For this reason, in the conventional laminated glass for vehicles, there exists a problem that it is difficult to make compatible the suppression effect of the temperature rise in a vehicle, and the appropriate operation
- the present invention has been made in view of such a problem, and in the present invention, it is possible to significantly reduce the temperature increase in the vehicle without adversely affecting the operation of the sensor device.
- the object is to provide glass.
- a laminated glass for vehicles An intermediate film disposed between the first glass substrate and the second glass substrate;
- the intermediate film has a first outer layer, an inner layer, and a second outer layer from the side close to the first glass substrate,
- the inner layer has a lower Shore hardness than the first outer layer and the second outer layer;
- the first outer layer and the second outer layer include an infrared shielding material, A first portion substantially free of the infrared shielding material is formed at an end of the upper side of the first outer layer of the laminated glass, and the first portion is made of a non-colored resin. And / or a second portion that is substantially free of the infrared shielding material is formed at an end of the upper side of the laminated glass of the second outer layer,
- a laminated glass characterized in that the portion has an uncolored resin is provided.
- the first and / or second portions may be formed on the entire end of the upper side of the laminated glass.
- the intermediate film may be thicker at the upper end of the laminated glass than at the bottom of the laminated glass.
- the laminated glass according to the present invention has a first region and a second region when viewed from the stacking direction of the first glass substrate and the second glass substrate,
- the first region corresponds to a first portion of the first outer layer and / or a second portion of the second outer layer;
- a sensor may be installed in the first region of the laminated glass.
- FIG. 3 is a diagram schematically showing a cross section taken along line AA of the first laminated glass for vehicle shown in FIG. 2. It is the figure which showed typically an example of the flow of the manufacturing method of the 1st laminated glass. It is sectional drawing which showed typically the 2nd laminated glass for vehicles by one Example of this invention. It is sectional drawing which showed typically the 3rd laminated glass for vehicles by one Example of this invention.
- FIG. 1 shows a schematic cross-sectional view of a conventional laminated glass for a vehicle.
- a conventional laminated glass 1 for a vehicle includes a first glass substrate 10, a second glass substrate 20, and an intermediate film 30 disposed between both glass substrates 10 and 20. Composed.
- the intermediate film 30 has a role of bonding the two glass substrates 10 and 20 to each other. Moreover, the intermediate film 30 has an external ray shielding material.
- the infrared shielding material can significantly reduce the light transmittance in the wavelength region of 700 nm to 1000 nm. Therefore, in the laminated glass 1 for vehicles having the intermediate film 30 containing the infrared shielding material, the temperature rise in the vehicle can be significantly suppressed.
- a sensor device such as a rain sensor, a collision prevention sensor, a white line detector, and a night vision device is often disposed on the laminated glass for a vehicle.
- the intermediate film 30 includes an infrared shielding material, it is difficult to install such a sensor device on the laminated glass 1 for a vehicle. This is because the infrared ray shielding material contained in the intermediate film 30 shields light rays having wavelengths from visible light (long wavelength side) to near infrared rays used when operating the sensor device.
- a laminated glass for a vehicle An intermediate film disposed between the first glass substrate and the second glass substrate;
- the intermediate film has a first outer layer, an inner layer, and a second outer layer from the side close to the first glass substrate,
- the inner layer has a lower Shore hardness than the first outer layer and the second outer layer;
- the first outer layer and the second outer layer include an infrared shielding material, A first non-shielding portion that is substantially free of an infrared shielding material is formed at an end of the upper side of the first outer layer of the laminated glass, and the first non-shielding portion is A non-colored resin, and / or a second non-shielding portion that substantially does not contain an infrared shielding material is formed at an end of the upper side of the laminated glass of the second outer layer.
- the second non-shielding portion includes a non-colored resin, and a laminated glass is provided.
- the intermediate film has a first outer layer containing an infrared shielding material and a second outer layer containing an infrared shielding material, so that the temperature rise in the vehicle is significantly increased. Can be suppressed.
- At least one of the first outer layer and the second outer layer is non-shielding that does not substantially contain an infrared shielding material at the end of the upper side of the laminated glass.
- this non-shielding part has an uncolored resin, Preferably, it consists of an uncolored resin.
- Such a configuration of laminated glass for a vehicle can provide a highly transmissive region on the upper side of the laminated glass that does not block light having a wavelength of visible light (long wavelength side) to near infrared. Therefore, by arranging the sensor device in this highly permeable region of the laminated glass for a vehicle, the sensor device can be properly operated.
- the laminated glass for a vehicle according to the present invention can significantly suppress the temperature increase in the vehicle without adversely affecting the operation of the sensor device.
- FIG. 2 schematically shows a front view of a laminated glass for a vehicle (hereinafter referred to as “first laminated glass for a vehicle”) according to an embodiment of the present invention.
- FIG. 3 schematically shows a cross-sectional view taken along the line AA of the first laminated glass for vehicle shown in FIG.
- the first laminated glass for vehicle 100 has a first main surface 101, and a second main surface 102 exists on the opposite side of the first main surface 101.
- the first vehicle laminated glass 100 has an upper side 170.
- the first laminated glass for vehicle 100 has a first region 103A and a second region 103B.
- the first laminated glass for vehicle 100 includes a first glass substrate 110, a second glass substrate 120, and an intermediate film 130 disposed between the two glass substrates 110 and 120. Composed.
- the first glass substrate 110 has first and second surfaces 111 and 112 that face each other.
- the second glass substrate 120 has first and second surfaces 121 and 122 that face each other.
- the 1st surface 111 of the 1st glass substrate 110 comprises the 1st main surface 101 of the 1st laminated glass 100 for vehicles
- the 1st surface 121 of the 2nd glass substrate 120 is The 2nd main surface 102 of the 1st laminated glass 100 for vehicles is comprised.
- the intermediate film 130 has a role of bonding the two glass substrates 110 and 120 to each other.
- the intermediate film 130 has three layers. That is, the intermediate film 130 is configured by laminating the first outer layer 140, the inner layer 145, and the second outer layer 150 in this order from the side close to the first glass substrate 110.
- the inner layer 145 has a higher plasticizer content than the first and second outer layer layers 140 and 150, and is therefore relatively softer.
- the sound wave having a frequency in the audible range is easily attenuated. Therefore, the first laminated glass for vehicle 100 having such a configuration can exhibit good sound insulation performance.
- the flexibility (hardness) of each layer 140, 145, 150 of the intermediate film 130 is defined by the Shore hardness at room temperature (25 ° C.).
- Shore hardness means the hardness of a measurement object measured by a method based on JIS K6253 (hardness test of vulcanized rubber and thermoplastic rubber) or ASTM D2240 (rubber property / durometer hardness test method).
- an infrared shielding material is dispersed in the first and second outer layer layers 140 and 150 of the intermediate film 130.
- the first laminated glass 100 for vehicles can exhibit the infrared shielding performance, thereby increasing the temperature inside the vehicle. Can be suppressed.
- the first outer layer 140 constituting the intermediate film 130 has a first non-shielding portion 160a on the end face side of the upper side 170 of the first laminated glass 100 for a vehicle.
- the second outer layer 150 has a second non-shielding portion 160b on the end face side of the upper side 170 of the first laminated glass for vehicle 100.
- the first non-shielding portion 160a of the first outer layer 140 and the second non-shielding portion 160b of the second outer layer 150 correspond to the first region 103A of the first laminated glass for vehicle 100 in FIG. To do.
- the region where the non-shielding portions 160a and 160b of the first outer layer 140 and the second outer layer 150 are arranged becomes the first region 103A of the first laminated glass for vehicle 100, and the first The area
- the first non-shielding portion 160a is made of a non-colored resin
- the infrared shielding material is not substantially dispersed.
- the second non-shielding portion 160b is made of a non-colored resin
- the infrared shielding material is not substantially dispersed. That is, the first outer layer 140 includes a first non-shielding portion 160a that does not substantially contain an infrared shielding material and other portions in which the infrared shielding material is dispersed.
- the second outer layer 150 is composed of a second non-shielding portion 160b that does not substantially contain an infrared shielding material and other portions in which the infrared shielding material is dispersed.
- the first outer layer 140 By configuring the first outer layer 140 in this way, a portion having infrared shielding performance and a portion having substantially no infrared shielding performance can be formed in the surface of the first outer layer 140. Similarly, in the surface of the second outer layer 150, a portion having an infrared shielding performance and a portion having substantially no infrared shielding performance can be formed.
- the temperature increase in the vehicle can be significantly suppressed due to the presence of the second region 103B. Further, when the sensor device is arranged in the first region 103A, shielding of the light beam necessary for operating the sensor device is significantly reduced or avoided, and the sensor device can be operated properly. .
- the first laminated glass for vehicle 100 has the first region 103A and the second region 103B.
- the width of the first region 103A (the length from the end (upper side 170)) is not particularly limited.
- the width of the first region 103A may be, for example, in the range of 50 mm to 200 mm.
- first region 103A does not necessarily need to be configured on the entire upper side 170 of the first laminated glass 100 for a vehicle.
- first region 103A may be formed in a part of the upper side 170 of the first vehicle laminated glass 100.
- the first vehicle laminated glass 100 may be applied to, for example, a vehicle windshield, side glass, rear glass, or roof glass.
- the first laminated glass for vehicle 100 may have a substantially flat shape, or a part or all of it may have a curved surface shape.
- the first glass substrate 110 may have any composition as long as it is made of glass. Moreover, the 1st glass substrate 110 may be comprised by laminating
- the thickness of the first glass substrate 110 is not particularly limited, but when a windshield is assumed, the thickness of the first glass substrate 110 is, for example, in the range of 1.0 mm to 2.5 mm.
- the same material as the first glass substrate 110 can be used for the second glass substrate 120.
- the intermediate film 130 includes at least three layers 140, 145, and 150.
- Each layer may be made of, for example, a polyvinyl acetal resin or an ethylene-vinyl acetate copolymer resin.
- any layer is a polyvinyl acetal resin
- the type of polyvinyl acetal is not particularly limited.
- the polyvinyl acetal may be, for example, polyvinyl butyral.
- the amount of the plasticizer in each layer is not particularly limited, it should be noted that in the normal case, the inner layer 145 has the largest plasticizer content. In a normal case, the contents of the plasticizer contained in the first outer layer 140 and the second outer layer 150 are substantially equal.
- the type of plasticizer is not particularly limited.
- the plasticizer may be, for example, triethylene glycol di-2-ethylhexanoate.
- the inner layer 145 has a lower Shore hardness at room temperature than the outer layers 140 and 150. Note that the Shore hardness at room temperature of the first outer layer 140 and the second outer layer 150 may be substantially equal or different.
- the infrared shielding material included in the first outer layer 140 and / or the second outer layer 150 is not particularly limited.
- Inorganic material-based infrared shielding materials include, for example, Sn, Ti, Si, Zn, Zr, Fe, Al, Cr, Co, Ce, In, Ni, Ag, Cu, Pt, Mn, Ta, W, V And materials selected from metals, oxides, nitrides, and sulfides of Mo, and materials doped with Sb or F.
- the inorganic material-based infrared shielding material is particularly preferably tin oxide doped with antimony or indium oxide doped with tin.
- the particle size is not particularly limited, but may be, for example, 0.2 ⁇ m or less, for example, in the range of 0.0001 ⁇ m to 0.15 ⁇ m.
- Organic infrared shielding materials include, for example, diimonium dyes, anthraquinone dyes, aminium dyes, cyanine dyes, merocyanine dyes, croconium dyes, squalium dyes, azurenium dyes, polymethine dyes, naphthoquinone Dyes, pyrylium dyes, phthalocyanine dyes, naphthalocyanine dyes, naphtholactam dyes, azo dyes, condensed azo dyes, indigo dyes, perinone dyes, perylene dyes, dioxazine dyes, quinacridone dyes, iso Indolinone dyes, quinophthalone dyes, pyrrole dyes, thioindigo dyes, metal complex dyes, dithiol metal complex dyes, indolephenol dyes, triallylmethane dyes, and the like.
- the organic infrared shielding material is preferably a
- infrared shielding materials may be used alone or in combination of two or more.
- Phthalocyanine dyes exhibit steep absorption in the near infrared wavelength region. Therefore, when a wider range of infrared absorbing ability is required, it is preferable to use a combination of a phthalocyanine dye and at least one selected from ITO fine particles, ATO fine particles, and composite tungsten oxide fine particles.
- the method for producing this laminated glass is as follows: (I) producing a first glass substrate, a second glass substrate, and an intermediate film (Step S110); (Ii) arranging the intermediate film between the first glass substrate and the second glass substrate to form a laminate (step S120); (Iii) pressurizing and heating the laminate in a reduced pressure environment (step S130); Have
- step S120 and step S130 are well known to those skilled in the art. Moreover, the conventional method can be used as a manufacturing method of a 1st glass substrate and a 2nd glass substrate. Therefore, in particular, the method for manufacturing the intermediate film in step S110 will be described in detail.
- FIGS. 2 and 3 are used to indicate each member for the sake of clarity.
- a mixed raw material (referred to as mixed raw material A) for the first outer layer 140 and the second outer layer 150 of the intermediate film 130 is prepared by the following procedure.
- Resin raw material infrared shielding material, and plasticizer solution are prepared.
- the resin raw material may be a material as described above, that is, a polyvinyl acetal resin or an ethylene-vinyl acetate copolymer resin.
- the plasticizer solution the above-described materials, that is, triethylene glycol di-2-ethylhexanate, etc. can be used.
- the infrared shielding material is dissolved in the plasticizer solution.
- a pigment, an antioxidant, and / or an organic ultraviolet absorber may be optionally added to the plasticizer solution.
- a mixed raw material A is prepared by adding a plasticizer solution in which the infrared shielding material is dissolved to the resin raw material, and mixing and kneading.
- mixed raw material B for the non-shielding portion 160a and the non-shielding portion 160b is prepared by the following procedure.
- the resin raw material may be the same as that used when preparing the mixed raw material A, but it needs to be a non-colored resin. Moreover, as a plasticizer solution, you may use the same thing as what is used at the time of preparation of the mixing raw material A.
- pigments, antioxidants, and / or organic ultraviolet absorbers may be added to the plasticizer solution.
- the mixed raw material B is prepared by adding the plasticizer solution to the resin raw material, and mixing and kneading.
- mixed raw material C for the inner layer 145 is prepared by the following procedure.
- the resin raw material may be the same as that used when preparing the mixed raw material A.
- a plasticizer solution you may use the same thing as what is used at the time of preparation of the mixing raw material A.
- pigments, antioxidants, and / or organic ultraviolet absorbers may be added to the plasticizer solution.
- the mixed raw material C is prepared by adding the plasticizer solution to the resin raw material, and mixing and kneading.
- the amount of the plasticizer solution added to the resin raw material is larger than when the mixed raw material A is prepared. This is because the inner layer 145 needs to be softer than the outer layers 140 and 150.
- extrusion is performed at once using the mixed raw materials A to C obtained in the above-described process, and a film for the intermediate film 130 is manufactured.
- each mixed raw material is arranged so that two sets of configurations (referred to as outer layer constituent parts) in which the mixed raw material A is arranged so as to sandwich the mixed raw material B from both sides are formed. Moreover, each mixed raw material is arrange
- the intermediate film 130 may be manufactured by a method other than the above.
- FIG. 5 schematically shows a cross-sectional view of another laminated glass for vehicles (hereinafter referred to as “second laminated glass for vehicles”) according to an embodiment of the present invention.
- the second laminated glass for vehicle 200 basically has the same configuration as the laminated glass for first vehicle 100 shown in FIGS. 2 and 3 described above. Therefore, in FIG. 5, members similar to those in FIGS. 2 and 3 are given reference numerals obtained by adding 100 to the reference numerals shown in FIGS. 2 and 3.
- the second laminated glass for vehicle 200 is different from the first laminated glass for vehicle 100 in that the second outer layer 250 of the intermediate film 230 does not have a non-shielding portion. That is, in the second laminated glass for vehicle 200, the infrared shielding material is dispersed throughout the second outer layer 250.
- the first outer layer 240 has a non-shielding portion 260 on the end face side of the upper side 270 of the second laminated glass for vehicle 200, as in the case of the first laminated glass for vehicle 100.
- the shielding part 260 has a non-colored resin.
- the non-shielding portion 260 is provided at the end of the first outer layer 240 of the intermediate film 230.
- the non-shielding portion 260 may be provided at the end of the second outer layer 250 of the intermediate film 230.
- FIG. 6 schematically shows a cross-sectional view of still another laminated glass for a vehicle (hereinafter referred to as “third laminated glass for a vehicle”) according to an embodiment of the present invention.
- the third laminated glass for vehicle 300 basically has the same configuration as the laminated glass for second vehicle 200 shown in FIG. 5 described above. Therefore, in FIG. 6, the same reference numerals as those shown in FIG.
- the third laminated glass 300 has a configuration in which the thickness of the intermediate film 330 increases from the bottom side to the upper side 370 side of the third laminated glass 300. 2 different from the laminated glass 200 for vehicles.
- first outer layer 340, the inner layer 345, and the second outer layer 350 are all thicker from the bottom side to the top side 370 side of the third laminated glass for vehicle 300. It has become.
- the film thickness difference between the bottom side and the top side of the intermediate film 330 is, for example, 0.5 to 1.0 mm.
- the first outer layer 340 has a non-shielding portion 360 on the end surface side of the upper side 370 of the third laminated glass for vehicle 300, as in the case of the laminated glass for second vehicle 200.
- the shielding part 360 has a non-colored resin.
- the non-shielding portion is introduced into the end portion of the first outer layer of the intermediate film, if the thickness of the first outer layer is too thin, it is difficult to properly arrange such a non-shielding portion. There is a case.
- the non-shielding portion 360 is disposed at the end portion of the first outer layer 340 that is thicker (that is, the end portion on the upper side 370 side). In this case, there is an advantage that the non-shielding portion 360 can be more easily and properly arranged at the end portion of the first outer layer 340.
- the non-shielding portion 360 not including the heat shielding material is disposed at the end portion on the upper side 370 side of the first outer layer 340.
- the third laminated glass 300 for vehicles has a greater effect on the problem that light having a wavelength of visible light (long wavelength side) to infrared is blocked in the region on the upper side 370 side. .
- the non-shielding portion 360 is provided at the end of the first outer layer 340 of the intermediate film 330.
- the non-shielding portion 360 may be provided at the end of the second outer layer 350 of the intermediate film 330.
- the non-shielding portion 360 may be formed at both ends of the first outer layer 340 and the second outer layer 350 of the intermediate film 330.
- all the three layers 340, 345, and 350 constituting the intermediate film 330 are configured to increase in thickness from the bottom side toward the upper side.
- only the first outer layer 340 and / or the second outer layer 350 constituting the intermediate film 330 may be configured to increase in thickness from the bottom side toward the upper side (that is, at least the intermediate film 330 is formed).
- the inner layer 345 may have a substantially uniform thickness).
- the present invention can be used for laminated glass for vehicles such as windshield, rear glass, side glass, and roof glass.
Landscapes
- Joining Of Glass To Other Materials (AREA)
- Laminated Bodies (AREA)
Abstract
Description
第1のガラス基板と第2のガラス基板の間に配置された中間膜を有し、
前記中間膜は、前記第1のガラス基板に近い側から、第1の外層、内層、および第2の外層を有し、
前記内層は、前記第1の外層および第2の外層に比べて低いショア硬度を有し、
前記第1の外層および第2の外層は、赤外線遮蔽性材料を含み、
前記第1の外層の、当該合わせガラスの上辺の端部には、前記赤外線遮蔽性材料が実質的に含有されていない第1の部分が形成され、該第1の部分は、無着色樹脂を有し、および/または
前記第2の外層の、当該合わせガラスの前記上辺の端部には、前記赤外線遮蔽性材料が実質的に含有されていない第2の部分が形成され、該第2の部分は、無着色樹脂を有することを特徴とする合わせガラスが提供される。
前記第1の領域は、前記第1の外層の第1の部分および/または前記第2の外層の第2の部分に対応し、
当該合わせガラスの前記第1の領域には、センサが設置されていても良い。
本発明による車両用の合わせガラスの特徴をより良く理解するため、まず、図1を参照して、従来の車両用の合わせガラスの構成について簡単に説明する。
第1のガラス基板と第2のガラス基板の間に配置された中間膜を有し、
前記中間膜は、前記第1のガラス基板に近い側から、第1の外層、内層、および第2の外層を有し、
前記内層は、前記第1の外層および第2の外層に比べて低いショア硬度を有し、
前記第1の外層および第2の外層は、赤外線遮蔽性材料を含み、
前記第1の外層の、当該合わせガラスの上辺の端部には、赤外線遮蔽性材料が実質的に含有されていない第1の非遮蔽性部分が形成され、該第1の非遮蔽性部分は、無着色樹脂を有し、および/または
前記第2の外層の、当該合わせガラスの上辺の端部には、赤外線遮蔽性材料が実質的に含有されていない第2の非遮蔽性部分が形成され、該第2の非遮蔽性部分は、無着色樹脂を有することを特徴とする合わせガラスが提供される。
次に、図2および図3を参照して、本発明の一実施例による車両用の合わせガラスについて、詳しく説明する。
次に、図2および図3に示したような第1の車両用合わせガラス100を構成する各部材について詳しく説明する。
前述のように、第1の車両用合わせガラス100は、第1の領域103Aおよび第2の領域103Bを有する。
第1のガラス基板110は、ガラスで構成される限り、いかなる組成であっても良い。また、第1のガラス基板110は、例えば、複数の部材を積層することにより構成されても良く、例えば、ガラス板と樹脂板の積層体であっても良い。
中間膜130は、前述のように、少なくとも3つの層140、145、150から構成される。
第1の外層140および/または第2の外層150に含まれる赤外線遮蔽性材料は、特に限られない。
(車両用の合わせガラスの製造方法について)
次に、図4を参照して、図2および3に示したような第1の合わせガラスの製造方法の一例について、簡単に説明する。
(i)第1のガラス基板、第2のガラス基板、および中間膜を製造するステップ(ステップS110)と、
(ii)前記第1のガラス基板と前記第2のガラス基板の間に前記中間膜を配置して、積層体を構成するステップ(ステップS120)と、
(iii)前記積層体を減圧環境下で加圧および加熱するステップ(ステップS130)と、
を有する。
まず、以下の手順で、中間膜130の第1の外層140および第2の外層150用の混合原料(混合原料Aと称する)を調製する。
次に、図5を参照して、本発明の一実施例による別の車両用の合わせガラスについて説明する。
次に、図6を参照して、本発明の一実施例によるさらに別の車両用の合わせガラスについて説明する。
10 第1のガラス基板
20 第2のガラス基板
30 中間膜
100 第1の車両用合わせガラス
101 第1の主表面
102 第2の主表面
103A 第1の領域
103B 第2の領域
110 第1のガラス基板
111 第1の表面
112 第2の表面
120 第2のガラス基板
121 第1の表面
122 第2の表面
130 中間膜
140 第1の外層
145 内層
150 第2の外層
160a 第1の非遮蔽性部分
160b 第2の非遮蔽性部分
170 上辺
200 第2の車両用合わせガラス
201 第1の主表面
202 第2の主表面
210 第1のガラス基板
211 第1の表面
212 第2の表面
220 第2のガラス基板
221 第1の表面
222 第2の表面
230 中間膜
240 第1の外層
245 内層
250 第2の外層
260 非遮蔽性部分
270 上辺
300 第3の車両用合わせガラス
301 第1の主表面
302 第2の主表面
310 第1のガラス基板
311 第1の表面
312 第2の表面
320 第2のガラス基板
321 第1の表面
322 第2の表面
330 中間膜
340 第1の外層
345 内層
350 第2の外層
360 非遮蔽性部分
370 上辺
Claims (4)
- 車両用の合わせガラスであって、
第1のガラス基板と第2のガラス基板の間に配置された中間膜を有し、
前記中間膜は、前記第1のガラス基板に近い側から、第1の外層、内層、および第2の外層を有し、
前記内層は、前記第1の外層および第2の外層に比べて低いショア硬度を有し、
前記第1の外層および第2の外層は、赤外線遮蔽性材料を含み、
前記第1の外層の、当該合わせガラスの上辺の端部には、前記赤外線遮蔽性材料が実質的に含有されていない第1の部分が形成され、該第1の部分は、無着色樹脂を有し、および/または
前記第2の外層の、当該合わせガラスの前記上辺の端部には、前記赤外線遮蔽性材料が実質的に含有されていない第2の部分が形成され、該第2の部分は、無着色樹脂を有することを特徴とする合わせガラス。 - 前記第1および/または第2の部分は、当該合わせガラスの前記上辺の端部全体に形成されていることを特徴とする請求項1に記載の合わせガラス。
- 前記中間膜は、当該合わせガラスの前記上辺の端部において、当該合わせガラスの底辺の端部よりも厚さが厚くなっていることを特徴とする請求項1または2に記載の合わせガラス。
- 当該合わせガラスは、前記第1のガラス基板と第2のガラス基板の積層方向から見たとき、第1の領域および第2の領域を有し、
前記第1の領域は、前記第1の外層の第1の部分および/または前記第2の外層の第2の部分に対応し、
当該合わせガラスの前記第1の領域には、センサが設置されていることを特徴とする請求項1乃至3のいずれか一つに記載の合わせガラス。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015530841A JP6551229B2 (ja) | 2013-08-05 | 2014-07-30 | 車両用の合わせガラス |
CN201480041398.1A CN105408274A (zh) | 2013-08-05 | 2014-07-30 | 车辆用的夹层玻璃 |
EP14835015.0A EP3031787A4 (en) | 2013-08-05 | 2014-07-30 | Laminated glass for vehicle |
US14/966,366 US20160096346A1 (en) | 2013-08-05 | 2015-12-11 | Laminated glass for vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013162413 | 2013-08-05 | ||
JP2013-162413 | 2013-08-05 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/966,366 Continuation US20160096346A1 (en) | 2013-08-05 | 2015-12-11 | Laminated glass for vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015019921A1 true WO2015019921A1 (ja) | 2015-02-12 |
Family
ID=52461257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2014/070074 WO2015019921A1 (ja) | 2013-08-05 | 2014-07-30 | 車両用の合わせガラス |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160096346A1 (ja) |
EP (1) | EP3031787A4 (ja) |
JP (1) | JP6551229B2 (ja) |
CN (1) | CN105408274A (ja) |
WO (1) | WO2015019921A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022085720A1 (ja) * | 2020-10-21 | 2022-04-28 | 積水化学工業株式会社 | 合わせガラス及び車両 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108025968A (zh) * | 2015-09-30 | 2018-05-11 | 积水化学工业株式会社 | 夹层玻璃用中间膜及夹层玻璃 |
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 |
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 |
CN113858923B (zh) * | 2021-09-28 | 2022-07-08 | 福耀玻璃工业集团股份有限公司 | 车窗总成及车辆 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002173347A (ja) * | 2000-09-29 | 2002-06-21 | Asahi Glass Co Ltd | 合わせガラスおよびそれを用いた自動車 |
WO2009048147A1 (ja) * | 2007-10-12 | 2009-04-16 | Sekisui Chemical Co., Ltd. | 合わせガラス用中間膜及び合わせガラス |
WO2011024787A1 (ja) | 2009-08-24 | 2011-03-03 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP2012502870A (ja) * | 2008-09-15 | 2012-02-02 | ソルティア・インコーポレーテッド | 太陽光吸収剤が不均一に分布する中間膜 |
WO2012029916A1 (ja) * | 2010-09-01 | 2012-03-08 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP2013006713A (ja) * | 2011-06-22 | 2013-01-10 | Nissan Motor Co Ltd | 合わせガラス |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6620477B2 (en) * | 2000-09-29 | 2003-09-16 | Asahi Glass Company, Limited | Laminated glass and automobile employing it |
JP2006327381A (ja) * | 2005-05-25 | 2006-12-07 | Asahi Glass Co Ltd | 合せガラスおよびその製造方法 |
CN101038349A (zh) * | 2005-12-26 | 2007-09-19 | 旭硝子株式会社 | 用于车辆的层压玻璃 |
JP2007223883A (ja) * | 2005-12-26 | 2007-09-06 | Asahi Glass Co Ltd | 車両用合せガラス |
JP2008201667A (ja) * | 2007-01-24 | 2008-09-04 | Asahi Glass Co Ltd | 車両用合わせガラス |
JP4828444B2 (ja) * | 2007-01-29 | 2011-11-30 | 日本板硝子株式会社 | 合わせガラス |
JP4697270B2 (ja) * | 2008-07-14 | 2011-06-08 | ソニー株式会社 | 電子装置およびその製造方法 |
JP2012144217A (ja) * | 2011-01-14 | 2012-08-02 | Asahi Glass Co Ltd | 自動車用窓ガラス |
JP2013010671A (ja) * | 2011-06-29 | 2013-01-17 | Sekisui Chem Co Ltd | 合わせガラス用中間膜及び合わせガラス |
-
2014
- 2014-07-30 EP EP14835015.0A patent/EP3031787A4/en not_active Withdrawn
- 2014-07-30 WO PCT/JP2014/070074 patent/WO2015019921A1/ja active Application Filing
- 2014-07-30 CN CN201480041398.1A patent/CN105408274A/zh active Pending
- 2014-07-30 JP JP2015530841A patent/JP6551229B2/ja active Active
-
2015
- 2015-12-11 US US14/966,366 patent/US20160096346A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002173347A (ja) * | 2000-09-29 | 2002-06-21 | Asahi Glass Co Ltd | 合わせガラスおよびそれを用いた自動車 |
WO2009048147A1 (ja) * | 2007-10-12 | 2009-04-16 | Sekisui Chemical Co., Ltd. | 合わせガラス用中間膜及び合わせガラス |
JP2012502870A (ja) * | 2008-09-15 | 2012-02-02 | ソルティア・インコーポレーテッド | 太陽光吸収剤が不均一に分布する中間膜 |
WO2011024787A1 (ja) | 2009-08-24 | 2011-03-03 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
WO2012029916A1 (ja) * | 2010-09-01 | 2012-03-08 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP2013006713A (ja) * | 2011-06-22 | 2013-01-10 | Nissan Motor Co Ltd | 合わせガラス |
Non-Patent Citations (1)
Title |
---|
See also references of EP3031787A4 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022085720A1 (ja) * | 2020-10-21 | 2022-04-28 | 積水化学工業株式会社 | 合わせガラス及び車両 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2015019921A1 (ja) | 2017-03-02 |
CN105408274A (zh) | 2016-03-16 |
JP6551229B2 (ja) | 2019-07-31 |
US20160096346A1 (en) | 2016-04-07 |
EP3031787A4 (en) | 2017-04-05 |
EP3031787A1 (en) | 2016-06-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11065844B2 (en) | Laminated glass | |
JP6551229B2 (ja) | 車両用の合わせガラス | |
US7175290B2 (en) | Laminated glass for vehicles and method for manufacturing the same | |
CN109626848B (zh) | 夹层玻璃 | |
JP5668686B2 (ja) | 車輌用合わせガラス | |
JP4848872B2 (ja) | 窓用合わせガラス | |
US8288746B2 (en) | Laminated glass with shade band | |
JP6127804B2 (ja) | 車両用合わせガラスおよびその製造方法 | |
JP2008534429A (ja) | 改善された選択性を有する多層板ガラス | |
WO2011074425A1 (ja) | 合わせガラス | |
WO2010119797A1 (ja) | 自動車ガラス用積層体、その製造方法、およびフロントガラス | |
JP2017200856A (ja) | 調光窓 | |
JP5522280B2 (ja) | 車両合わせガラス用中間膜の製造方法および車両合わせガラス用中間膜並びに車両合わせガラス | |
JP2011195417A (ja) | 合わせガラス | |
JP2010180068A (ja) | 車両合わせガラス用中間膜の製造方法および車両合わせガラス用中間膜並びに車両合わせガラス | |
JP2021127286A (ja) | 合わせガラス、車両 | |
JPWO2018029995A1 (ja) | 合わせガラス | |
JP6103283B2 (ja) | 熱線遮蔽膜製造用の組成物とその製造方法、熱線遮蔽膜の製造方法および熱線遮蔽合わせ透明基材の製造方法 | |
JP5413314B2 (ja) | 赤外線反射フィルムおよび合わせガラスの製造方法 | |
JP7028102B2 (ja) | 合わせガラス | |
JP2007039278A (ja) | 合わせガラス用中間膜及び合わせガラス | |
CN201896143U (zh) | 一种防弹轿车防弹玻璃 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201480041398.1 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14835015 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2015530841 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2014835015 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |